./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label11.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/Problem18_label11.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 76afc8f4f6ff9ea95b078be6aa752302344bc598 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label11.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 76afc8f4f6ff9ea95b078be6aa752302344bc598 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:50:59,936 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:59,941 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:59,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:59,979 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:59,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:59,984 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:00,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:00,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:00,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:00,017 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:00,023 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:00,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:00,035 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:00,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:00,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:00,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:00,061 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:00,068 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:00,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:00,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:00,091 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:00,096 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:00,101 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:00,111 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:00,112 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:00,112 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:00,116 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:00,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:00,120 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:00,123 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:00,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:00,126 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:00,128 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:00,135 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:00,136 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:00,137 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:00,139 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:00,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:00,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:00,148 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:00,149 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:00,191 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:00,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:00,196 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:00,198 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:00,198 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:00,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:00,201 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:00,202 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:00,202 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:00,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:00,204 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:00,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:00,206 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:00,206 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:00,207 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:00,207 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:00,207 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:00,209 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:00,209 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:00,209 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:00,210 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:00,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:00,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:00,214 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:00,214 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:00,215 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:00,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:00,215 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:00,215 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 -> 76afc8f4f6ff9ea95b078be6aa752302344bc598 [2019-11-26 16:51:00,774 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:00,804 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:00,808 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:00,815 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:00,816 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:00,817 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label11.c [2019-11-26 16:51:00,976 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a2f7d84e/836cdc026fcc4468b08be3509c2f0999/FLAG6e10f037d [2019-11-26 16:51:02,654 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:02,661 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label11.c [2019-11-26 16:51:02,732 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a2f7d84e/836cdc026fcc4468b08be3509c2f0999/FLAG6e10f037d [2019-11-26 16:51:02,769 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a2f7d84e/836cdc026fcc4468b08be3509c2f0999 [2019-11-26 16:51:02,779 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:02,782 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:02,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:02,786 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:02,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:02,798 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:02" (1/1) ... [2019-11-26 16:51:02,805 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:02, skipping insertion in model container [2019-11-26 16:51:02,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:02" (1/1) ... [2019-11-26 16:51:02,826 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:03,089 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:05,476 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:05,495 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:06,590 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:06,649 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:06,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:06 WrapperNode [2019-11-26 16:51:06,653 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:06,654 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:06,657 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:06,657 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:06,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:06" (1/1) ... [2019-11-26 16:51:06,773 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:06" (1/1) ... [2019-11-26 16:51:07,169 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:07,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:07,173 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:07,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:07,191 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:06" (1/1) ... [2019-11-26 16:51:07,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:06" (1/1) ... [2019-11-26 16:51:07,302 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:06" (1/1) ... [2019-11-26 16:51:07,305 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:06" (1/1) ... [2019-11-26 16:51:07,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:06" (1/1) ... [2019-11-26 16:51:07,611 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:06" (1/1) ... [2019-11-26 16:51:07,695 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:06" (1/1) ... [2019-11-26 16:51:07,790 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:07,802 INFO L168 Benchmark]: Toolchain (without parser) took 5013.90 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 799.1 MB in the end (delta: 151.2 MB). Peak memory consumption was 151.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:07,803 INFO L168 Benchmark]: CDTParser took 3.44 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 16:51:07,807 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3868.80 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 873.6 MB in the end (delta: 76.6 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:07,808 INFO L168 Benchmark]: Boogie Procedure Inliner took 516.19 ms. Allocated memory is still 1.0 GB. Free memory was 867.9 MB in the beginning and 827.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:07,813 INFO L168 Benchmark]: Boogie Preprocessor took 621.81 ms. Allocated memory is still 1.0 GB. Free memory was 827.8 MB in the beginning and 799.1 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:07,824 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.44 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 3868.80 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 873.6 MB in the end (delta: 76.6 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 516.19 ms. Allocated memory is still 1.0 GB. Free memory was 867.9 MB in the beginning and 827.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 621.81 ms. Allocated memory is still 1.0 GB. Free memory was 827.8 MB in the beginning and 799.1 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:11,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:11,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:11,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:11,820 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:11,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:11,835 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:11,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:11,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:11,863 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:11,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:11,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:11,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:11,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:11,879 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:11,883 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:11,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:11,893 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:11,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:11,908 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:11,913 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:11,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:11,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:11,927 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:11,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:11,938 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:11,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:11,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:11,941 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:11,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:11,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:11,947 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:11,948 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:11,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:11,955 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:11,956 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:11,957 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:11,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:11,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:11,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:11,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:11,969 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:12,008 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:12,013 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:12,016 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:12,016 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:12,017 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:12,017 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:12,017 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:12,020 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:12,020 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:12,020 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:12,022 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:12,022 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:12,022 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:12,023 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:12,025 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:12,025 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:12,025 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:12,026 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:12,026 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:12,028 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:12,028 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:12,028 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:12,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:12,031 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:12,031 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:12,031 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:12,032 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:12,032 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:12,032 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:12,034 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:12,035 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 -> 76afc8f4f6ff9ea95b078be6aa752302344bc598 [2019-11-26 16:51:12,611 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:12,642 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:12,649 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:12,653 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:12,657 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:12,659 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label11.c [2019-11-26 16:51:12,827 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14d580bf8/7648ac4a223e4025a4d59c83e34383a5/FLAG406200e52 [2019-11-26 16:51:14,525 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:14,526 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label11.c [2019-11-26 16:51:14,597 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14d580bf8/7648ac4a223e4025a4d59c83e34383a5/FLAG406200e52 [2019-11-26 16:51:14,633 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14d580bf8/7648ac4a223e4025a4d59c83e34383a5 [2019-11-26 16:51:14,641 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:14,649 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:14,652 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:14,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:14,663 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:14,664 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:14" (1/1) ... [2019-11-26 16:51:14,672 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 04:51:14, skipping insertion in model container [2019-11-26 16:51:14,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:14" (1/1) ... [2019-11-26 16:51:14,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:14,960 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:17,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:17,793 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:19,025 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:19,083 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:19,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:19 WrapperNode [2019-11-26 16:51:19,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:19,088 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:19,091 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:19,091 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:19,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:19" (1/1) ... [2019-11-26 16:51:19,206 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:19" (1/1) ... [2019-11-26 16:51:19,484 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:19,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:19,485 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:19,486 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:19,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:19" (1/1) ... [2019-11-26 16:51:19,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:19" (1/1) ... [2019-11-26 16:51:19,570 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:19" (1/1) ... [2019-11-26 16:51:19,572 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:19" (1/1) ... [2019-11-26 16:51:19,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:19" (1/1) ... [2019-11-26 16:51:19,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:19" (1/1) ... [2019-11-26 16:51:19,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:19" (1/1) ... [2019-11-26 16:51:19,885 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:19,894 INFO L168 Benchmark]: Toolchain (without parser) took 5243.52 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 799.1 MB in the end (delta: 151.1 MB). Peak memory consumption was 151.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:19,895 INFO L168 Benchmark]: CDTParser took 0.47 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 16:51:19,899 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4435.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:19,901 INFO L168 Benchmark]: Boogie Procedure Inliner took 396.10 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:19,906 INFO L168 Benchmark]: Boogie Preprocessor took 401.51 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:19,916 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 4435.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 396.10 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 401.51 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...