./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label14.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/Problem17_label14.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 c064d0c11ae4adb2903e3ca5a88e6ff97aa22264 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label14.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 c064d0c11ae4adb2903e3ca5a88e6ff97aa22264 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:50:15,452 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:15,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:15,483 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:15,484 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:15,487 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:15,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:15,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:15,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:15,524 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:15,525 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:15,532 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:15,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:15,536 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:15,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:15,544 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:15,546 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:15,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:15,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:15,562 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:15,569 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:15,576 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:15,578 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:15,583 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:15,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:15,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:15,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:15,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:15,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:15,596 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:15,598 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:15,599 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:15,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:15,605 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:15,606 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:15,609 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:15,610 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:15,610 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:15,611 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:15,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:15,616 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:15,618 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:15,654 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:15,658 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:15,661 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:15,661 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:15,665 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:15,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:15,666 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:15,666 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:15,666 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:15,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:15,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:15,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:15,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:15,669 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:15,671 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:15,671 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:15,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:15,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:15,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:15,672 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:15,674 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:15,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:15,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:15,675 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:15,677 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:15,677 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:15,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:15,678 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:15,678 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 -> c064d0c11ae4adb2903e3ca5a88e6ff97aa22264 [2019-11-26 16:50:16,301 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:16,329 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:16,335 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:16,340 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:16,341 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:16,343 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label14.c [2019-11-26 16:50:16,499 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cacd67a66/d85bd3ece07346d59b3968586e56bb21/FLAG87bb3ddf1 [2019-11-26 16:50:18,032 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:18,034 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label14.c [2019-11-26 16:50:18,086 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cacd67a66/d85bd3ece07346d59b3968586e56bb21/FLAG87bb3ddf1 [2019-11-26 16:50:18,126 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cacd67a66/d85bd3ece07346d59b3968586e56bb21 [2019-11-26 16:50:18,134 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:18,137 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:18,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:18,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:18,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:18,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:18" (1/1) ... [2019-11-26 16:50:18,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:18, skipping insertion in model container [2019-11-26 16:50:18,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:18" (1/1) ... [2019-11-26 16:50:18,186 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:18,387 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:20,546 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:20,556 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:21,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:21,663 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:21,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:21 WrapperNode [2019-11-26 16:50:21,665 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:21,666 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:21,667 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:21,667 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:21,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:21" (1/1) ... [2019-11-26 16:50:21,793 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:21" (1/1) ... [2019-11-26 16:50:22,321 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:22,326 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:22,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:22,326 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:22,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:21" (1/1) ... [2019-11-26 16:50:22,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:21" (1/1) ... [2019-11-26 16:50:22,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:21" (1/1) ... [2019-11-26 16:50:22,470 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:21" (1/1) ... [2019-11-26 16:50:22,790 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:21" (1/1) ... [2019-11-26 16:50:22,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:21" (1/1) ... [2019-11-26 16:50:22,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:21" (1/1) ... [2019-11-26 16:50:23,094 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:23,106 INFO L168 Benchmark]: Toolchain (without parser) took 4960.70 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 776.5 MB in the end (delta: 185.2 MB). Peak memory consumption was 185.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:23,107 INFO L168 Benchmark]: CDTParser took 1.01 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 16:50:23,109 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3523.46 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 873.9 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:23,113 INFO L168 Benchmark]: Boogie Procedure Inliner took 659.02 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:23,116 INFO L168 Benchmark]: Boogie Preprocessor took 768.90 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 776.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:23,127 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01 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 3523.46 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 873.9 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 659.02 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 768.90 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 776.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 16:50:26,886 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:26,889 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:26,915 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:26,916 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:26,927 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:26,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:26,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:26,962 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:26,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:26,970 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:26,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:26,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:26,982 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:26,984 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:26,988 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:26,992 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:26,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:27,000 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:27,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:27,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:27,023 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:27,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:27,029 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:27,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:27,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:27,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:27,041 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:27,043 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:27,044 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:27,046 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:27,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:27,049 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:27,051 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:27,054 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:27,055 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:27,057 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:27,058 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:27,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:27,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:27,064 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:27,065 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:27,102 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:27,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:27,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:27,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:27,110 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:27,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:27,112 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:27,112 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:27,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:27,113 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:27,116 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:27,116 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:27,117 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:27,117 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:27,117 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:27,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:27,118 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:27,119 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:27,121 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:27,121 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:27,121 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:27,122 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:27,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:27,122 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:27,124 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:27,124 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:27,124 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:27,125 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:27,127 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:27,127 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:27,128 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 -> c064d0c11ae4adb2903e3ca5a88e6ff97aa22264 [2019-11-26 16:50:27,712 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:27,740 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:27,748 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:27,754 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:27,754 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:27,756 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label14.c [2019-11-26 16:50:27,907 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e99da74f/2e41e1a94bcf4ec8ae8cbdadb3897f7d/FLAGae75c5dc4 [2019-11-26 16:50:29,431 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:29,436 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label14.c [2019-11-26 16:50:29,511 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e99da74f/2e41e1a94bcf4ec8ae8cbdadb3897f7d/FLAGae75c5dc4 [2019-11-26 16:50:29,556 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e99da74f/2e41e1a94bcf4ec8ae8cbdadb3897f7d [2019-11-26 16:50:29,569 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:29,574 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:29,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:29,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:29,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:29,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:29" (1/1) ... [2019-11-26 16:50:29,597 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:29, skipping insertion in model container [2019-11-26 16:50:29,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:29" (1/1) ... [2019-11-26 16:50:29,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:29,816 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:32,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:32,270 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:33,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:33,402 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:33,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:33 WrapperNode [2019-11-26 16:50:33,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:33,411 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:33,411 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:33,411 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:33,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:33" (1/1) ... [2019-11-26 16:50:33,537 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:33" (1/1) ... [2019-11-26 16:50:33,815 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:33,819 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:33,819 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:33,820 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:33,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:33" (1/1) ... [2019-11-26 16:50:33,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:33" (1/1) ... [2019-11-26 16:50:33,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:33" (1/1) ... [2019-11-26 16:50:33,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:33" (1/1) ... [2019-11-26 16:50:34,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:33" (1/1) ... [2019-11-26 16:50:34,114 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:33" (1/1) ... [2019-11-26 16:50:34,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:33" (1/1) ... [2019-11-26 16:50:34,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:34,211 INFO L168 Benchmark]: Toolchain (without parser) took 4633.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.0 MB in the beginning and 797.0 MB in the end (delta: 166.0 MB). Peak memory consumption was 166.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:34,212 INFO L168 Benchmark]: CDTParser took 2.10 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 16:50:34,216 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3833.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.3 MB in the beginning and 848.8 MB in the end (delta: 108.5 MB). Peak memory consumption was 108.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:34,220 INFO L168 Benchmark]: Boogie Procedure Inliner took 407.76 ms. Allocated memory is still 1.0 GB. Free memory was 848.8 MB in the beginning and 820.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:34,222 INFO L168 Benchmark]: Boogie Preprocessor took 385.36 ms. Allocated memory is still 1.0 GB. Free memory was 820.1 MB in the beginning and 797.0 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:34,232 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.10 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 3833.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.3 MB in the beginning and 848.8 MB in the end (delta: 108.5 MB). Peak memory consumption was 108.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 407.76 ms. Allocated memory is still 1.0 GB. Free memory was 848.8 MB in the beginning and 820.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 385.36 ms. Allocated memory is still 1.0 GB. Free memory was 820.1 MB in the beginning and 797.0 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...