./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label21.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_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 ee1f1f0f8691c22dd7d11d979c3057126e9e4d88 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_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 ee1f1f0f8691c22dd7d11d979c3057126e9e4d88 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:00:06,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:06,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:06,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:06,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:06,147 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:06,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:06,153 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:06,167 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:06,170 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:06,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:06,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:06,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:06,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:06,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:06,186 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:06,187 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:06,190 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:06,193 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:06,199 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:06,200 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:06,201 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:06,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:06,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:06,213 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:06,215 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:06,215 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:06,218 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:06,218 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:06,221 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:06,223 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:06,224 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:06,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:06,226 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:06,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:06,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:06,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:06,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:06,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:06,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:06,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:06,244 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:06,283 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:06,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:06,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:06,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:06,290 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:06,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:06,290 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:06,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:06,291 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:06,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:06,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:06,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:06,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:06,295 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:06,295 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:06,296 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:06,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:06,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:06,296 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:06,297 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:06,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:06,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:06,297 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:06,297 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:06,298 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:06,300 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:06,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:06,300 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:06,300 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 -> ee1f1f0f8691c22dd7d11d979c3057126e9e4d88 [2019-11-27 16:00:06,793 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:06,810 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:06,816 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:06,818 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:06,820 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:06,821 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label21.c [2019-11-27 16:00:06,928 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40350c970/ad308155339c488ea25f7efc634a66ae/FLAG68abc2488 [2019-11-27 16:00:08,014 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:08,016 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label21.c [2019-11-27 16:00:08,062 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40350c970/ad308155339c488ea25f7efc634a66ae/FLAG68abc2488 [2019-11-27 16:00:08,462 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40350c970/ad308155339c488ea25f7efc634a66ae [2019-11-27 16:00:08,469 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:08,471 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:08,475 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:08,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:08,478 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:08,480 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:08" (1/1) ... [2019-11-27 16:00:08,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:08, skipping insertion in model container [2019-11-27 16:00:08,490 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:08" (1/1) ... [2019-11-27 16:00:08,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:08,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:10,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:10,244 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:10,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:10,974 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:10,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10 WrapperNode [2019-11-27 16:00:10,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:10,979 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:10,980 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:10,980 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:10,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:11,058 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:11,324 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:11,326 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:11,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:11,326 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:11,342 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:11,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:11,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:11,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:11,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:11,580 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:11,630 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:11,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:11,718 INFO L168 Benchmark]: Toolchain (without parser) took 3242.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 804.7 MB in the end (delta: 151.3 MB). Peak memory consumption was 151.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:11,721 INFO L168 Benchmark]: CDTParser took 0.74 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:00:11,723 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2503.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.8 MB in the end (delta: 82.2 MB). Peak memory consumption was 82.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:11,727 INFO L168 Benchmark]: Boogie Procedure Inliner took 346.54 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 827.9 MB in the end (delta: 45.9 MB). Peak memory consumption was 45.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:11,729 INFO L168 Benchmark]: Boogie Preprocessor took 385.65 ms. Allocated memory is still 1.0 GB. Free memory was 827.9 MB in the beginning and 804.7 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:11,735 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74 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 2503.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.8 MB in the end (delta: 82.2 MB). Peak memory consumption was 82.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 346.54 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 827.9 MB in the end (delta: 45.9 MB). Peak memory consumption was 45.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 385.65 ms. Allocated memory is still 1.0 GB. Free memory was 827.9 MB in the beginning and 804.7 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:00:14,508 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:14,510 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:14,535 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:14,536 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:14,538 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:14,541 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:14,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:14,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:14,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:14,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:14,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:14,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:14,574 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:14,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:14,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:14,580 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:14,581 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:14,585 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:14,591 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:14,597 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:14,602 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:14,603 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:14,607 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:14,613 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:14,614 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:14,614 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:14,615 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:14,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:14,620 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:14,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:14,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:14,622 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:14,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:14,623 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:14,625 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:14,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:14,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:14,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:14,628 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:14,631 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:14,632 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:14,659 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:14,663 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:14,664 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:14,665 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:14,665 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:14,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:14,665 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:14,666 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:14,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:14,666 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:14,666 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:14,666 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:14,667 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:14,667 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:14,670 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:14,670 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:14,670 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:14,670 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:14,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:14,671 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:14,671 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:14,671 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:14,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:14,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:14,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:14,672 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:14,675 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:14,675 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:14,676 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:14,676 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:14,677 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 -> ee1f1f0f8691c22dd7d11d979c3057126e9e4d88 [2019-11-27 16:00:15,135 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:15,152 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:15,159 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:15,161 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:15,164 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:15,165 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label21.c [2019-11-27 16:00:15,274 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82b668ca8/1c25a26eda1248868727086287062e8a/FLAG6042547b1 [2019-11-27 16:00:16,327 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:16,328 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label21.c [2019-11-27 16:00:16,376 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82b668ca8/1c25a26eda1248868727086287062e8a/FLAG6042547b1 [2019-11-27 16:00:16,792 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82b668ca8/1c25a26eda1248868727086287062e8a [2019-11-27 16:00:16,799 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:16,801 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:16,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:16,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:16,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:16,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:16,821 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12d1ddc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16, skipping insertion in model container [2019-11-27 16:00:16,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:16,836 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:17,002 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:18,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:18,774 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:19,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:19,735 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:19,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:19 WrapperNode [2019-11-27 16:00:19,739 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:19,740 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:19,743 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:19,743 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:19,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:19" (1/1) ... [2019-11-27 16:00:19,824 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:19" (1/1) ... [2019-11-27 16:00:20,044 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:20,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:20,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:20,046 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:20,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:19" (1/1) ... [2019-11-27 16:00:20,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:19" (1/1) ... [2019-11-27 16:00:20,099 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:19" (1/1) ... [2019-11-27 16:00:20,103 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:19" (1/1) ... [2019-11-27 16:00:20,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:19" (1/1) ... [2019-11-27 16:00:20,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:19" (1/1) ... [2019-11-27 16:00:20,303 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:19" (1/1) ... [2019-11-27 16:00:20,348 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:20,353 INFO L168 Benchmark]: Toolchain (without parser) took 3549.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.3 MB in the end (delta: 150.9 MB). Peak memory consumption was 151.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:20,354 INFO L168 Benchmark]: CDTParser took 1.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:00:20,356 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2931.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.2 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:20,358 INFO L168 Benchmark]: Boogie Procedure Inliner took 305.84 ms. Allocated memory is still 1.0 GB. Free memory was 845.2 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:20,362 INFO L168 Benchmark]: Boogie Preprocessor took 302.56 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:20,368 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2931.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.2 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 305.84 ms. Allocated memory is still 1.0 GB. Free memory was 845.2 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 302.56 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...