./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label21.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_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 636ed75b3f0046f9bc13134acad618ed00f8eb38 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_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 636ed75b3f0046f9bc13134acad618ed00f8eb38 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:51:54,585 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:54,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:54,628 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:54,629 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:54,634 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:54,637 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:54,652 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:54,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:54,663 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:54,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:54,670 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:54,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:54,678 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:54,680 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:54,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:54,689 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:54,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:54,699 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:54,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:54,716 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:54,728 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:54,729 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:54,732 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:54,740 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:54,741 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:54,741 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:54,745 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:54,745 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:54,749 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:54,749 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:54,752 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:54,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:54,757 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:54,760 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:54,761 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:54,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:54,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:54,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:54,769 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:54,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:54,772 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:54,813 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:54,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:54,818 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:54,820 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:54,820 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:54,821 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:54,823 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:54,823 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:54,823 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:54,824 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:54,825 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:54,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:54,828 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:54,828 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:54,829 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:54,829 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:54,829 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:54,830 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:54,830 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:54,831 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:54,831 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:54,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:54,833 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:54,833 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:54,834 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:54,836 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:54,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:54,836 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:54,837 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 -> 636ed75b3f0046f9bc13134acad618ed00f8eb38 [2019-11-26 16:51:55,462 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:55,493 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:55,501 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:55,508 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:55,511 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:55,512 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label21.c [2019-11-26 16:51:55,688 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/093b503a2/f78925c68cd34855a150b58e3e32a84f/FLAG12c7d25b2 [2019-11-26 16:51:57,661 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:57,665 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label21.c [2019-11-26 16:51:57,774 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/093b503a2/f78925c68cd34855a150b58e3e32a84f/FLAG12c7d25b2 [2019-11-26 16:51:57,815 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/093b503a2/f78925c68cd34855a150b58e3e32a84f [2019-11-26 16:51:57,823 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:57,827 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:57,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:57,834 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:57,838 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:57,842 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:57" (1/1) ... [2019-11-26 16:51:57,853 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 04:51:57, skipping insertion in model container [2019-11-26 16:51:57,854 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:57" (1/1) ... [2019-11-26 16:51:57,873 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:58,364 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:02,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:02,973 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:05,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:05,527 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:05,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:05 WrapperNode [2019-11-26 16:52:05,532 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:05,533 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:05,534 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:05,534 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:05,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:05" (1/1) ... [2019-11-26 16:52:05,711 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:05" (1/1) ... [2019-11-26 16:52:07,159 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:07,161 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:07,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:07,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:07,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:05" (1/1) ... [2019-11-26 16:52:07,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:05" (1/1) ... [2019-11-26 16:52:07,474 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:05" (1/1) ... [2019-11-26 16:52:07,476 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:05" (1/1) ... [2019-11-26 16:52:08,928 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:05" (1/1) ... [2019-11-26 16:52:09,053 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:05" (1/1) ... [2019-11-26 16:52:09,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:05" (1/1) ... [2019-11-26 16:52:09,884 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:09,894 INFO L168 Benchmark]: Toolchain (without parser) took 12061.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 773.6 MB in the end (delta: 159.5 MB). Peak memory consumption was 382.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:09,896 INFO L168 Benchmark]: CDTParser took 0.41 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 16:52:09,901 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7702.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 867.4 MB in the end (delta: 65.6 MB). Peak memory consumption was 271.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:09,902 INFO L168 Benchmark]: Boogie Procedure Inliner took 1627.60 ms. Allocated memory is still 1.0 GB. Free memory was 867.4 MB in the beginning and 698.2 MB in the end (delta: 169.3 MB). Peak memory consumption was 169.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:09,908 INFO L168 Benchmark]: Boogie Preprocessor took 2724.76 ms. Allocated memory is still 1.0 GB. Free memory was 698.2 MB in the beginning and 773.6 MB in the end (delta: -75.4 MB). Peak memory consumption was 147.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:09,922 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 7702.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 867.4 MB in the end (delta: 65.6 MB). Peak memory consumption was 271.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1627.60 ms. Allocated memory is still 1.0 GB. Free memory was 867.4 MB in the beginning and 698.2 MB in the end (delta: 169.3 MB). Peak memory consumption was 169.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2724.76 ms. Allocated memory is still 1.0 GB. Free memory was 698.2 MB in the beginning and 773.6 MB in the end (delta: -75.4 MB). Peak memory consumption was 147.5 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 16:52:13,802 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:13,805 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:13,832 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:13,834 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:13,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:13,847 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:13,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:13,869 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:13,873 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:13,879 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:13,882 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:13,885 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:13,889 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:13,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:13,897 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:13,901 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:13,905 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:13,912 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:13,920 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:13,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:13,934 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:13,936 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:13,942 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:13,949 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:13,950 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:13,950 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:13,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:13,955 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:13,956 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:13,958 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:13,959 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:13,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:13,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:13,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:13,969 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:13,970 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:13,972 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:13,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:13,975 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:13,977 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:13,981 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:52:14,018 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:14,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:14,024 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:14,026 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:14,026 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:14,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:14,027 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:14,029 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:14,029 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:14,029 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:14,031 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:14,034 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:14,034 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:52:14,035 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:52:14,035 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:14,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:14,036 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:14,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:14,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:14,039 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:14,039 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:14,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:14,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:14,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:14,042 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:14,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:14,042 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:52:14,045 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:52:14,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:14,045 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:52:14,047 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 -> 636ed75b3f0046f9bc13134acad618ed00f8eb38 [2019-11-26 16:52:14,653 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:14,684 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:14,693 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:14,695 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:14,698 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:14,700 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label21.c [2019-11-26 16:52:14,865 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df8be1e97/6a3e1da12d25497a802f52e9cbed516f/FLAG439db8d82 [2019-11-26 16:52:16,758 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:16,759 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label21.c [2019-11-26 16:52:16,885 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df8be1e97/6a3e1da12d25497a802f52e9cbed516f/FLAG439db8d82 [2019-11-26 16:52:16,924 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df8be1e97/6a3e1da12d25497a802f52e9cbed516f [2019-11-26 16:52:16,937 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:16,939 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:16,941 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:16,943 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:16,950 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:16,954 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:16" (1/1) ... [2019-11-26 16:52:16,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:16, skipping insertion in model container [2019-11-26 16:52:16,963 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:16" (1/1) ... [2019-11-26 16:52:16,980 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:17,471 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:22,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:22,589 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:25,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:25,694 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:25,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25 WrapperNode [2019-11-26 16:52:25,697 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:25,701 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:25,701 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:25,702 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:25,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:25,905 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:26,406 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:26,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:26,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:26,408 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:26,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:26,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:27,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:27,041 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:27,442 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:27,545 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:27,672 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:27,772 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:27,782 INFO L168 Benchmark]: Toolchain (without parser) took 10835.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 861.3 MB in the end (delta: 75.9 MB). Peak memory consumption was 312.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:27,783 INFO L168 Benchmark]: CDTParser took 0.93 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 16:52:27,787 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8756.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 754.9 MB in the end (delta: 182.4 MB). Peak memory consumption was 257.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:27,788 INFO L168 Benchmark]: Boogie Procedure Inliner took 706.78 ms. Allocated memory is still 1.0 GB. Free memory was 754.9 MB in the beginning and 684.3 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:27,793 INFO L168 Benchmark]: Boogie Preprocessor took 1364.06 ms. Allocated memory is still 1.0 GB. Free memory was 684.3 MB in the beginning and 861.3 MB in the end (delta: -177.1 MB). Peak memory consumption was 59.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:27,802 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.93 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 8756.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 754.9 MB in the end (delta: 182.4 MB). Peak memory consumption was 257.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 706.78 ms. Allocated memory is still 1.0 GB. Free memory was 754.9 MB in the beginning and 684.3 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1364.06 ms. Allocated memory is still 1.0 GB. Free memory was 684.3 MB in the beginning and 861.3 MB in the end (delta: -177.1 MB). Peak memory consumption was 59.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...