./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label24.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem02_label24.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 ae8b9d15518dcb8efb3092579c510710d5de6c08 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem02_label24.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 ae8b9d15518dcb8efb3092579c510710d5de6c08 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:26:12,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:12,012 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:12,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:12,050 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:12,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:12,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:12,077 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:12,081 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:12,086 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:12,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:12,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:12,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:12,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:12,106 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:12,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:12,114 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:12,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:12,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:12,135 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:12,143 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:12,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:12,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:12,157 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:12,168 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:12,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:12,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:12,174 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:12,175 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:12,176 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:12,178 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:12,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:12,182 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:12,187 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:12,189 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:12,189 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:12,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:12,194 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:12,194 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:12,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:12,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:12,203 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:26:12,247 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:12,248 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:12,251 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:12,253 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:12,253 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:12,253 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:12,254 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:12,256 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:26:12,256 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:12,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:12,258 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:12,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:12,261 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:12,261 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:12,262 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:12,262 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:12,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:12,263 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:12,263 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:12,263 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:12,266 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:12,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:12,267 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:12,267 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:12,267 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:12,268 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:26:12,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:26:12,269 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:12,269 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 -> ae8b9d15518dcb8efb3092579c510710d5de6c08 [2019-11-25 22:26:12,924 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:12,961 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:12,971 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:12,974 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:12,976 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:12,980 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label24.c [2019-11-25 22:26:13,147 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f87fd2945/508192d17d9946e0ac8d6915f35ed196/FLAGc138a1484 [2019-11-25 22:26:14,495 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:14,501 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label24.c [2019-11-25 22:26:14,536 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f87fd2945/508192d17d9946e0ac8d6915f35ed196/FLAGc138a1484 [2019-11-25 22:26:14,576 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f87fd2945/508192d17d9946e0ac8d6915f35ed196 [2019-11-25 22:26:14,584 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:14,588 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:14,593 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:14,593 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:14,599 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:14,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:14" (1/1) ... [2019-11-25 22:26:14,613 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 25.11 10:26:14, skipping insertion in model container [2019-11-25 22:26:14,614 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:14" (1/1) ... [2019-11-25 22:26:14,635 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:14,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:15,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:15,853 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:16,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:16,153 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:16,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:16 WrapperNode [2019-11-25 22:26:16,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:16,159 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:16,159 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:16,161 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:16,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:16" (1/1) ... [2019-11-25 22:26:16,234 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:16" (1/1) ... [2019-11-25 22:26:16,399 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:16,400 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:16,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:16,401 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:16,424 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:16" (1/1) ... [2019-11-25 22:26:16,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:16" (1/1) ... [2019-11-25 22:26:16,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:16" (1/1) ... [2019-11-25 22:26:16,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:16" (1/1) ... [2019-11-25 22:26:16,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:16" (1/1) ... [2019-11-25 22:26:16,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:16" (1/1) ... [2019-11-25 22:26:16,562 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:16" (1/1) ... [2019-11-25 22:26:16,598 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:16,602 INFO L168 Benchmark]: Toolchain (without parser) took 2013.97 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 961.7 MB in the end (delta: 39.1 kB). Peak memory consumption was 104.6 kB. Max. memory is 12.5 GB. [2019-11-25 22:26:16,605 INFO L168 Benchmark]: CDTParser took 1.38 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. [2019-11-25 22:26:16,609 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1565.35 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 973.1 MB in the end (delta: -11.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:16,613 INFO L168 Benchmark]: Boogie Procedure Inliner took 241.32 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:16,614 INFO L168 Benchmark]: Boogie Preprocessor took 198.31 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:16,630 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.38 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 1565.35 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 973.1 MB in the end (delta: -11.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 241.32 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 198.31 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 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 0.1.24-65d6cd2 [2019-11-25 22:26:20,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:20,592 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:20,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:20,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:20,642 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:20,645 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:20,666 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:20,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:20,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:20,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:20,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:20,686 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:20,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:20,695 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:20,700 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:20,702 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:20,708 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:20,712 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:20,722 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:20,732 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:20,736 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:20,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:20,745 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:20,753 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:20,754 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:20,754 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:20,757 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:20,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:20,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:20,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:20,765 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:20,766 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:20,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:20,775 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:20,776 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:20,777 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:20,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:20,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:20,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:20,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:20,788 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:26:20,829 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:20,831 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:20,835 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:20,837 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:20,840 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:20,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:20,841 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:20,841 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:20,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:20,842 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:20,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:20,844 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:20,847 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:26:20,848 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:26:20,848 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:20,848 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:20,849 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:20,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:20,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:20,850 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:20,850 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:20,852 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:20,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:20,853 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:20,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:20,853 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:20,855 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:26:20,855 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:26:20,855 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:20,856 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:26:20,857 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 -> ae8b9d15518dcb8efb3092579c510710d5de6c08 [2019-11-25 22:26:21,463 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:21,491 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:21,498 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:21,504 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:21,505 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:21,509 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label24.c [2019-11-25 22:26:21,670 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cf7897c5/df39d37b6efc4041aec77c9b4e85574f/FLAGe90400c82 [2019-11-25 22:26:22,946 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:22,949 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label24.c [2019-11-25 22:26:22,986 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cf7897c5/df39d37b6efc4041aec77c9b4e85574f/FLAGe90400c82 [2019-11-25 22:26:23,030 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cf7897c5/df39d37b6efc4041aec77c9b4e85574f [2019-11-25 22:26:23,039 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:23,043 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:23,047 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:23,049 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:23,059 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:23,064 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:23" (1/1) ... [2019-11-25 22:26:23,071 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 25.11 10:26:23, skipping insertion in model container [2019-11-25 22:26:23,071 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:23" (1/1) ... [2019-11-25 22:26:23,091 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:23,228 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:24,267 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:24,291 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:24,593 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:24,625 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:24,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:24 WrapperNode [2019-11-25 22:26:24,627 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:24,642 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:24,642 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:24,643 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:24,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:24" (1/1) ... [2019-11-25 22:26:24,718 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:24" (1/1) ... [2019-11-25 22:26:24,867 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:24,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:24,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:24,873 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:24,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:24" (1/1) ... [2019-11-25 22:26:24,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:24" (1/1) ... [2019-11-25 22:26:24,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:24" (1/1) ... [2019-11-25 22:26:24,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:24" (1/1) ... [2019-11-25 22:26:24,968 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:24" (1/1) ... [2019-11-25 22:26:25,007 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:24" (1/1) ... [2019-11-25 22:26:25,014 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:24" (1/1) ... [2019-11-25 22:26:25,039 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:25,046 INFO L168 Benchmark]: Toolchain (without parser) took 2000.81 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 962.1 MB in the end (delta: -415.8 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:26:25,052 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-25 22:26:25,054 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1581.18 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 967.8 MB in the end (delta: -6.1 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:25,056 INFO L168 Benchmark]: Boogie Procedure Inliner took 229.81 ms. Allocated memory is still 1.0 GB. Free memory was 967.8 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:25,057 INFO L168 Benchmark]: Boogie Preprocessor took 168.41 ms. Allocated memory is still 1.0 GB. Free memory is still 962.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:26:25,068 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1581.18 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 967.8 MB in the end (delta: -6.1 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 229.81 ms. Allocated memory is still 1.0 GB. Free memory was 967.8 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 168.41 ms. Allocated memory is still 1.0 GB. Free memory is still 962.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...