./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label16.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem03_label16.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 4d44dcfdf0e0ddc3cfa58572eaaf1577b27d553d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem03_label16.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 4d44dcfdf0e0ddc3cfa58572eaaf1577b27d553d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:21:51,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:51,713 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:51,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:51,738 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:51,741 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:51,745 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:51,779 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:51,781 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:51,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:51,788 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:51,794 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:51,797 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:51,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:51,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:51,810 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:51,815 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:51,818 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:51,824 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:51,830 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:51,840 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:51,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:51,849 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:51,853 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:51,861 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:51,861 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:51,862 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:51,867 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:51,867 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:51,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:51,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:51,872 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:51,873 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:51,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:51,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:51,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:51,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:51,883 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:51,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:51,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:51,890 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:51,893 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:51,932 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:51,934 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:51,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:51,942 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:51,942 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:51,943 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:51,943 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:51,943 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:51,944 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:51,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:51,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:51,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:51,948 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:51,949 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:51,949 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:51,949 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:51,950 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:51,953 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:51,953 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:51,954 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:51,954 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:51,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:51,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:51,955 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:51,955 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:51,956 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:51,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:51,958 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:51,958 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 -> 4d44dcfdf0e0ddc3cfa58572eaaf1577b27d553d [2019-11-27 09:21:52,611 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:52,637 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:52,645 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:52,649 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:52,654 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:52,655 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label16.c [2019-11-27 09:21:52,808 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/987ae927f/de6007f834384a828ed0fac6849371c2/FLAG7b99131ad [2019-11-27 09:21:54,103 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:54,107 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label16.c [2019-11-27 09:21:54,152 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/987ae927f/de6007f834384a828ed0fac6849371c2/FLAG7b99131ad [2019-11-27 09:21:54,189 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/987ae927f/de6007f834384a828ed0fac6849371c2 [2019-11-27 09:21:54,196 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:54,202 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:54,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:54,208 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:54,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:54,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:54" (1/1) ... [2019-11-27 09:21:54,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:54, skipping insertion in model container [2019-11-27 09:21:54,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:54" (1/1) ... [2019-11-27 09:21:54,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:54,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:56,001 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:56,017 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:56,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:56,666 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:56,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:56 WrapperNode [2019-11-27 09:21:56,670 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:56,672 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:56,676 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:56,676 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:56,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:56" (1/1) ... [2019-11-27 09:21:56,760 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:56" (1/1) ... [2019-11-27 09:21:56,949 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:56,952 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:56,954 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:56,954 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:56,976 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:56" (1/1) ... [2019-11-27 09:21:56,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:56" (1/1) ... [2019-11-27 09:21:56,991 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:56" (1/1) ... [2019-11-27 09:21:56,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:56" (1/1) ... [2019-11-27 09:21:57,081 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:56" (1/1) ... [2019-11-27 09:21:57,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:56" (1/1) ... [2019-11-27 09:21:57,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:56" (1/1) ... [2019-11-27 09:21:57,197 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:57,208 INFO L168 Benchmark]: Toolchain (without parser) took 2999.99 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 903.7 MB in the end (delta: 58.0 MB). Peak memory consumption was 58.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:57,209 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-27 09:21:57,212 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2463.76 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 926.6 MB in the end (delta: 35.1 MB). Peak memory consumption was 35.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:57,217 INFO L168 Benchmark]: Boogie Procedure Inliner took 280.64 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:57,220 INFO L168 Benchmark]: Boogie Preprocessor took 246.17 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:57,232 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 2463.76 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 926.6 MB in the end (delta: 35.1 MB). Peak memory consumption was 35.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 280.64 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 246.17 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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-da95e15 [2019-11-27 09:22:00,958 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:00,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:00,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:00,995 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:00,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:01,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:01,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:01,034 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:01,037 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:01,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:01,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:01,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:01,059 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:01,061 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:01,066 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:01,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:01,075 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:01,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:01,091 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:01,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:01,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:01,106 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:01,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:01,117 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:01,120 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:01,120 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:01,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:01,125 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:01,126 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:01,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:01,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:01,132 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:01,134 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:01,137 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:01,138 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:01,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:01,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:01,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:01,145 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:01,147 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:01,150 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:01,191 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:01,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:01,197 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:01,197 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:01,198 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:01,198 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:01,198 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:01,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:01,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:01,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:01,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:01,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:01,203 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:01,204 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:01,204 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:01,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:01,206 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:01,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:01,207 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:01,209 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:01,209 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:01,209 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:01,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:01,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:01,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:01,212 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:01,212 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:01,212 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:01,213 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:01,213 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:01,216 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 -> 4d44dcfdf0e0ddc3cfa58572eaaf1577b27d553d [2019-11-27 09:22:01,862 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:01,891 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:01,900 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:01,902 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:01,905 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:01,907 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label16.c [2019-11-27 09:22:02,063 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60c5eda70/2b7e565f1a284ec6a0559447d69e0ecc/FLAGe116ebaeb [2019-11-27 09:22:03,444 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:03,449 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label16.c [2019-11-27 09:22:03,488 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60c5eda70/2b7e565f1a284ec6a0559447d69e0ecc/FLAGe116ebaeb [2019-11-27 09:22:03,527 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60c5eda70/2b7e565f1a284ec6a0559447d69e0ecc [2019-11-27 09:22:03,536 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:03,539 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:03,544 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:03,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:03,553 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:03,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:03" (1/1) ... [2019-11-27 09:22:03,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:03, skipping insertion in model container [2019-11-27 09:22:03,563 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:03" (1/1) ... [2019-11-27 09:22:03,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:03,732 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:05,283 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:05,300 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:05,896 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:05,949 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:05,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:05 WrapperNode [2019-11-27 09:22:05,952 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:05,953 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:05,955 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:05,955 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:05,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:05" (1/1) ... [2019-11-27 09:22:06,058 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:05" (1/1) ... [2019-11-27 09:22:06,272 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:06,278 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:06,278 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:06,279 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:06,301 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:05" (1/1) ... [2019-11-27 09:22:06,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:05" (1/1) ... [2019-11-27 09:22:06,332 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:05" (1/1) ... [2019-11-27 09:22:06,333 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:05" (1/1) ... [2019-11-27 09:22:06,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:05" (1/1) ... [2019-11-27 09:22:06,485 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:05" (1/1) ... [2019-11-27 09:22:06,516 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:05" (1/1) ... [2019-11-27 09:22:06,537 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:06,545 INFO L168 Benchmark]: Toolchain (without parser) took 3001.78 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 896.7 MB in the end (delta: 64.9 MB). Peak memory consumption was 65.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:06,546 INFO L168 Benchmark]: CDTParser took 4.04 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. [2019-11-27 09:22:06,550 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2408.03 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 919.7 MB in the end (delta: 42.0 MB). Peak memory consumption was 42.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:06,551 INFO L168 Benchmark]: Boogie Procedure Inliner took 324.86 ms. Allocated memory is still 1.0 GB. Free memory was 919.7 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:06,552 INFO L168 Benchmark]: Boogie Preprocessor took 260.67 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 896.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:06,559 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.04 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 2408.03 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 919.7 MB in the end (delta: 42.0 MB). Peak memory consumption was 42.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 324.86 ms. Allocated memory is still 1.0 GB. Free memory was 919.7 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 260.67 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 896.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...