./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label39.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/Problem12_label39.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 8053ea186302e8f6fda4301bb9de6149944b24a6 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label39.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 8053ea186302e8f6fda4301bb9de6149944b24a6 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:52:38,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:38,138 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:38,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:38,176 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:38,177 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:38,179 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:38,182 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:38,205 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:38,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:38,211 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:38,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:38,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:38,222 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:38,226 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:38,229 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:38,233 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:38,239 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:38,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:38,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:38,259 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:38,267 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:38,268 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:38,272 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:38,280 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:38,282 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:38,282 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:38,286 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:38,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:38,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:38,290 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:38,291 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:38,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:38,296 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:38,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:38,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:38,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:38,303 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:38,303 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:38,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:38,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:38,312 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:52:38,350 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:38,352 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:38,356 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:38,358 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:38,358 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:38,358 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:38,360 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:38,360 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:52:38,360 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:38,362 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:38,363 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:38,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:38,367 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:38,367 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:38,368 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:38,368 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:38,368 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:38,369 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:38,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:38,369 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:38,370 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:38,370 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:38,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:38,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:38,372 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:38,372 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:38,373 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:52:38,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:52:38,375 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:38,375 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 -> 8053ea186302e8f6fda4301bb9de6149944b24a6 [2019-11-24 20:52:38,930 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:38,958 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:38,968 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:38,972 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:38,973 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:38,974 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label39.c [2019-11-24 20:52:39,135 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4abc8ab5b/a417ddf33c3c4056aa625647ca9151ef/FLAGef0a18313 [2019-11-24 20:52:40,909 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:40,910 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label39.c [2019-11-24 20:52:40,976 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4abc8ab5b/a417ddf33c3c4056aa625647ca9151ef/FLAGef0a18313 [2019-11-24 20:52:41,013 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4abc8ab5b/a417ddf33c3c4056aa625647ca9151ef [2019-11-24 20:52:41,021 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:41,027 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:41,033 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:41,033 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:41,039 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:41,043 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:41" (1/1) ... [2019-11-24 20:52:41,053 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:41, skipping insertion in model container [2019-11-24 20:52:41,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:41" (1/1) ... [2019-11-24 20:52:41,072 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:41,362 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:44,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:44,023 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:45,424 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:45,501 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:45,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:45 WrapperNode [2019-11-24 20:52:45,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:45,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:45,509 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:45,511 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:45,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:45" (1/1) ... [2019-11-24 20:52:45,662 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:45" (1/1) ... [2019-11-24 20:52:46,363 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:46,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:46,365 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:46,365 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:46,388 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:45" (1/1) ... [2019-11-24 20:52:46,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:45" (1/1) ... [2019-11-24 20:52:46,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:45" (1/1) ... [2019-11-24 20:52:46,482 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:45" (1/1) ... [2019-11-24 20:52:46,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:45" (1/1) ... [2019-11-24 20:52:46,892 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:45" (1/1) ... [2019-11-24 20:52:47,070 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:45" (1/1) ... [2019-11-24 20:52:47,820 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:47,830 INFO L168 Benchmark]: Toolchain (without parser) took 6798.20 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 912.5 MB in the end (delta: 37.8 MB). Peak memory consumption was 317.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:47,832 INFO L168 Benchmark]: CDTParser took 3.26 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 20:52:47,836 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4474.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.7 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:47,838 INFO L168 Benchmark]: Boogie Procedure Inliner took 856.31 ms. Allocated memory is still 1.0 GB. Free memory was 820.7 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:47,844 INFO L168 Benchmark]: Boogie Preprocessor took 1457.11 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 912.5 MB in the end (delta: -160.5 MB). Peak memory consumption was 119.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:47,854 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.26 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 4474.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.7 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 856.31 ms. Allocated memory is still 1.0 GB. Free memory was 820.7 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1457.11 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 912.5 MB in the end (delta: -160.5 MB). Peak memory consumption was 119.0 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 0.1.24-32f2683 [2019-11-24 20:52:51,855 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:51,860 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:51,884 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:51,886 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:51,889 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:51,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:51,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:51,924 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:51,931 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:51,934 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:51,938 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:51,943 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:51,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:51,949 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:51,954 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:51,959 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:51,961 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:51,965 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:51,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:51,985 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:51,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:51,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:51,996 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:52,005 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:52,006 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:52,006 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:52,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:52,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:52,012 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:52,013 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:52,014 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:52,016 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:52,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:52,023 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:52,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:52,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:52,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:52,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:52,033 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:52,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:52,038 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:52:52,081 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:52,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:52,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:52,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:52,088 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:52,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:52,090 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:52,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:52,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:52,091 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:52,092 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:52,094 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:52,094 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:52,095 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:52:52,095 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:52:52,095 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:52,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:52,099 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:52,099 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:52,100 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:52,100 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:52,100 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:52,101 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:52,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:52,101 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:52,102 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:52,104 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:52,104 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:52:52,104 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:52:52,105 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:52,107 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:52:52,108 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 -> 8053ea186302e8f6fda4301bb9de6149944b24a6 [2019-11-24 20:52:52,688 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:52,724 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:52,729 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:52,736 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:52,737 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:52,738 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label39.c [2019-11-24 20:52:52,900 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a69494ea/07a735da6f4242fca6fa23123468d6f1/FLAG71f0dfd48 [2019-11-24 20:52:54,666 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:54,670 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label39.c [2019-11-24 20:52:54,749 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a69494ea/07a735da6f4242fca6fa23123468d6f1/FLAG71f0dfd48 [2019-11-24 20:52:54,803 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a69494ea/07a735da6f4242fca6fa23123468d6f1 [2019-11-24 20:52:54,813 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:54,822 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:54,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:54,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:54,834 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:54,838 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:54" (1/1) ... [2019-11-24 20:52:54,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e45741f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:54, skipping insertion in model container [2019-11-24 20:52:54,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:54" (1/1) ... [2019-11-24 20:52:54,876 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:55,207 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:58,571 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:58,582 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:00,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:00,294 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:00,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00 WrapperNode [2019-11-24 20:53:00,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:00,296 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:00,297 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:00,298 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:00,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:00,444 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:00,784 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:00,786 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:00,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:00,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:00,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:00,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:00,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:00,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,144 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,647 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:01,659 INFO L168 Benchmark]: Toolchain (without parser) took 6834.08 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 945.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 291.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:01,660 INFO L168 Benchmark]: CDTParser took 3.34 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. [2019-11-24 20:53:01,663 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5470.42 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 769.3 MB in the end (delta: 186.7 MB). Peak memory consumption was 186.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:01,664 INFO L168 Benchmark]: Boogie Procedure Inliner took 489.32 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 740.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:01,667 INFO L168 Benchmark]: Boogie Preprocessor took 864.05 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 945.4 MB in the end (delta: -204.8 MB). Peak memory consumption was 76.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:01,678 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.34 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 5470.42 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 769.3 MB in the end (delta: 186.7 MB). Peak memory consumption was 186.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 489.32 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 740.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 864.05 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 945.4 MB in the end (delta: -204.8 MB). Peak memory consumption was 76.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...