./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label57.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/Problem11_label57.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 22c18731806e96bfa852bca51e2e7f8af9799504 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem11_label57.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 22c18731806e96bfa852bca51e2e7f8af9799504 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:46:09,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:09,047 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:09,088 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:09,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:09,094 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:09,097 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:09,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:09,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:09,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:09,128 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:09,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:09,133 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:09,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:09,142 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:09,148 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:09,150 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:09,156 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:09,162 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:09,170 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:09,179 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:09,185 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:09,188 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:09,192 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:09,202 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:09,203 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:09,203 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:09,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:09,206 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:09,207 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:09,210 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:09,211 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:09,212 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:09,216 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:09,220 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:09,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:09,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:09,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:09,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:09,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:09,232 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:09,233 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:09,271 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:09,273 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:09,280 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:09,281 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:09,281 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:09,282 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:09,282 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:09,282 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:09,282 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:09,283 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:09,284 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:09,284 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:09,285 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:09,285 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:09,285 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:09,286 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:09,289 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:09,289 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:09,290 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:09,290 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:09,290 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:09,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:09,291 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:09,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:09,291 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:09,291 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:09,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:09,294 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:09,294 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 -> 22c18731806e96bfa852bca51e2e7f8af9799504 [2019-11-26 16:46:09,852 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:09,880 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:09,886 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:09,891 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:09,892 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:09,894 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label57.c [2019-11-26 16:46:10,050 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ea997e52/12401f6276cf44d2997dac20eab9d91c/FLAG6e8bc67c0 [2019-11-26 16:46:11,390 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:11,391 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label57.c [2019-11-26 16:46:11,433 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ea997e52/12401f6276cf44d2997dac20eab9d91c/FLAG6e8bc67c0 [2019-11-26 16:46:11,475 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ea997e52/12401f6276cf44d2997dac20eab9d91c [2019-11-26 16:46:11,486 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:11,488 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:11,493 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:11,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:11,504 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:11,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:11" (1/1) ... [2019-11-26 16:46:11,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:11, skipping insertion in model container [2019-11-26 16:46:11,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:11" (1/1) ... [2019-11-26 16:46:11,535 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:11,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:13,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:13,047 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:13,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:13,474 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:13,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:13 WrapperNode [2019-11-26 16:46:13,476 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:13,477 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:13,481 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:13,481 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:13,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:13" (1/1) ... [2019-11-26 16:46:13,556 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:13" (1/1) ... [2019-11-26 16:46:13,755 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:13,758 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:13,758 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:13,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:13,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:13" (1/1) ... [2019-11-26 16:46:13,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:13" (1/1) ... [2019-11-26 16:46:13,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:13" (1/1) ... [2019-11-26 16:46:13,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:13" (1/1) ... [2019-11-26 16:46:13,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:13" (1/1) ... [2019-11-26 16:46:13,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:13" (1/1) ... [2019-11-26 16:46:14,000 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:13" (1/1) ... [2019-11-26 16:46:14,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:14,054 INFO L168 Benchmark]: Toolchain (without parser) took 2557.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 926.7 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:14,055 INFO L168 Benchmark]: CDTParser took 2.02 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 16:46:14,058 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1983.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:14,061 INFO L168 Benchmark]: Boogie Procedure Inliner took 280.48 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 938.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:14,065 INFO L168 Benchmark]: Boogie Preprocessor took 285.79 ms. Allocated memory is still 1.0 GB. Free memory was 938.1 MB in the beginning and 926.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:14,077 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.02 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 1983.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 280.48 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 938.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 285.79 ms. Allocated memory is still 1.0 GB. Free memory was 938.1 MB in the beginning and 926.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 16:46:18,078 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:18,084 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:18,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:18,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:18,114 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:18,116 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:18,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:18,148 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:18,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:18,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:18,162 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:18,163 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:18,167 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:18,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:18,176 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:18,180 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:18,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:18,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:18,198 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:18,204 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:18,212 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:18,214 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:18,219 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:18,226 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:18,227 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:18,227 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:18,231 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:18,232 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:18,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:18,236 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:18,237 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:18,241 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:18,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:18,246 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:18,247 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:18,251 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:18,251 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:18,251 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:18,253 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:18,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:18,259 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:18,297 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:18,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:18,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:18,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:18,305 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:18,306 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:18,308 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:18,308 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:18,308 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:18,309 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:18,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:18,313 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:18,313 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:18,314 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:18,314 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:18,315 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:18,315 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:18,316 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:18,316 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:18,318 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:18,318 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:18,318 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:18,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:18,321 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:18,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:18,322 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:18,322 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:18,322 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:18,322 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:18,326 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:18,327 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 -> 22c18731806e96bfa852bca51e2e7f8af9799504 [2019-11-26 16:46:18,931 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:18,964 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:18,973 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:18,977 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:18,978 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:18,980 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label57.c [2019-11-26 16:46:19,137 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2810436ce/e38de8bffc3f4e2db86b2add781deffe/FLAGf92211c3b [2019-11-26 16:46:20,506 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:20,507 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label57.c [2019-11-26 16:46:20,541 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2810436ce/e38de8bffc3f4e2db86b2add781deffe/FLAGf92211c3b [2019-11-26 16:46:20,904 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2810436ce/e38de8bffc3f4e2db86b2add781deffe [2019-11-26 16:46:20,915 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:20,922 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:20,924 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:20,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:20,934 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:20,937 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:20" (1/1) ... [2019-11-26 16:46:20,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e1aada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:20, skipping insertion in model container [2019-11-26 16:46:20,947 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:20" (1/1) ... [2019-11-26 16:46:20,966 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:21,104 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:22,682 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:22,700 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:23,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:23,206 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:23,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:23 WrapperNode [2019-11-26 16:46:23,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:23,212 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:23,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:23,215 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:23,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:23" (1/1) ... [2019-11-26 16:46:23,293 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:23" (1/1) ... [2019-11-26 16:46:23,442 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:23,443 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:23,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:23,444 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:23,465 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:23" (1/1) ... [2019-11-26 16:46:23,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:23" (1/1) ... [2019-11-26 16:46:23,482 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:23" (1/1) ... [2019-11-26 16:46:23,485 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:23" (1/1) ... [2019-11-26 16:46:23,558 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:23" (1/1) ... [2019-11-26 16:46:23,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:23" (1/1) ... [2019-11-26 16:46:23,620 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:23" (1/1) ... [2019-11-26 16:46:23,641 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:23,651 INFO L168 Benchmark]: Toolchain (without parser) took 2727.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 931.5 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:23,655 INFO L168 Benchmark]: CDTParser took 1.64 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 16:46:23,657 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2287.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 948.7 MB in the end (delta: 7.3 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:23,658 INFO L168 Benchmark]: Boogie Procedure Inliner took 230.97 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 943.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:23,663 INFO L168 Benchmark]: Boogie Preprocessor took 200.63 ms. Allocated memory is still 1.0 GB. Free memory was 943.0 MB in the beginning and 931.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:23,672 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.64 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 2287.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 948.7 MB in the end (delta: 7.3 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 230.97 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 943.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 200.63 ms. Allocated memory is still 1.0 GB. Free memory was 943.0 MB in the beginning and 931.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...