./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label27.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_label27.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 4b0a0f778efa43429684de6acf0eda5b289d9868 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label27.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 4b0a0f778efa43429684de6acf0eda5b289d9868 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:21:55,153 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:55,159 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:55,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:55,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:55,194 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:55,204 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:55,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:55,222 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:55,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:55,231 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:55,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:55,237 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:55,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:55,246 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:55,248 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:55,252 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:55,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:55,261 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:55,271 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:55,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:55,287 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:55,289 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:55,294 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:55,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:55,302 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:55,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:55,307 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:55,307 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:55,308 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:55,308 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:55,309 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:55,311 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:55,312 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:55,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:55,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:55,317 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:55,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:55,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:55,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:55,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:55,323 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:55,350 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:55,351 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:55,354 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:55,356 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:55,356 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:55,356 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:55,357 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:55,357 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:55,357 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:55,357 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:55,359 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:55,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:55,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:55,360 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:55,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:55,361 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:55,364 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:55,364 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:55,364 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:55,364 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:55,365 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:55,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:55,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:55,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:55,366 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:55,366 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:55,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:55,366 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:55,366 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 -> 4b0a0f778efa43429684de6acf0eda5b289d9868 [2019-11-27 09:21:55,982 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:56,011 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:56,020 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:56,025 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:56,026 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:56,027 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label27.c [2019-11-27 09:21:56,171 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d1b4df7f/b982f9561410461abff2cefd4683415e/FLAGe3694ecef [2019-11-27 09:21:57,507 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:57,512 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label27.c [2019-11-27 09:21:57,555 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d1b4df7f/b982f9561410461abff2cefd4683415e/FLAGe3694ecef [2019-11-27 09:21:57,827 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d1b4df7f/b982f9561410461abff2cefd4683415e [2019-11-27 09:21:57,835 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:57,842 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:57,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:57,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:57,850 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:57,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:57,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57, skipping insertion in model container [2019-11-27 09:21:57,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:57,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:58,049 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:59,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:59,772 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:00,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:00,428 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:00,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:00 WrapperNode [2019-11-27 09:22:00,430 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:00,436 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:00,436 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:00,437 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:00,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:00" (1/1) ... [2019-11-27 09:22:00,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:00" (1/1) ... [2019-11-27 09:22:00,776 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:00,778 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:00,780 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:00,780 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:00,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:00" (1/1) ... [2019-11-27 09:22:00,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:00" (1/1) ... [2019-11-27 09:22:00,840 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:00" (1/1) ... [2019-11-27 09:22:00,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:00" (1/1) ... [2019-11-27 09:22:00,936 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:00" (1/1) ... [2019-11-27 09:22:00,985 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:00" (1/1) ... [2019-11-27 09:22:01,009 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:00" (1/1) ... [2019-11-27 09:22:01,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:01,045 INFO L168 Benchmark]: Toolchain (without parser) took 3201.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 933.0 MB in the end (delta: 27.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:01,046 INFO L168 Benchmark]: CDTParser took 1.88 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 09:22:01,051 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2587.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 955.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 61.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:01,055 INFO L168 Benchmark]: Boogie Procedure Inliner took 341.67 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 944.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:01,060 INFO L168 Benchmark]: Boogie Preprocessor took 258.32 ms. Allocated memory is still 1.0 GB. Free memory was 944.5 MB in the beginning and 933.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:01,072 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.88 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 2587.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 955.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 61.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 341.67 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 944.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 258.32 ms. Allocated memory is still 1.0 GB. Free memory was 944.5 MB in the beginning and 933.0 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 09:22:05,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:05,110 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:05,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:05,145 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:05,148 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:05,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:05,171 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:05,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:05,179 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:05,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:05,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:05,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:05,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:05,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:05,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:05,206 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:05,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:05,214 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:05,219 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:05,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:05,237 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:05,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:05,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:05,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:05,255 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:05,255 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:05,257 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:05,260 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:05,262 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:05,264 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:05,267 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:05,268 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:05,272 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:05,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:05,274 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:05,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:05,277 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:05,277 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:05,280 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:05,283 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:05,284 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:05,325 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:05,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:05,329 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:05,330 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:05,333 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:05,333 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:05,333 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:05,334 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:05,334 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:05,334 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:05,336 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:05,336 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:05,336 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:05,337 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:05,339 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:05,339 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:05,340 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:05,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:05,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:05,342 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:05,342 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:05,342 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:05,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:05,344 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:05,344 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:05,344 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:05,346 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:05,346 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:05,346 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:05,347 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:05,349 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 -> 4b0a0f778efa43429684de6acf0eda5b289d9868 [2019-11-27 09:22:05,875 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:05,907 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:05,915 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:05,919 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:05,923 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:05,924 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label27.c [2019-11-27 09:22:06,074 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba0b1a8fa/35839612196a40799ad53b6764c5ad3f/FLAGcb388bb26 [2019-11-27 09:22:07,379 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:07,380 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label27.c [2019-11-27 09:22:07,422 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba0b1a8fa/35839612196a40799ad53b6764c5ad3f/FLAGcb388bb26 [2019-11-27 09:22:07,732 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba0b1a8fa/35839612196a40799ad53b6764c5ad3f [2019-11-27 09:22:07,741 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:07,750 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:07,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:07,754 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:07,763 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:07,765 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:07" (1/1) ... [2019-11-27 09:22:07,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:07, skipping insertion in model container [2019-11-27 09:22:07,776 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:07" (1/1) ... [2019-11-27 09:22:07,797 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:07,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:09,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:09,720 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:10,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:10,378 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:10,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:10 WrapperNode [2019-11-27 09:22:10,384 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:10,385 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:10,385 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:10,385 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:10,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:10" (1/1) ... [2019-11-27 09:22:10,493 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:10" (1/1) ... [2019-11-27 09:22:10,690 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:10,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:10,692 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:10,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:10,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:10" (1/1) ... [2019-11-27 09:22:10,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:10" (1/1) ... [2019-11-27 09:22:10,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:10" (1/1) ... [2019-11-27 09:22:10,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:10" (1/1) ... [2019-11-27 09:22:10,856 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:10" (1/1) ... [2019-11-27 09:22:10,901 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:10" (1/1) ... [2019-11-27 09:22:10,936 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:10" (1/1) ... [2019-11-27 09:22:10,972 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:10,983 INFO L168 Benchmark]: Toolchain (without parser) took 3232.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 921.6 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:10,984 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-27 09:22:10,989 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2632.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 955.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 61.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:10,990 INFO L168 Benchmark]: Boogie Procedure Inliner took 305.39 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:10,995 INFO L168 Benchmark]: Boogie Preprocessor took 285.10 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 921.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:11,006 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 2632.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 955.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 61.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 305.39 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 285.10 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 921.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...