./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label16.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/Problem04_label16.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 055f7ff45ae573e5decb022b755a45c7dddf5dbc ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label16.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 055f7ff45ae573e5decb022b755a45c7dddf5dbc .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:35:17,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:17,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:17,113 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:17,113 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:17,116 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:17,121 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:17,138 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:17,142 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:17,144 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:17,148 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:17,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:17,155 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:17,159 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:17,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:17,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:17,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:17,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:17,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:17,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:17,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:17,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:17,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:17,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:17,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:17,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:17,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:17,223 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:17,226 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:17,227 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:17,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:17,230 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:17,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:17,235 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:17,239 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:17,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:17,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:17,244 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:17,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:17,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:17,249 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:17,252 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:17,291 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:17,293 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:17,298 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:17,299 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:17,301 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:17,301 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:17,302 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:17,302 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:17,302 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:17,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:17,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:17,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:17,309 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:17,309 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:17,310 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:17,310 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:17,310 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:17,311 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:17,311 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:17,311 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:17,312 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:17,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:17,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:17,314 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:17,314 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:17,314 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:17,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:17,317 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:17,317 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 -> 055f7ff45ae573e5decb022b755a45c7dddf5dbc [2019-11-26 16:35:17,857 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:17,887 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:17,893 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:17,896 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:17,898 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:17,902 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label16.c [2019-11-26 16:35:18,078 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dd9df2e1/414e1c7dc5d64cf68b6bffa75a8f4775/FLAGc2e811207 [2019-11-26 16:35:19,715 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:19,721 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label16.c [2019-11-26 16:35:19,801 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dd9df2e1/414e1c7dc5d64cf68b6bffa75a8f4775/FLAGc2e811207 [2019-11-26 16:35:19,836 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dd9df2e1/414e1c7dc5d64cf68b6bffa75a8f4775 [2019-11-26 16:35:19,845 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:19,849 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:19,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:19,854 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:19,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:19,863 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:19" (1/1) ... [2019-11-26 16:35:19,872 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:19, skipping insertion in model container [2019-11-26 16:35:19,873 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:19" (1/1) ... [2019-11-26 16:35:19,897 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:20,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:23,279 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:23,294 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:24,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:24,955 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:24,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:24 WrapperNode [2019-11-26 16:35:24,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:24,958 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:24,961 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:24,961 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:24,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:24" (1/1) ... [2019-11-26 16:35:25,087 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:24" (1/1) ... [2019-11-26 16:35:25,461 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:25,463 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:25,463 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:25,464 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:25,485 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:24" (1/1) ... [2019-11-26 16:35:25,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:24" (1/1) ... [2019-11-26 16:35:25,563 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:24" (1/1) ... [2019-11-26 16:35:25,563 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:24" (1/1) ... [2019-11-26 16:35:25,787 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:24" (1/1) ... [2019-11-26 16:35:25,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:24" (1/1) ... [2019-11-26 16:35:25,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:24" (1/1) ... [2019-11-26 16:35:25,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:25,993 INFO L168 Benchmark]: Toolchain (without parser) took 6138.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.6 MB in the end (delta: 192.9 MB). Peak memory consumption was 192.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:25,995 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. [2019-11-26 16:35:25,998 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5105.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.6 MB in the end (delta: 129.9 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:26,001 INFO L168 Benchmark]: Boogie Procedure Inliner took 505.19 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 780.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:26,006 INFO L168 Benchmark]: Boogie Preprocessor took 521.59 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:26,017 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 5105.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.6 MB in the end (delta: 129.9 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 505.19 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 780.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 521.59 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:35:29,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:29,940 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:29,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:29,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:29,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:29,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:30,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:30,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:30,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:30,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:30,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:30,021 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:30,025 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:30,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:30,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:30,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:30,042 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:30,049 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:30,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:30,065 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:30,070 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:30,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:30,078 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:30,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:30,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:30,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:30,091 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:30,092 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:30,093 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:30,094 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:30,098 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:30,099 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:30,102 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:30,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:30,105 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:30,109 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:30,109 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:30,110 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:30,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:30,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:30,118 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:35:30,159 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:30,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:30,164 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:30,165 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:30,165 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:30,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:30,166 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:30,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:30,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:30,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:30,169 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:30,169 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:30,170 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:35:30,173 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:35:30,174 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:30,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:30,174 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:30,174 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:30,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:30,175 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:30,175 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:30,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:30,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:30,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:30,178 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:30,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:30,179 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:35:30,179 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:35:30,181 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:30,181 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:35:30,182 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 -> 055f7ff45ae573e5decb022b755a45c7dddf5dbc [2019-11-26 16:35:30,810 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:30,841 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:30,847 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:30,852 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:30,853 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:30,854 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label16.c [2019-11-26 16:35:31,008 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c418e9ef/e72800b7a5ed4b01a8d6a54f3d442fe8/FLAG42bbc7531 [2019-11-26 16:35:32,659 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:32,660 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label16.c [2019-11-26 16:35:32,732 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c418e9ef/e72800b7a5ed4b01a8d6a54f3d442fe8/FLAG42bbc7531 [2019-11-26 16:35:33,177 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c418e9ef/e72800b7a5ed4b01a8d6a54f3d442fe8 [2019-11-26 16:35:33,187 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:33,193 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:33,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:33,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:33,206 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:33,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:33" (1/1) ... [2019-11-26 16:35:33,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b9c6a5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:33, skipping insertion in model container [2019-11-26 16:35:33,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:33" (1/1) ... [2019-11-26 16:35:33,242 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:33,546 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:36,978 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:36,995 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:38,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:38,820 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:38,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:38 WrapperNode [2019-11-26 16:35:38,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:38,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:38,828 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:38,828 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:38,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:38" (1/1) ... [2019-11-26 16:35:38,947 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:38" (1/1) ... [2019-11-26 16:35:39,323 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:39,324 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:39,324 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:39,324 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:39,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:38" (1/1) ... [2019-11-26 16:35:39,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:38" (1/1) ... [2019-11-26 16:35:39,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:38" (1/1) ... [2019-11-26 16:35:39,405 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:38" (1/1) ... [2019-11-26 16:35:39,596 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:38" (1/1) ... [2019-11-26 16:35:39,660 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:38" (1/1) ... [2019-11-26 16:35:39,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:38" (1/1) ... [2019-11-26 16:35:39,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:39,783 INFO L168 Benchmark]: Toolchain (without parser) took 6586.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 751.8 MB in the end (delta: 192.6 MB). Peak memory consumption was 192.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:39,785 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-26 16:35:39,791 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5625.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 822.0 MB in the end (delta: 122.4 MB). Peak memory consumption was 122.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:39,792 INFO L168 Benchmark]: Boogie Procedure Inliner took 499.35 ms. Allocated memory is still 1.0 GB. Free memory was 822.0 MB in the beginning and 780.5 MB in the end (delta: 41.5 MB). Peak memory consumption was 41.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:39,796 INFO L168 Benchmark]: Boogie Preprocessor took 451.11 ms. Allocated memory is still 1.0 GB. Free memory was 780.5 MB in the beginning and 751.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:39,807 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 5625.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 822.0 MB in the end (delta: 122.4 MB). Peak memory consumption was 122.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 499.35 ms. Allocated memory is still 1.0 GB. Free memory was 822.0 MB in the beginning and 780.5 MB in the end (delta: 41.5 MB). Peak memory consumption was 41.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 451.11 ms. Allocated memory is still 1.0 GB. Free memory was 780.5 MB in the beginning and 751.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...