./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label21.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem14_label21.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 9204823cbe2b352839849e2ea06b227f99a40c67 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label21.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 9204823cbe2b352839849e2ea06b227f99a40c67 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:48:21,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:21,007 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:21,043 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:21,044 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:21,049 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:21,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:21,067 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:21,074 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:21,080 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:21,082 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:21,088 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:21,089 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:21,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:21,097 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:21,099 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:21,102 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:21,107 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:21,110 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:21,118 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:21,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:21,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:21,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:21,139 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:21,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:21,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:21,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:21,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:21,154 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:21,155 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:21,157 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:21,158 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:21,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:21,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:21,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:21,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:21,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:21,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:21,171 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:21,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:21,175 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:21,176 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:48:21,237 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:21,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:21,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:21,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:21,244 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:21,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:21,245 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:21,247 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:48:21,247 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:21,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:21,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:21,250 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:21,250 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:21,250 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:21,250 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:21,251 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:21,251 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:21,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:21,251 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:21,252 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:21,252 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:21,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:21,252 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:21,258 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:21,258 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:21,258 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:48:21,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:48:21,259 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:21,259 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 -> 9204823cbe2b352839849e2ea06b227f99a40c67 [2019-11-26 16:48:21,798 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:21,829 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:21,832 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:21,836 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:21,840 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:21,842 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label21.c [2019-11-26 16:48:21,994 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/badad5341/3eaba90fd5d14a2dba8bca7473c341ed/FLAGd268b4daf [2019-11-26 16:48:23,163 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:23,164 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label21.c [2019-11-26 16:48:23,196 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/badad5341/3eaba90fd5d14a2dba8bca7473c341ed/FLAGd268b4daf [2019-11-26 16:48:23,635 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/badad5341/3eaba90fd5d14a2dba8bca7473c341ed [2019-11-26 16:48:23,644 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:23,646 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:23,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:23,657 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:23,661 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:23,664 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:23" (1/1) ... [2019-11-26 16:48:23,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e806e8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:23, skipping insertion in model container [2019-11-26 16:48:23,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:23" (1/1) ... [2019-11-26 16:48:23,691 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:23,811 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:24,984 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:24,998 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:25,437 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:25,476 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:25,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25 WrapperNode [2019-11-26 16:48:25,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:25,480 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:25,483 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:25,483 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:25,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,694 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:25,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:25,698 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:25,699 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:25,722 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,734 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,736 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,797 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,840 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:25,905 INFO L168 Benchmark]: Toolchain (without parser) took 2252.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.9 MB in the beginning and 960.4 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:25,906 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-26 16:48:25,911 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1825.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.9 MB in the beginning and 977.5 MB in the end (delta: -8.7 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:25,912 INFO L168 Benchmark]: Boogie Procedure Inliner took 217.70 ms. Allocated memory is still 1.0 GB. Free memory was 977.5 MB in the beginning and 966.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:25,915 INFO L168 Benchmark]: Boogie Preprocessor took 198.53 ms. Allocated memory is still 1.0 GB. Free memory was 966.1 MB in the beginning and 960.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:25,929 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1825.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.9 MB in the beginning and 977.5 MB in the end (delta: -8.7 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 217.70 ms. Allocated memory is still 1.0 GB. Free memory was 977.5 MB in the beginning and 966.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 198.53 ms. Allocated memory is still 1.0 GB. Free memory was 966.1 MB in the beginning and 960.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:48:29,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:29,847 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:29,873 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:29,874 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:29,877 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:29,879 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:29,906 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:29,908 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:29,915 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:29,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:29,922 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:29,923 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:29,930 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:29,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:29,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:29,941 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:29,946 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:29,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:29,960 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:29,965 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:29,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:29,978 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:29,980 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:29,986 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:29,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:29,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:29,991 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:29,993 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:29,994 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:29,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:29,996 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:29,997 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:30,002 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:30,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:30,004 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:30,007 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:30,007 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:30,007 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:30,009 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:30,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:30,014 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:48:30,050 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:30,052 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:30,058 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:30,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:30,059 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:30,059 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:30,060 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:30,060 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:30,060 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:30,060 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:30,062 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:30,065 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:30,065 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:48:30,065 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:48:30,066 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:30,066 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:30,067 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:30,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:30,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:30,068 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:30,070 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:30,070 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:30,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:30,071 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:30,071 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:30,071 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:30,072 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:48:30,072 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:48:30,075 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:30,075 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:48:30,076 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 -> 9204823cbe2b352839849e2ea06b227f99a40c67 [2019-11-26 16:48:30,613 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:30,644 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:30,647 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:30,655 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:30,655 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:30,657 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label21.c [2019-11-26 16:48:30,818 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af74ca159/0223ef3574dc409e947f2e96b128010d/FLAGd892eaf21 [2019-11-26 16:48:32,044 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:32,049 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label21.c [2019-11-26 16:48:32,085 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af74ca159/0223ef3574dc409e947f2e96b128010d/FLAGd892eaf21 [2019-11-26 16:48:32,129 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af74ca159/0223ef3574dc409e947f2e96b128010d [2019-11-26 16:48:32,140 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:32,145 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:32,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:32,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:32,155 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:32,157 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:32" (1/1) ... [2019-11-26 16:48:32,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:32, skipping insertion in model container [2019-11-26 16:48:32,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:32" (1/1) ... [2019-11-26 16:48:32,187 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:32,304 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:33,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:33,608 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:33,954 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:33,986 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:33,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:33 WrapperNode [2019-11-26 16:48:33,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:33,997 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:33,997 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:33,997 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:34,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:33" (1/1) ... [2019-11-26 16:48:34,071 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:33" (1/1) ... [2019-11-26 16:48:34,238 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:34,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:34,241 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:34,241 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:34,263 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:33" (1/1) ... [2019-11-26 16:48:34,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:33" (1/1) ... [2019-11-26 16:48:34,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:33" (1/1) ... [2019-11-26 16:48:34,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:33" (1/1) ... [2019-11-26 16:48:34,380 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:33" (1/1) ... [2019-11-26 16:48:34,416 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:33" (1/1) ... [2019-11-26 16:48:34,438 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:33" (1/1) ... [2019-11-26 16:48:34,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:34,485 INFO L168 Benchmark]: Toolchain (without parser) took 2337.03 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 949.2 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:34,486 INFO L168 Benchmark]: CDTParser took 2.75 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. [2019-11-26 16:48:34,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1848.16 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 960.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:34,495 INFO L168 Benchmark]: Boogie Procedure Inliner took 242.06 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 954.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:34,496 INFO L168 Benchmark]: Boogie Preprocessor took 235.22 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 949.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:34,510 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.75 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 1848.16 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 960.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 242.06 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 954.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 235.22 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 949.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...