./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label53.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem06_label53.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 b667666620957c5fe6b10a3674dbaf709ef89627 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem06_label53.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 b667666620957c5fe6b10a3674dbaf709ef89627 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:30:05,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:30:05,965 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:30:06,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:30:06,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:30:06,012 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:30:06,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:30:06,034 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:30:06,038 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:30:06,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:30:06,047 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:30:06,050 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:30:06,053 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:30:06,057 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:30:06,061 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:30:06,064 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:30:06,070 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:30:06,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:30:06,079 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:30:06,088 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:30:06,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:30:06,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:30:06,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:30:06,107 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:30:06,115 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:30:06,119 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:30:06,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:30:06,122 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:30:06,122 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:30:06,124 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:30:06,126 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:30:06,127 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:30:06,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:30:06,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:30:06,138 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:30:06,138 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:30:06,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:30:06,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:30:06,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:30:06,146 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:30:06,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:30:06,152 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:30:06,191 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:30:06,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:30:06,197 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:30:06,199 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:30:06,199 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:30:06,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:30:06,201 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:30:06,201 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:30:06,201 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:30:06,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:30:06,205 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:30:06,206 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:30:06,206 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:30:06,207 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:30:06,207 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:30:06,209 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:30:06,209 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:30:06,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:30:06,210 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:30:06,212 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:30:06,212 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:30:06,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:30:06,213 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:30:06,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:30:06,215 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:30:06,215 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:30:06,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:30:06,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:30:06,216 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 -> b667666620957c5fe6b10a3674dbaf709ef89627 [2019-11-25 22:30:06,813 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:30:06,848 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:30:06,854 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:30:06,860 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:30:06,861 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:30:06,862 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label53.c [2019-11-25 22:30:07,024 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c7bf0ea2/40f4f7f4ddb940fab2089d3c9530d7f9/FLAG8d1d6dd80 [2019-11-25 22:30:09,006 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:30:09,007 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label53.c [2019-11-25 22:30:09,106 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c7bf0ea2/40f4f7f4ddb940fab2089d3c9530d7f9/FLAG8d1d6dd80 [2019-11-25 22:30:09,147 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c7bf0ea2/40f4f7f4ddb940fab2089d3c9530d7f9 [2019-11-25 22:30:09,154 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:30:09,160 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:30:09,162 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:30:09,165 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:30:09,172 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:30:09,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:30:09" (1/1) ... [2019-11-25 22:30:09,185 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 25.11 10:30:09, skipping insertion in model container [2019-11-25 22:30:09,185 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:30:09" (1/1) ... [2019-11-25 22:30:09,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:30:09,724 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:30:14,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:30:14,211 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:30:16,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:30:16,893 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:30:16,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:16 WrapperNode [2019-11-25 22:30:16,899 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:30:16,900 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:30:16,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:30:16,902 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:30:16,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:16" (1/1) ... [2019-11-25 22:30:17,058 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:16" (1/1) ... [2019-11-25 22:30:17,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:30:17,742 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:30:17,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:30:17,743 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:30:17,763 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:16" (1/1) ... [2019-11-25 22:30:17,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:16" (1/1) ... [2019-11-25 22:30:17,877 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:16" (1/1) ... [2019-11-25 22:30:17,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:16" (1/1) ... [2019-11-25 22:30:18,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:16" (1/1) ... [2019-11-25 22:30:18,347 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:16" (1/1) ... [2019-11-25 22:30:18,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:16" (1/1) ... [2019-11-25 22:30:18,498 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:30:18,507 INFO L168 Benchmark]: Toolchain (without parser) took 9342.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 784.7 MB in the end (delta: 154.1 MB). Peak memory consumption was 154.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:18,508 INFO L168 Benchmark]: CDTParser took 1.24 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. [2019-11-25 22:30:18,510 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7737.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 911.7 MB in the end (delta: 27.1 MB). Peak memory consumption was 280.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:18,512 INFO L168 Benchmark]: Boogie Procedure Inliner took 842.04 ms. Allocated memory is still 1.0 GB. Free memory was 911.7 MB in the beginning and 836.1 MB in the end (delta: 75.6 MB). Peak memory consumption was 75.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:18,516 INFO L168 Benchmark]: Boogie Preprocessor took 757.68 ms. Allocated memory is still 1.0 GB. Free memory was 836.1 MB in the beginning and 784.7 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:18,523 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.24 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 7737.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 911.7 MB in the end (delta: 27.1 MB). Peak memory consumption was 280.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 842.04 ms. Allocated memory is still 1.0 GB. Free memory was 911.7 MB in the beginning and 836.1 MB in the end (delta: 75.6 MB). Peak memory consumption was 75.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 757.68 ms. Allocated memory is still 1.0 GB. Free memory was 836.1 MB in the beginning and 784.7 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.4 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 0.1.24-65d6cd2 [2019-11-25 22:30:22,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:30:22,408 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:30:22,441 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:30:22,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:30:22,446 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:30:22,452 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:30:22,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:30:22,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:30:22,478 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:30:22,479 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:30:22,485 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:30:22,486 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:30:22,490 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:30:22,492 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:30:22,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:30:22,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:30:22,501 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:30:22,505 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:30:22,514 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:30:22,520 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:30:22,528 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:30:22,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:30:22,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:30:22,542 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:30:22,545 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:30:22,545 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:30:22,547 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:30:22,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:30:22,551 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:30:22,553 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:30:22,554 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:30:22,556 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:30:22,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:30:22,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:30:22,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:30:22,567 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:30:22,568 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:30:22,568 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:30:22,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:30:22,571 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:30:22,573 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:30:22,633 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:30:22,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:30:22,635 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:30:22,635 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:30:22,635 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:30:22,638 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:30:22,638 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:30:22,640 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:30:22,640 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:30:22,641 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:30:22,641 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:30:22,641 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:30:22,642 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:30:22,645 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:30:22,645 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:30:22,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:30:22,648 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:30:22,648 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:30:22,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:30:22,649 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:30:22,649 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:30:22,649 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:30:22,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:30:22,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:30:22,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:30:22,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:30:22,655 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:30:22,655 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:30:22,656 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:30:22,657 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:30:22,658 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 -> b667666620957c5fe6b10a3674dbaf709ef89627 [2019-11-25 22:30:23,283 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:30:23,311 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:30:23,322 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:30:23,326 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:30:23,326 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:30:23,328 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label53.c [2019-11-25 22:30:23,486 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39dcb5907/908599841e3c478abcabbf2e88481c8c/FLAGcd53f822d [2019-11-25 22:30:25,403 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:30:25,408 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label53.c [2019-11-25 22:30:25,528 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39dcb5907/908599841e3c478abcabbf2e88481c8c/FLAGcd53f822d [2019-11-25 22:30:25,700 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39dcb5907/908599841e3c478abcabbf2e88481c8c [2019-11-25 22:30:25,710 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:30:25,715 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:30:25,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:30:25,724 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:30:25,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:30:25,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:30:25" (1/1) ... [2019-11-25 22:30:25,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b9c6a5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:25, skipping insertion in model container [2019-11-25 22:30:25,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:30:25" (1/1) ... [2019-11-25 22:30:25,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:30:26,357 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:30:31,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:30:31,188 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:30:33,694 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:30:33,870 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:30:33,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:33 WrapperNode [2019-11-25 22:30:33,875 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:30:33,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:30:33,878 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:30:33,878 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:30:33,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:33" (1/1) ... [2019-11-25 22:30:34,076 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:33" (1/1) ... [2019-11-25 22:30:34,676 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:30:34,677 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:30:34,677 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:30:34,677 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:30:34,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:33" (1/1) ... [2019-11-25 22:30:34,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:33" (1/1) ... [2019-11-25 22:30:34,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:33" (1/1) ... [2019-11-25 22:30:34,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:33" (1/1) ... [2019-11-25 22:30:35,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:33" (1/1) ... [2019-11-25 22:30:35,314 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:33" (1/1) ... [2019-11-25 22:30:35,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:33" (1/1) ... [2019-11-25 22:30:35,513 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:30:35,523 INFO L168 Benchmark]: Toolchain (without parser) took 9803.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.5 MB in the beginning and 799.8 MB in the end (delta: 131.7 MB). Peak memory consumption was 131.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:35,524 INFO L168 Benchmark]: CDTParser took 2.87 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. [2019-11-25 22:30:35,529 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8156.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.5 MB in the beginning and 927.0 MB in the end (delta: 4.5 MB). Peak memory consumption was 277.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:35,530 INFO L168 Benchmark]: Boogie Procedure Inliner took 799.88 ms. Allocated memory is still 1.0 GB. Free memory was 927.0 MB in the beginning and 852.1 MB in the end (delta: 74.9 MB). Peak memory consumption was 74.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:35,535 INFO L168 Benchmark]: Boogie Preprocessor took 838.74 ms. Allocated memory is still 1.0 GB. Free memory was 852.1 MB in the beginning and 799.8 MB in the end (delta: 52.3 MB). Peak memory consumption was 52.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:35,544 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.87 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 8156.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.5 MB in the beginning and 927.0 MB in the end (delta: 4.5 MB). Peak memory consumption was 277.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 799.88 ms. Allocated memory is still 1.0 GB. Free memory was 927.0 MB in the beginning and 852.1 MB in the end (delta: 74.9 MB). Peak memory consumption was 74.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 838.74 ms. Allocated memory is still 1.0 GB. Free memory was 852.1 MB in the beginning and 799.8 MB in the end (delta: 52.3 MB). Peak memory consumption was 52.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...