./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label05.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/Problem12_label05.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 aef22afc35a98af365fa6d7f5fb628ee51622c18 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem12_label05.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 aef22afc35a98af365fa6d7f5fb628ee51622c18 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:55:14,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:14,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:14,128 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:14,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:14,133 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:14,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:14,153 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:14,158 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:14,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:14,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:14,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:14,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:14,181 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:14,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:14,186 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:14,187 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:14,192 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:14,196 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:14,201 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:14,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:14,220 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:14,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:14,228 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:14,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:14,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:14,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:14,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:14,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:14,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:14,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:14,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:14,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:14,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:14,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:14,256 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:14,257 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:14,257 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:14,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:14,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:14,263 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:14,268 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:14,304 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:14,306 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:14,312 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:14,312 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:14,313 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:14,313 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:14,316 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:14,316 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:14,316 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:14,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:14,318 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:14,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:14,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:14,319 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:14,321 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:14,321 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:14,321 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:14,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:14,322 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:14,323 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:14,323 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:14,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:14,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:14,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:14,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:14,327 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:14,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:14,327 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:14,328 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 -> aef22afc35a98af365fa6d7f5fb628ee51622c18 [2019-11-27 15:55:14,881 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:14,912 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:14,919 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:14,921 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:14,924 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:14,925 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label05.c [2019-11-27 15:55:15,084 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc83b4538/5bf1df1d5f734b2982866795f269f997/FLAG4b45a4982 [2019-11-27 15:55:16,729 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:16,733 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label05.c [2019-11-27 15:55:16,805 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc83b4538/5bf1df1d5f734b2982866795f269f997/FLAG4b45a4982 [2019-11-27 15:55:16,845 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc83b4538/5bf1df1d5f734b2982866795f269f997 [2019-11-27 15:55:16,854 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:16,858 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:16,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:16,863 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:16,870 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:16,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:16" (1/1) ... [2019-11-27 15:55:16,882 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:16, skipping insertion in model container [2019-11-27 15:55:16,883 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:16" (1/1) ... [2019-11-27 15:55:16,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:17,249 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:20,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:20,197 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:21,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:21,678 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:21,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:21 WrapperNode [2019-11-27 15:55:21,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:21,682 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:21,684 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:21,684 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:21,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:21" (1/1) ... [2019-11-27 15:55:21,810 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:21" (1/1) ... [2019-11-27 15:55:22,523 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:22,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:22,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:22,530 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:22,550 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:21" (1/1) ... [2019-11-27 15:55:22,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:21" (1/1) ... [2019-11-27 15:55:22,650 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:21" (1/1) ... [2019-11-27 15:55:22,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:21" (1/1) ... [2019-11-27 15:55:23,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:21" (1/1) ... [2019-11-27 15:55:23,111 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:21" (1/1) ... [2019-11-27 15:55:23,732 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:21" (1/1) ... [2019-11-27 15:55:23,916 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:23,928 INFO L168 Benchmark]: Toolchain (without parser) took 7064.38 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 908.6 MB in the end (delta: 41.7 MB). Peak memory consumption was 314.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:23,929 INFO L168 Benchmark]: CDTParser took 3.63 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 15:55:23,932 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4821.22 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 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:23,934 INFO L168 Benchmark]: Boogie Procedure Inliner took 846.67 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:23,941 INFO L168 Benchmark]: Boogie Preprocessor took 1388.71 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 908.6 MB in the end (delta: -156.5 MB). Peak memory consumption was 116.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:23,953 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.63 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 4821.22 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 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 846.67 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1388.71 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 908.6 MB in the end (delta: -156.5 MB). Peak memory consumption was 116.3 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 15:55:28,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:28,033 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:28,066 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:28,068 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:28,072 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:28,076 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:28,093 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:28,095 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:28,103 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:28,104 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:28,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:28,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:28,118 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:28,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:28,127 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:28,129 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:28,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:28,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:28,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:28,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:28,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:28,166 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:28,171 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:28,178 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:28,180 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:28,180 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:28,184 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:28,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:28,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:28,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:28,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:28,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:28,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:28,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:28,199 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:28,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:28,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:28,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:28,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:28,210 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:28,211 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:28,253 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:28,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:28,256 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:28,259 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:28,259 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:28,259 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:28,260 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:28,260 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:28,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:28,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:28,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:28,264 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:28,264 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:28,267 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:28,267 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:28,268 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:28,268 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:28,268 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:28,269 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:28,269 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:28,269 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:28,270 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:28,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:28,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:28,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:28,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:28,273 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:28,273 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:28,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:28,275 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:28,276 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 -> aef22afc35a98af365fa6d7f5fb628ee51622c18 [2019-11-27 15:55:28,814 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:28,846 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:28,852 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:28,858 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:28,858 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:28,863 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label05.c [2019-11-27 15:55:29,012 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a8932438/95793fb8e18d4fa18531bc2d6cb10ff4/FLAGecb768979 [2019-11-27 15:55:30,700 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:30,701 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label05.c [2019-11-27 15:55:30,786 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a8932438/95793fb8e18d4fa18531bc2d6cb10ff4/FLAGecb768979 [2019-11-27 15:55:31,274 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a8932438/95793fb8e18d4fa18531bc2d6cb10ff4 [2019-11-27 15:55:31,287 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:31,291 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:31,296 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:31,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:31,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:31,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:31" (1/1) ... [2019-11-27 15:55:31,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:31, skipping insertion in model container [2019-11-27 15:55:31,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:31" (1/1) ... [2019-11-27 15:55:31,335 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:31,645 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:34,884 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:34,898 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:36,583 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:36,660 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:36,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36 WrapperNode [2019-11-27 15:55:36,662 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:36,664 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:36,666 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:36,666 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:36,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:36,826 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:37,168 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:37,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:37,174 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:37,174 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:37,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:37,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:37,252 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:37,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:37,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:37,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:37,971 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:36" (1/1) ... [2019-11-27 15:55:38,030 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:38,042 INFO L168 Benchmark]: Toolchain (without parser) took 6747.72 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 945.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 291.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:38,043 INFO L168 Benchmark]: CDTParser took 0.36 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 15:55:38,047 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5367.21 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 769.3 MB in the end (delta: 186.7 MB). Peak memory consumption was 186.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:38,048 INFO L168 Benchmark]: Boogie Procedure Inliner took 507.29 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 740.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:38,054 INFO L168 Benchmark]: Boogie Preprocessor took 862.50 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 945.4 MB in the end (delta: -204.8 MB). Peak memory consumption was 76.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:38,063 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 5367.21 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 769.3 MB in the end (delta: 186.7 MB). Peak memory consumption was 186.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 507.29 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 740.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 862.50 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 945.4 MB in the end (delta: -204.8 MB). Peak memory consumption was 76.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...