./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label51.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/Problem12_label51.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 8965fed88fa5c431c481974bdfa9e0e880178208 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem12_label51.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 8965fed88fa5c431c481974bdfa9e0e880178208 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:46:53,690 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:53,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:53,731 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:53,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:53,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:53,740 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:53,752 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:53,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:53,768 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:53,769 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:53,773 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:53,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:53,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:53,782 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:53,785 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:53,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:53,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:53,798 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:53,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:53,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:53,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:53,821 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:53,826 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:53,836 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:53,836 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:53,837 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:53,839 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:53,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:53,841 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:53,843 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:53,844 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:53,846 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:53,849 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:53,852 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:53,855 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:53,856 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:53,858 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:53,858 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:53,859 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:53,862 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:53,864 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:53,918 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:53,924 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:53,928 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:53,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:53,929 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:53,930 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:53,930 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:53,936 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:53,936 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:53,936 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:53,937 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:53,937 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:53,937 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:53,938 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:53,938 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:53,938 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:53,939 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:53,941 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:53,941 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:53,944 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:53,944 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:53,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:53,945 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:53,945 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:53,946 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:53,946 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:53,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:53,949 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:53,950 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 -> 8965fed88fa5c431c481974bdfa9e0e880178208 [2019-11-26 16:46:54,609 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:54,641 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:54,649 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:54,654 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:54,656 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:54,658 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label51.c [2019-11-26 16:46:54,826 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7468718d8/7dfacaa4bded4989a8d47511907a72a9/FLAGa6e3d6714 [2019-11-26 16:46:56,462 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:56,463 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label51.c [2019-11-26 16:46:56,533 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7468718d8/7dfacaa4bded4989a8d47511907a72a9/FLAGa6e3d6714 [2019-11-26 16:46:56,570 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7468718d8/7dfacaa4bded4989a8d47511907a72a9 [2019-11-26 16:46:56,578 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:56,581 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:56,588 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:56,590 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:56,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:56,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:56" (1/1) ... [2019-11-26 16:46:56,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:56, skipping insertion in model container [2019-11-26 16:46:56,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:56" (1/1) ... [2019-11-26 16:46:56,628 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:56,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:59,663 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:59,675 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:00,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:01,063 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:01,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:01 WrapperNode [2019-11-26 16:47:01,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:01,070 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:01,070 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:01,071 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:01,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:01" (1/1) ... [2019-11-26 16:47:01,194 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:01" (1/1) ... [2019-11-26 16:47:01,816 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:01,822 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:01,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:01,823 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:01,850 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:01" (1/1) ... [2019-11-26 16:47:01,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:01" (1/1) ... [2019-11-26 16:47:01,981 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:01" (1/1) ... [2019-11-26 16:47:01,982 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:01" (1/1) ... [2019-11-26 16:47:02,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:01" (1/1) ... [2019-11-26 16:47:02,453 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:01" (1/1) ... [2019-11-26 16:47:03,049 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:01" (1/1) ... [2019-11-26 16:47:03,199 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:03,213 INFO L168 Benchmark]: Toolchain (without parser) took 6623.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 905.6 MB in the end (delta: 44.7 MB). Peak memory consumption was 313.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:03,214 INFO L168 Benchmark]: CDTParser took 2.58 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 16:47:03,217 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4481.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.9 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:03,219 INFO L168 Benchmark]: Boogie Procedure Inliner took 751.55 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 746.4 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:03,225 INFO L168 Benchmark]: Boogie Preprocessor took 1380.04 ms. Allocated memory is still 1.0 GB. Free memory was 746.4 MB in the beginning and 905.6 MB in the end (delta: -159.1 MB). Peak memory consumption was 110.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:03,235 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.58 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 4481.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.9 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 751.55 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 746.4 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1380.04 ms. Allocated memory is still 1.0 GB. Free memory was 746.4 MB in the beginning and 905.6 MB in the end (delta: -159.1 MB). Peak memory consumption was 110.0 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 16:47:07,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:07,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:07,123 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:07,125 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:07,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:07,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:07,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:07,155 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:07,160 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:07,163 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:07,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:07,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:07,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:07,179 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:07,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:07,188 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:07,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:07,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:07,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:07,216 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:07,222 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:07,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:07,228 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:07,236 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:07,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:07,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:07,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:07,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:07,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:07,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:07,249 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:07,253 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:07,259 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:07,261 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:07,263 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:07,266 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:07,267 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:07,267 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:07,268 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:07,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:07,277 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:47:07,318 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:07,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:07,321 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:07,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:07,324 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:07,325 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:07,325 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:07,325 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:07,326 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:07,326 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:07,327 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:07,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:07,331 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:47:07,332 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:47:07,332 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:07,332 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:07,333 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:07,333 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:07,333 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:07,334 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:07,334 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:07,336 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:07,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:07,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:07,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:07,338 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:07,338 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:47:07,341 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:47:07,341 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:07,341 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:47:07,343 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 -> 8965fed88fa5c431c481974bdfa9e0e880178208 [2019-11-26 16:47:07,996 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:08,022 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:08,031 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:08,037 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:08,037 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:08,039 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label51.c [2019-11-26 16:47:08,186 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6ce83136/31fb8a42d7ba4ac1a0bfc58e3123bc8e/FLAG93f0b07ad [2019-11-26 16:47:09,947 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:09,951 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label51.c [2019-11-26 16:47:10,047 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6ce83136/31fb8a42d7ba4ac1a0bfc58e3123bc8e/FLAG93f0b07ad [2019-11-26 16:47:10,084 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6ce83136/31fb8a42d7ba4ac1a0bfc58e3123bc8e [2019-11-26 16:47:10,095 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:10,098 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:10,104 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:10,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:10,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:10,114 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:10" (1/1) ... [2019-11-26 16:47:10,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:10, skipping insertion in model container [2019-11-26 16:47:10,124 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:10" (1/1) ... [2019-11-26 16:47:10,141 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:10,422 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:13,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:13,662 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:15,164 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:15,246 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:15,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15 WrapperNode [2019-11-26 16:47:15,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:15,251 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:15,251 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:15,252 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:15,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:15,424 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:15,897 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:15,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:15,900 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:15,900 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:15,925 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:15,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:15,988 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:15,988 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:16,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:16,737 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:16,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:15" (1/1) ... [2019-11-26 16:47:16,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:16,912 INFO L168 Benchmark]: Toolchain (without parser) took 6810.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 938.1 MB in the end (delta: 17.9 MB). Peak memory consumption was 290.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:16,913 INFO L168 Benchmark]: CDTParser took 2.81 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:47:16,917 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5146.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 775.0 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:16,918 INFO L168 Benchmark]: Boogie Procedure Inliner took 646.97 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:16,923 INFO L168 Benchmark]: Boogie Preprocessor took 1007.62 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 938.1 MB in the end (delta: -197.4 MB). Peak memory consumption was 74.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:16,933 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.81 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5146.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 775.0 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 646.97 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1007.62 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 938.1 MB in the end (delta: -197.4 MB). Peak memory consumption was 74.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...