./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label23.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/Problem11_label23.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 21f83ead38e7a5ce477fcca71badc56a222dddb6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem11_label23.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 21f83ead38e7a5ce477fcca71badc56a222dddb6 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:51:46,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:51:46,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:51:46,775 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:51:46,777 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:51:46,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:51:46,787 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:51:46,804 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:51:46,808 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:51:46,815 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:51:46,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:51:46,822 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:51:46,824 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:51:46,829 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:51:46,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:51:46,838 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:51:46,841 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:51:46,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:51:46,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:51:46,862 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:51:46,869 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:51:46,876 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:51:46,878 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:51:46,884 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:51:46,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:51:46,892 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:51:46,892 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:51:46,895 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:51:46,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:51:46,898 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:51:46,899 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:51:46,904 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:51:46,905 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:51:46,906 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:51:46,910 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:51:46,911 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:51:46,912 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:51:46,912 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:51:46,913 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:51:46,914 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:51:46,918 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:51:46,919 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:51:46,959 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:51:46,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:51:46,964 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:51:46,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:51:46,968 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:51:46,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:51:46,969 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:51:46,969 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:51:46,969 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:51:46,970 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:51:46,971 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:51:46,971 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:51:46,972 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:51:46,972 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:51:46,975 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:51:46,975 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:51:46,976 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:51:46,976 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:51:46,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:51:46,977 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:51:46,977 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:51:46,977 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:51:46,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:51:46,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:51:46,981 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:51:46,981 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:51:46,981 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:51:46,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:51:46,982 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:51:46,982 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 -> 21f83ead38e7a5ce477fcca71badc56a222dddb6 [2019-11-24 20:51:47,643 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:51:47,669 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:51:47,678 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:51:47,684 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:51:47,685 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:51:47,686 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label23.c [2019-11-24 20:51:47,840 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a6924a81/6c4e3771a1e044679f9c81f78172f3b2/FLAGa38940d44 [2019-11-24 20:51:49,160 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:51:49,161 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label23.c [2019-11-24 20:51:49,193 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a6924a81/6c4e3771a1e044679f9c81f78172f3b2/FLAGa38940d44 [2019-11-24 20:51:49,231 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a6924a81/6c4e3771a1e044679f9c81f78172f3b2 [2019-11-24 20:51:49,239 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:51:49,242 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:51:49,249 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:49,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:51:49,258 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:51:49,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:49" (1/1) ... [2019-11-24 20:51:49,269 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:49, skipping insertion in model container [2019-11-24 20:51:49,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:49" (1/1) ... [2019-11-24 20:51:49,281 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:51:49,420 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:51:50,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:50,810 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:51:51,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:51,223 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:51:51,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51 WrapperNode [2019-11-24 20:51:51,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:51,229 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:51,230 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:51:51,230 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:51:51,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:51,312 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:51,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:51,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:51:51,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:51:51,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:51:51,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:51,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:51,578 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:51,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:51,680 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:51,716 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:51,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:51" (1/1) ... [2019-11-24 20:51:51,812 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:51:51,824 INFO L168 Benchmark]: Toolchain (without parser) took 2575.72 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 921.5 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:51,825 INFO L168 Benchmark]: CDTParser took 2.81 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 20:51:51,829 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1978.45 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 950.2 MB in the end (delta: 5.8 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:51,833 INFO L168 Benchmark]: Boogie Procedure Inliner took 297.84 ms. Allocated memory is still 1.0 GB. Free memory was 950.2 MB in the beginning and 933.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:51,836 INFO L168 Benchmark]: Boogie Preprocessor took 285.38 ms. Allocated memory is still 1.0 GB. Free memory was 933.0 MB in the beginning and 921.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:51,848 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1978.45 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 950.2 MB in the end (delta: 5.8 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 297.84 ms. Allocated memory is still 1.0 GB. Free memory was 950.2 MB in the beginning and 933.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 285.38 ms. Allocated memory is still 1.0 GB. Free memory was 933.0 MB in the beginning and 921.5 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 0.1.24-32f2683 [2019-11-24 20:51:55,732 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:51:55,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:51:55,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:51:55,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:51:55,775 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:51:55,782 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:51:55,796 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:51:55,801 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:51:55,806 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:51:55,809 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:51:55,816 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:51:55,817 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:51:55,821 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:51:55,826 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:51:55,831 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:51:55,834 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:51:55,841 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:51:55,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:51:55,854 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:51:55,862 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:51:55,869 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:51:55,871 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:51:55,876 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:51:55,885 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:51:55,886 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:51:55,886 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:51:55,888 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:51:55,891 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:51:55,894 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:51:55,894 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:51:55,895 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:51:55,899 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:51:55,900 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:51:55,904 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:51:55,904 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:51:55,908 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:51:55,909 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:51:55,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:51:55,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:51:55,915 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:51:55,919 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:51:55,958 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:51:55,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:51:55,964 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:51:55,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:51:55,966 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:51:55,966 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:51:55,970 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:51:55,970 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:51:55,970 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:51:55,971 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:51:55,972 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:51:55,972 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:51:55,973 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:51:55,973 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:51:55,974 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:51:55,974 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:51:55,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:51:55,974 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:51:55,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:51:55,977 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:51:55,978 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:51:55,978 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:51:55,978 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:51:55,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:51:55,979 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:51:55,980 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:51:55,980 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:51:55,980 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:51:55,982 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:51:55,982 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:51:55,983 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:51:55,984 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 -> 21f83ead38e7a5ce477fcca71badc56a222dddb6 [2019-11-24 20:51:56,481 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:51:56,513 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:51:56,520 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:51:56,525 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:51:56,526 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:51:56,527 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label23.c [2019-11-24 20:51:56,684 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d22971e85/d847f2faca094fd9a657f7bd2c07e8a5/FLAGb1c462ce3 [2019-11-24 20:51:58,010 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:51:58,014 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label23.c [2019-11-24 20:51:58,057 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d22971e85/d847f2faca094fd9a657f7bd2c07e8a5/FLAGb1c462ce3 [2019-11-24 20:51:58,097 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d22971e85/d847f2faca094fd9a657f7bd2c07e8a5 [2019-11-24 20:51:58,107 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:51:58,109 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:51:58,114 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:58,117 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:51:58,121 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:51:58,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:58" (1/1) ... [2019-11-24 20:51:58,137 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:58, skipping insertion in model container [2019-11-24 20:51:58,137 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:58" (1/1) ... [2019-11-24 20:51:58,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:51:58,288 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:51:59,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:59,822 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:00,213 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:00,256 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:00,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00 WrapperNode [2019-11-24 20:52:00,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:00,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:00,261 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:00,263 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:00,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:00,345 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:00,498 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:00,498 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:00,499 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:00,499 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:00,521 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:00,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:00,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:00,546 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:00,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:00,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:00,699 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:00" (1/1) ... [2019-11-24 20:52:00,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:00,735 INFO L168 Benchmark]: Toolchain (without parser) took 2619.41 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 921.5 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:00,737 INFO L168 Benchmark]: CDTParser took 0.33 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 20:52:00,741 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2144.29 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 938.7 MB in the end (delta: 17.3 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:00,743 INFO L168 Benchmark]: Boogie Procedure Inliner took 239.62 ms. Allocated memory is still 1.0 GB. Free memory was 938.7 MB in the beginning and 933.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:00,747 INFO L168 Benchmark]: Boogie Preprocessor took 227.23 ms. Allocated memory is still 1.0 GB. Free memory was 933.0 MB in the beginning and 921.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:00,757 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 2144.29 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 938.7 MB in the end (delta: 17.3 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 239.62 ms. Allocated memory is still 1.0 GB. Free memory was 938.7 MB in the beginning and 933.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 227.23 ms. Allocated memory is still 1.0 GB. Free memory was 933.0 MB in the beginning and 921.5 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...