./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label52.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/Problem18_label52.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 6d74190c70ada9a4214b6bdad7c91c31ee30d736 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label52.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 6d74190c70ada9a4214b6bdad7c91c31ee30d736 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:00:34,150 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:34,155 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:34,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:34,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:34,199 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:34,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:34,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:34,222 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:34,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:34,231 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:34,237 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:34,239 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:34,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:34,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:34,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:34,256 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:34,259 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:34,266 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:34,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:34,283 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:34,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:34,293 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:34,299 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:34,305 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:34,306 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:34,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:34,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:34,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:34,313 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:34,314 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:34,316 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:34,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:34,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:34,325 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:34,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:34,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:34,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:34,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:34,334 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:34,335 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:34,338 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:34,380 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:34,381 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:34,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:34,388 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:34,388 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:34,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:34,391 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:34,391 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:34,391 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:34,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:34,393 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:34,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:34,394 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:34,394 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:34,396 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:34,396 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:34,396 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:34,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:34,399 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:34,399 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:34,399 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:34,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:34,400 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:34,400 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:34,402 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:34,402 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:34,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:34,403 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:34,405 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 -> 6d74190c70ada9a4214b6bdad7c91c31ee30d736 [2019-11-27 16:00:35,084 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:35,113 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:35,124 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:35,128 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:35,130 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:35,131 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label52.c [2019-11-27 16:00:35,286 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0a21cfc2/bef5d19e2580450f82b6ef4547566e9a/FLAGd794815ca [2019-11-27 16:00:36,759 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:36,763 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label52.c [2019-11-27 16:00:36,816 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0a21cfc2/bef5d19e2580450f82b6ef4547566e9a/FLAGd794815ca [2019-11-27 16:00:36,858 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0a21cfc2/bef5d19e2580450f82b6ef4547566e9a [2019-11-27 16:00:36,866 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:36,869 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:36,872 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:36,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:36,882 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:36,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:36" (1/1) ... [2019-11-27 16:00:36,896 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:36, skipping insertion in model container [2019-11-27 16:00:36,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:36" (1/1) ... [2019-11-27 16:00:36,918 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:37,135 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:39,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:39,618 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:40,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:40,677 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:40,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:40 WrapperNode [2019-11-27 16:00:40,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:40,685 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:40,685 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:40,686 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:40,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:40" (1/1) ... [2019-11-27 16:00:40,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:40" (1/1) ... [2019-11-27 16:00:41,204 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:41,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:41,210 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:41,210 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:41,237 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:40" (1/1) ... [2019-11-27 16:00:41,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:40" (1/1) ... [2019-11-27 16:00:41,338 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:40" (1/1) ... [2019-11-27 16:00:41,338 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:40" (1/1) ... [2019-11-27 16:00:41,562 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:40" (1/1) ... [2019-11-27 16:00:41,656 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:40" (1/1) ... [2019-11-27 16:00:41,721 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:40" (1/1) ... [2019-11-27 16:00:41,820 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:41,829 INFO L168 Benchmark]: Toolchain (without parser) took 4954.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 804.6 MB in the end (delta: 151.3 MB). Peak memory consumption was 151.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:41,831 INFO L168 Benchmark]: CDTParser took 1.97 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 16:00:41,834 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3809.88 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 873.7 MB in the end (delta: 82.3 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:41,838 INFO L168 Benchmark]: Boogie Procedure Inliner took 524.49 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 827.8 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:41,840 INFO L168 Benchmark]: Boogie Preprocessor took 610.73 ms. Allocated memory is still 1.0 GB. Free memory was 827.8 MB in the beginning and 804.6 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:41,851 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.97 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 3809.88 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 873.7 MB in the end (delta: 82.3 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 524.49 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 827.8 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 610.73 ms. Allocated memory is still 1.0 GB. Free memory was 827.8 MB in the beginning and 804.6 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 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 16:00:45,677 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:45,684 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:45,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:45,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:45,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:45,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:45,746 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:45,750 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:45,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:45,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:45,766 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:45,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:45,772 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:45,774 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:45,778 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:45,783 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:45,788 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:45,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:45,804 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:45,809 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:45,817 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:45,820 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:45,824 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:45,832 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:45,834 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:45,834 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:45,838 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:45,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:45,843 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:45,843 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:45,847 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:45,849 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:45,853 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:45,855 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:45,857 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:45,858 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:45,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:45,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:45,863 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:45,866 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:45,868 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:45,911 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:45,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:45,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:45,920 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:45,920 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:45,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:45,921 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:45,921 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:45,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:45,922 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:45,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:45,924 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:45,924 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:45,927 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:45,927 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:45,928 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:45,928 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:45,928 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:45,929 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:45,929 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:45,929 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:45,930 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:45,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:45,932 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:45,932 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:45,933 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:45,933 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:45,933 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:45,935 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:45,935 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:45,937 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 -> 6d74190c70ada9a4214b6bdad7c91c31ee30d736 [2019-11-27 16:00:46,570 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:46,602 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:46,608 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:46,613 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:46,616 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:46,618 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label52.c [2019-11-27 16:00:46,786 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c78aa30e1/a9a227132db24aae8142ceed9d7897d5/FLAGf2d1627ae [2019-11-27 16:00:48,453 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:48,456 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label52.c [2019-11-27 16:00:48,526 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c78aa30e1/a9a227132db24aae8142ceed9d7897d5/FLAGf2d1627ae [2019-11-27 16:00:48,565 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c78aa30e1/a9a227132db24aae8142ceed9d7897d5 [2019-11-27 16:00:48,576 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:48,579 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:48,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:48,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:48,593 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:48,594 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:48" (1/1) ... [2019-11-27 16:00:48,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:48, skipping insertion in model container [2019-11-27 16:00:48,603 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:48" (1/1) ... [2019-11-27 16:00:48,624 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:48,860 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:51,450 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:51,462 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:52,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:53,035 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:53,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:53 WrapperNode [2019-11-27 16:00:53,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:53,042 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:53,045 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:53,045 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:53,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:53" (1/1) ... [2019-11-27 16:00:53,168 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:53" (1/1) ... [2019-11-27 16:00:53,438 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:53,443 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:53,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:53,444 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:53,466 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:53" (1/1) ... [2019-11-27 16:00:53,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:53" (1/1) ... [2019-11-27 16:00:53,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:53" (1/1) ... [2019-11-27 16:00:53,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:53" (1/1) ... [2019-11-27 16:00:53,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:53" (1/1) ... [2019-11-27 16:00:53,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:53" (1/1) ... [2019-11-27 16:00:53,859 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:53" (1/1) ... [2019-11-27 16:00:53,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:53,939 INFO L168 Benchmark]: Toolchain (without parser) took 5357.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.2 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:53,940 INFO L168 Benchmark]: CDTParser took 2.91 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 16:00:53,944 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4457.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:53,946 INFO L168 Benchmark]: Boogie Procedure Inliner took 401.15 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:53,951 INFO L168 Benchmark]: Boogie Preprocessor took 489.65 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:53,962 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.91 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 4457.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 401.15 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 489.65 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 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...