./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label19.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_label19.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 82e96feaf513d5ea09fe2d6d6c91ceaef07076e1 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label19.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 82e96feaf513d5ea09fe2d6d6c91ceaef07076e1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:43:40,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:40,740 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:40,773 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:40,774 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:40,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:40,791 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:40,807 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:40,813 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:40,816 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:40,820 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:40,825 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:40,825 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:40,829 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:40,834 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:40,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:40,841 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:40,844 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:40,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:40,859 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:40,864 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:40,871 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:40,875 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:40,879 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:40,887 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:40,891 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:40,891 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:40,894 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:40,894 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:40,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:40,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:40,899 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:40,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:40,904 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:40,907 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:40,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:40,909 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:40,912 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:40,912 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:40,913 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:40,916 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:40,918 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:43:40,960 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:40,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:40,963 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:40,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:40,966 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:40,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:40,967 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:40,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:43:40,967 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:40,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:40,970 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:40,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:40,972 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:40,972 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:40,973 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:40,974 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:40,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:40,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:40,975 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:40,976 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:40,976 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:40,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:40,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:40,980 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:40,980 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:40,981 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:43:40,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:43:40,981 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:40,982 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 -> 82e96feaf513d5ea09fe2d6d6c91ceaef07076e1 [2019-11-27 15:43:41,548 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:41,575 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:41,583 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:41,587 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:41,588 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:41,589 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label19.c [2019-11-27 15:43:41,748 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db6de54dc/25fa053d890343a5a1f2fc74bd7a08cc/FLAG9490f80d9 [2019-11-27 15:43:43,146 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:43,148 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label19.c [2019-11-27 15:43:43,189 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db6de54dc/25fa053d890343a5a1f2fc74bd7a08cc/FLAG9490f80d9 [2019-11-27 15:43:43,230 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db6de54dc/25fa053d890343a5a1f2fc74bd7a08cc [2019-11-27 15:43:43,242 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:43,247 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:43,250 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:43,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:43,260 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:43,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:43" (1/1) ... [2019-11-27 15:43:43,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:43, skipping insertion in model container [2019-11-27 15:43:43,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:43" (1/1) ... [2019-11-27 15:43:43,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:43,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:45,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:45,088 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:45,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:45,707 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:45,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:45 WrapperNode [2019-11-27 15:43:45,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:45,710 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:45,710 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:45,710 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:45,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:45" (1/1) ... [2019-11-27 15:43:45,805 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:45" (1/1) ... [2019-11-27 15:43:45,992 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:45,995 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:45,997 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:45,997 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:46,021 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:45" (1/1) ... [2019-11-27 15:43:46,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:45" (1/1) ... [2019-11-27 15:43:46,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:45" (1/1) ... [2019-11-27 15:43:46,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:45" (1/1) ... [2019-11-27 15:43:46,137 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:45" (1/1) ... [2019-11-27 15:43:46,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:45" (1/1) ... [2019-11-27 15:43:46,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:45" (1/1) ... [2019-11-27 15:43:46,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:46,261 INFO L168 Benchmark]: Toolchain (without parser) took 3010.27 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 903.7 MB in the end (delta: 52.2 MB). Peak memory consumption was 52.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:46,262 INFO L168 Benchmark]: CDTParser took 1.76 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 15:43:46,269 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2459.33 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 926.7 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:46,271 INFO L168 Benchmark]: Boogie Procedure Inliner took 285.04 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:46,273 INFO L168 Benchmark]: Boogie Preprocessor took 256.34 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:46,286 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.76 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 2459.33 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 926.7 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 285.04 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 256.34 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:43:50,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:50,240 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:50,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:50,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:50,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:50,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:50,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:50,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:50,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:50,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:50,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:50,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:50,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:50,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:50,337 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:50,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:50,342 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:50,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:50,355 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:50,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:50,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:50,375 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:50,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:50,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:50,388 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:50,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:50,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:50,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:50,395 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:50,398 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:50,399 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:50,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:50,404 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:50,407 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:50,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:50,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:50,414 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:50,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:50,415 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:50,416 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:50,417 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:50,457 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:50,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:50,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:50,464 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:50,464 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:50,464 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:50,465 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:50,467 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:50,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:50,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:50,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:50,469 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:50,469 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:50,472 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:50,472 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:50,472 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:50,473 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:50,473 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:50,473 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:50,474 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:50,475 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:50,475 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:50,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:50,476 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:50,478 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:50,478 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:50,478 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:50,479 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:50,479 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:50,479 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:50,482 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 -> 82e96feaf513d5ea09fe2d6d6c91ceaef07076e1 [2019-11-27 15:43:51,085 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:51,113 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:51,122 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:51,128 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:51,128 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:51,130 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label19.c [2019-11-27 15:43:51,291 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15986e5c2/ff408a04a8134a88a99e1ca58aaafef8/FLAGb1847a759 [2019-11-27 15:43:52,719 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:52,720 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label19.c [2019-11-27 15:43:52,768 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15986e5c2/ff408a04a8134a88a99e1ca58aaafef8/FLAGb1847a759 [2019-11-27 15:43:52,815 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15986e5c2/ff408a04a8134a88a99e1ca58aaafef8 [2019-11-27 15:43:52,828 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:52,830 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:52,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:52,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:52,843 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:52,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:52" (1/1) ... [2019-11-27 15:43:52,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:52, skipping insertion in model container [2019-11-27 15:43:52,857 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:52" (1/1) ... [2019-11-27 15:43:52,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:53,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:54,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:54,669 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:55,229 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:55,279 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:55,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:55 WrapperNode [2019-11-27 15:43:55,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:55,287 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:55,287 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:55,287 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:55,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:55" (1/1) ... [2019-11-27 15:43:55,390 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:55" (1/1) ... [2019-11-27 15:43:55,571 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:55,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:55,577 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:55,577 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:55,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:55" (1/1) ... [2019-11-27 15:43:55,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:55" (1/1) ... [2019-11-27 15:43:55,616 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:55" (1/1) ... [2019-11-27 15:43:55,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:55" (1/1) ... [2019-11-27 15:43:55,710 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:55" (1/1) ... [2019-11-27 15:43:55,762 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:55" (1/1) ... [2019-11-27 15:43:55,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:55" (1/1) ... [2019-11-27 15:43:55,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:55,815 INFO L168 Benchmark]: Toolchain (without parser) took 2978.18 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 898.2 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:55,816 INFO L168 Benchmark]: CDTParser took 2.73 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 15:43:55,819 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2450.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.1 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:55,820 INFO L168 Benchmark]: Boogie Procedure Inliner took 289.79 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:55,825 INFO L168 Benchmark]: Boogie Preprocessor took 228.74 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:55,836 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.73 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 2450.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.1 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 289.79 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 228.74 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 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...