./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label01.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/Problem11_label01.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 87dc2a654f666511f740e901e35bb4987a0508ac ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem11_label01.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 87dc2a654f666511f740e901e35bb4987a0508ac .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:54:35,079 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:35,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:35,119 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:35,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:35,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:35,131 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:35,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:35,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:35,159 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:35,161 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:35,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:35,169 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:35,175 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:35,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:35,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:35,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:35,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:35,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:35,218 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:35,231 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:35,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:35,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:35,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:35,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:35,258 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:35,258 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:35,261 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:35,261 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:35,264 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:35,266 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:35,267 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:35,269 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:35,275 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:35,278 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:35,281 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:35,282 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:35,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:35,283 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:35,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:35,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:35,291 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:54:35,332 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:35,334 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:35,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:35,342 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:35,342 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:35,343 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:35,343 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:35,344 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:54:35,344 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:35,344 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:35,346 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:35,346 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:35,346 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:35,350 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:35,350 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:35,351 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:35,351 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:35,351 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:35,352 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:35,352 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:35,352 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:35,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:35,353 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:35,355 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:35,355 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:35,355 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:54:35,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:54:35,356 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:35,358 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 -> 87dc2a654f666511f740e901e35bb4987a0508ac [2019-11-27 15:54:35,940 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:35,972 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:35,983 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:35,990 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:35,991 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:35,992 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label01.c [2019-11-27 15:54:36,155 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd8dd85a3/12bd2d4c96e1426fa25416aa8599493e/FLAG2d73d0952 [2019-11-27 15:54:37,508 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:37,516 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label01.c [2019-11-27 15:54:37,551 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd8dd85a3/12bd2d4c96e1426fa25416aa8599493e/FLAG2d73d0952 [2019-11-27 15:54:37,589 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd8dd85a3/12bd2d4c96e1426fa25416aa8599493e [2019-11-27 15:54:37,596 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:37,599 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:37,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:37,605 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:37,615 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:37,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:37" (1/1) ... [2019-11-27 15:54:37,624 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:37, skipping insertion in model container [2019-11-27 15:54:37,625 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:37" (1/1) ... [2019-11-27 15:54:37,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:37,775 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:39,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:39,155 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:39,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:39,574 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:39,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:39 WrapperNode [2019-11-27 15:54:39,579 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:39,580 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:39,581 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:39,581 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:39,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:39" (1/1) ... [2019-11-27 15:54:39,661 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:39" (1/1) ... [2019-11-27 15:54:39,871 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:39,874 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:39,875 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:39,875 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:39,900 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:39" (1/1) ... [2019-11-27 15:54:39,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:39" (1/1) ... [2019-11-27 15:54:39,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:39" (1/1) ... [2019-11-27 15:54:39,925 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:39" (1/1) ... [2019-11-27 15:54:40,032 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:39" (1/1) ... [2019-11-27 15:54:40,084 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:39" (1/1) ... [2019-11-27 15:54:40,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:39" (1/1) ... [2019-11-27 15:54:40,182 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:40,198 INFO L168 Benchmark]: Toolchain (without parser) took 2591.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 921.5 MB in the end (delta: 45.9 MB). Peak memory consumption was 46.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:40,201 INFO L168 Benchmark]: CDTParser took 2.58 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 15:54:40,204 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1975.57 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 950.3 MB in the end (delta: 11.4 MB). Peak memory consumption was 21.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:40,207 INFO L168 Benchmark]: Boogie Procedure Inliner took 293.96 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 933.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:40,211 INFO L168 Benchmark]: Boogie Preprocessor took 313.22 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 921.5 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:40,223 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.58 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 1975.57 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 950.3 MB in the end (delta: 11.4 MB). Peak memory consumption was 21.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 293.96 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 933.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 313.22 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 921.5 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 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 15:54:44,033 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:44,038 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:44,065 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:44,067 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:44,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:44,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:44,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:44,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:44,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:44,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:44,114 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:44,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:44,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:44,127 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:44,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:44,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:44,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:44,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:44,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:44,162 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:44,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:44,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:44,179 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:44,186 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:44,186 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:44,187 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:44,192 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:44,193 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:44,194 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:44,198 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:44,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:44,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:44,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:44,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:44,208 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:44,210 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:44,210 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:44,211 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:44,214 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:44,219 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:44,220 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:54:44,261 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:44,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:44,267 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:44,267 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:44,268 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:44,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:44,270 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:44,270 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:44,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:44,271 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:44,272 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:44,275 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:44,275 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:54:44,276 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:54:44,276 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:44,276 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:44,277 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:44,277 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:44,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:44,280 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:44,280 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:44,281 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:44,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:44,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:44,284 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:44,284 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:44,285 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:54:44,285 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:54:44,285 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:44,285 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:54:44,287 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 -> 87dc2a654f666511f740e901e35bb4987a0508ac [2019-11-27 15:54:44,778 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:44,808 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:44,815 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:44,818 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:44,819 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:44,822 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label01.c [2019-11-27 15:54:44,965 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7cc2f315/5ee1137e685849e8a14d435be3985153/FLAG3b2ffec2a [2019-11-27 15:54:46,328 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:46,329 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label01.c [2019-11-27 15:54:46,364 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7cc2f315/5ee1137e685849e8a14d435be3985153/FLAG3b2ffec2a [2019-11-27 15:54:46,672 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7cc2f315/5ee1137e685849e8a14d435be3985153 [2019-11-27 15:54:46,684 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:46,690 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:46,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:46,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:46,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:46,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:46" (1/1) ... [2019-11-27 15:54:46,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e1aada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:46, skipping insertion in model container [2019-11-27 15:54:46,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:46" (1/1) ... [2019-11-27 15:54:46,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:46,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:48,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:48,387 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:48,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:48,851 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:48,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:48 WrapperNode [2019-11-27 15:54:48,856 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:48,857 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:48,857 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:48,857 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:48,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:48" (1/1) ... [2019-11-27 15:54:48,942 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:48" (1/1) ... [2019-11-27 15:54:49,090 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:49,091 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:49,091 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:49,094 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:49,114 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:48" (1/1) ... [2019-11-27 15:54:49,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:48" (1/1) ... [2019-11-27 15:54:49,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:48" (1/1) ... [2019-11-27 15:54:49,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:48" (1/1) ... [2019-11-27 15:54:49,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:48" (1/1) ... [2019-11-27 15:54:49,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:48" (1/1) ... [2019-11-27 15:54:49,276 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:48" (1/1) ... [2019-11-27 15:54:49,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:49,308 INFO L168 Benchmark]: Toolchain (without parser) took 2614.05 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 932.0 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:49,309 INFO L168 Benchmark]: CDTParser took 0.39 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 15:54:49,314 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2164.36 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 949.2 MB in the end (delta: 6.8 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:49,316 INFO L168 Benchmark]: Boogie Procedure Inliner took 234.26 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 937.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:49,318 INFO L168 Benchmark]: Boogie Preprocessor took 206.45 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 932.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:49,330 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 2164.36 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 949.2 MB in the end (delta: 6.8 MB). Peak memory consumption was 34.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 234.26 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 937.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 206.45 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 932.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...