./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_label28.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 64d8dea622e67cd00f72cf1597cba42c858b4e4b ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label28.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 64d8dea622e67cd00f72cf1597cba42c858b4e4b ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:41:28,688 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:28,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:28,715 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:28,716 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:28,718 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:28,720 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:28,748 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:28,754 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:28,758 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:28,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:28,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:28,767 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:28,773 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:28,776 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:28,780 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:28,783 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:28,788 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:28,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:28,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:28,809 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:28,816 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:28,818 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:28,821 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:28,829 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:28,832 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:28,832 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:28,834 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:28,835 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:28,836 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:28,839 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:28,840 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:28,845 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:28,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:28,848 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:28,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:28,850 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:28,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:28,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:28,856 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:28,858 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:28,860 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:41:28,897 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:28,899 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:28,902 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:28,906 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:28,906 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:28,907 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:28,907 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:28,907 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:41:28,908 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:28,908 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:28,909 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:28,910 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:28,910 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:28,910 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:28,913 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:28,913 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:28,913 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:28,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:28,914 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:28,914 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:28,915 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:28,916 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:28,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:28,916 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:28,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:28,919 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:28,919 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:41:28,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:41:28,920 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:28,920 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 -> 64d8dea622e67cd00f72cf1597cba42c858b4e4b [2019-11-24 20:41:29,621 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:29,652 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:29,661 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:29,663 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:29,668 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:29,669 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label28.c [2019-11-24 20:41:29,843 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e00dd18c/2dda815e16a3485ca41abbb6ae08751b/FLAG55acf00c3 [2019-11-24 20:41:31,690 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:31,693 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label28.c [2019-11-24 20:41:31,776 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e00dd18c/2dda815e16a3485ca41abbb6ae08751b/FLAG55acf00c3 [2019-11-24 20:41:31,815 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3e00dd18c/2dda815e16a3485ca41abbb6ae08751b [2019-11-24 20:41:31,822 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:31,827 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:31,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:31,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:31,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:31,846 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:31" (1/1) ... [2019-11-24 20:41:31,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:31, skipping insertion in model container [2019-11-24 20:41:31,855 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:31" (1/1) ... [2019-11-24 20:41:31,875 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:32,154 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:35,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:35,164 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:36,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:36,732 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:36,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:36 WrapperNode [2019-11-24 20:41:36,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:36,738 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:36,738 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:36,739 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:36,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:36" (1/1) ... [2019-11-24 20:41:36,860 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:36" (1/1) ... [2019-11-24 20:41:37,238 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:37,241 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:37,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:37,242 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:37,264 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:36" (1/1) ... [2019-11-24 20:41:37,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:36" (1/1) ... [2019-11-24 20:41:37,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:36" (1/1) ... [2019-11-24 20:41:37,347 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:36" (1/1) ... [2019-11-24 20:41:37,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:36" (1/1) ... [2019-11-24 20:41:37,653 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:36" (1/1) ... [2019-11-24 20:41:37,732 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:36" (1/1) ... [2019-11-24 20:41:37,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:37,813 INFO L168 Benchmark]: Toolchain (without parser) took 5982.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 751.6 MB in the end (delta: 191.4 MB). Peak memory consumption was 191.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:37,814 INFO L168 Benchmark]: CDTParser took 0.89 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. [2019-11-24 20:41:37,817 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4902.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 820.4 MB in the end (delta: 122.7 MB). Peak memory consumption was 122.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:37,821 INFO L168 Benchmark]: Boogie Procedure Inliner took 503.17 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:37,824 INFO L168 Benchmark]: Boogie Preprocessor took 562.08 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:37,835 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.89 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 4902.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 820.4 MB in the end (delta: 122.7 MB). Peak memory consumption was 122.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 503.17 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 562.08 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 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 0.1.24-32f2683 [2019-11-24 20:41:41,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:41,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:41,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:41,637 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:41,639 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:41,643 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:41,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:41,663 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:41,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:41,673 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:41,674 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:41,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:41,681 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:41,687 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:41,690 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:41,691 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:41,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:41,699 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:41,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:41,715 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:41,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:41,722 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:41,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:41,735 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:41,735 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:41,736 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:41,740 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:41,740 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:41,742 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:41,744 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:41,747 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:41,748 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:41,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:41,754 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:41,754 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:41,755 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:41,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:41,757 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:41,761 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:41,764 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:41,765 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:41:41,807 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:41,808 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:41,812 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:41,814 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:41,814 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:41,814 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:41,815 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:41,816 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:41,816 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:41,819 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:41,820 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:41,821 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:41,821 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:41,821 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:41:41,822 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:41:41,822 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:41,822 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:41,823 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:41,823 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:41,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:41,826 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:41,826 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:41,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:41,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:41,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:41,828 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:41,828 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:41,828 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:41:41,831 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:41:41,831 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:41,832 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:41:41,833 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 -> 64d8dea622e67cd00f72cf1597cba42c858b4e4b [2019-11-24 20:41:42,375 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:42,405 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:42,414 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:42,418 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:42,420 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:42,422 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label28.c [2019-11-24 20:41:42,588 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94d965f80/d00f9bcfc85e4535bfe4011a578a2c11/FLAGa43ad8453 [2019-11-24 20:41:44,472 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:44,472 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label28.c [2019-11-24 20:41:44,553 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94d965f80/d00f9bcfc85e4535bfe4011a578a2c11/FLAGa43ad8453 [2019-11-24 20:41:44,592 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94d965f80/d00f9bcfc85e4535bfe4011a578a2c11 [2019-11-24 20:41:44,603 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:44,605 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:44,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:44,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:44,616 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:44,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:44" (1/1) ... [2019-11-24 20:41:44,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:44, skipping insertion in model container [2019-11-24 20:41:44,628 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:44" (1/1) ... [2019-11-24 20:41:44,649 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:44,948 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:47,847 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:47,863 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:49,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:49,370 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:49,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:49 WrapperNode [2019-11-24 20:41:49,373 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:49,374 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:49,377 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:49,378 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:49,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:49" (1/1) ... [2019-11-24 20:41:49,529 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:49" (1/1) ... [2019-11-24 20:41:49,967 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:49,972 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:49,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:49,973 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:49,995 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:49" (1/1) ... [2019-11-24 20:41:49,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:49" (1/1) ... [2019-11-24 20:41:50,051 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:49" (1/1) ... [2019-11-24 20:41:50,054 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:49" (1/1) ... [2019-11-24 20:41:50,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:49" (1/1) ... [2019-11-24 20:41:50,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:49" (1/1) ... [2019-11-24 20:41:50,434 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:49" (1/1) ... [2019-11-24 20:41:50,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:50,514 INFO L168 Benchmark]: Toolchain (without parser) took 5903.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 734.6 MB in the end (delta: 209.9 MB). Peak memory consumption was 210.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:50,515 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. [2019-11-24 20:41:50,517 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4764.39 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. [2019-11-24 20:41:50,521 INFO L168 Benchmark]: Boogie Procedure Inliner took 597.79 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:50,526 INFO L168 Benchmark]: Boogie Preprocessor took 534.25 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 734.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:50,535 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 4764.39 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 597.79 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 534.25 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 734.6 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...