./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label06.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_label06.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 a2cc3695ca4f92c32478aa2ca4744d0a88c9a815 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label06.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 a2cc3695ca4f92c32478aa2ca4744d0a88c9a815 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:43:13,042 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:43:13,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:43:13,086 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:43:13,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:43:13,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:43:13,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:43:13,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:43:13,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:43:13,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:43:13,124 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:43:13,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:43:13,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:43:13,136 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:43:13,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:43:13,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:43:13,148 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:43:13,153 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:43:13,156 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:43:13,164 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:43:13,173 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:43:13,181 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:43:13,182 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:43:13,187 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:43:13,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:43:13,197 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:43:13,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:43:13,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:43:13,211 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:43:13,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:43:13,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:43:13,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:43:13,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:43:13,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:43:13,225 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:43:13,227 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:43:13,229 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:43:13,231 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:43:13,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:43:13,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:43:13,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:43:13,239 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:43:13,282 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:43:13,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:43:13,287 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:43:13,289 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:43:13,289 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:43:13,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:43:13,292 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:43:13,293 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:43:13,293 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:43:13,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:43:13,295 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:43:13,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:43:13,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:43:13,298 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:43:13,298 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:43:13,298 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:43:13,299 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:43:13,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:43:13,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:43:13,303 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:43:13,303 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:43:13,303 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:43:13,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:43:13,304 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:43:13,304 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:43:13,305 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:43:13,307 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:43:13,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:43:13,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:43:13,308 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 -> a2cc3695ca4f92c32478aa2ca4744d0a88c9a815 [2019-11-24 20:43:13,862 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:43:13,897 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:43:13,903 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:43:13,907 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:43:13,908 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:43:13,911 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label06.c [2019-11-24 20:43:14,070 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/088d7c472/a97c40331bd744c89bfae176ef266d63/FLAGfd62cd69d [2019-11-24 20:43:15,917 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:43:15,918 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label06.c [2019-11-24 20:43:16,024 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/088d7c472/a97c40331bd744c89bfae176ef266d63/FLAGfd62cd69d [2019-11-24 20:43:16,171 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/088d7c472/a97c40331bd744c89bfae176ef266d63 [2019-11-24 20:43:16,184 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:43:16,186 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:43:16,195 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:16,196 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:43:16,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:43:16,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:16" (1/1) ... [2019-11-24 20:43:16,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46807bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:16, skipping insertion in model container [2019-11-24 20:43:16,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:16" (1/1) ... [2019-11-24 20:43:16,234 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:43:16,757 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:43:21,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:21,374 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:43:23,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:23,791 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:43:23,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:23 WrapperNode [2019-11-24 20:43:23,793 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:23,802 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:23,802 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:43:23,802 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:43:23,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:23" (1/1) ... [2019-11-24 20:43:24,276 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:23" (1/1) ... [2019-11-24 20:43:25,026 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:25,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:43:25,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:43:25,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:43:25,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:23" (1/1) ... [2019-11-24 20:43:25,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:23" (1/1) ... [2019-11-24 20:43:25,149 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:23" (1/1) ... [2019-11-24 20:43:25,152 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:23" (1/1) ... [2019-11-24 20:43:25,430 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:23" (1/1) ... [2019-11-24 20:43:25,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:23" (1/1) ... [2019-11-24 20:43:25,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:23" (1/1) ... [2019-11-24 20:43:25,713 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:43:25,724 INFO L168 Benchmark]: Toolchain (without parser) took 9531.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 815.5 MB in the end (delta: 117.5 MB). Peak memory consumption was 117.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:25,726 INFO L168 Benchmark]: CDTParser took 1.05 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. [2019-11-24 20:43:25,730 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7599.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 711.9 MB in the end (delta: 221.0 MB). Peak memory consumption was 221.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:25,734 INFO L168 Benchmark]: Boogie Procedure Inliner took 1227.29 ms. Allocated memory is still 1.0 GB. Free memory was 711.9 MB in the beginning and 867.6 MB in the end (delta: -155.7 MB). Peak memory consumption was 61.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:25,737 INFO L168 Benchmark]: Boogie Preprocessor took 685.37 ms. Allocated memory is still 1.0 GB. Free memory was 867.6 MB in the beginning and 815.5 MB in the end (delta: 52.2 MB). Peak memory consumption was 52.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:25,748 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.05 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 7599.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 711.9 MB in the end (delta: 221.0 MB). Peak memory consumption was 221.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1227.29 ms. Allocated memory is still 1.0 GB. Free memory was 711.9 MB in the beginning and 867.6 MB in the end (delta: -155.7 MB). Peak memory consumption was 61.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 685.37 ms. Allocated memory is still 1.0 GB. Free memory was 867.6 MB in the beginning and 815.5 MB in the end (delta: 52.2 MB). Peak memory consumption was 52.2 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 0.1.24-32f2683 [2019-11-24 20:43:29,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:43:29,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:43:29,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:43:29,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:43:29,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:43:29,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:43:29,813 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:43:29,817 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:43:29,825 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:43:29,827 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:43:29,833 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:43:29,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:43:29,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:43:29,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:43:29,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:43:29,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:43:29,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:43:29,860 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:43:29,868 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:43:29,878 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:43:29,884 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:43:29,889 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:43:29,892 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:43:29,898 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:43:29,902 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:43:29,902 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:43:29,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:43:29,905 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:43:29,906 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:43:29,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:43:29,910 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:43:29,911 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:43:29,912 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:43:29,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:43:29,918 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:43:29,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:43:29,922 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:43:29,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:43:29,924 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:43:29,927 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:43:29,930 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:43:29,967 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:43:29,967 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:43:29,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:43:29,973 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:43:29,973 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:43:29,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:43:29,975 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:43:29,976 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:43:29,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:43:29,977 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:43:29,979 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:43:29,981 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:43:29,982 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:43:29,983 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:43:29,984 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:43:29,985 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:43:29,985 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:43:29,986 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:43:29,987 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:43:29,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:43:29,988 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:43:29,989 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:43:29,990 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:43:29,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:43:29,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:43:29,992 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:43:29,993 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:43:29,994 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:43:29,994 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:43:29,995 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:43:29,998 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:43:29,999 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 -> a2cc3695ca4f92c32478aa2ca4744d0a88c9a815 [2019-11-24 20:43:30,575 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:43:30,611 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:43:30,617 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:43:30,621 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:43:30,624 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:43:30,625 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label06.c [2019-11-24 20:43:30,789 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2fc95fd3/cb7a6990a86e4e13b36dc82b369727c0/FLAGf00c6e090 [2019-11-24 20:43:32,728 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:43:32,730 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label06.c [2019-11-24 20:43:32,842 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2fc95fd3/cb7a6990a86e4e13b36dc82b369727c0/FLAGf00c6e090 [2019-11-24 20:43:32,882 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2fc95fd3/cb7a6990a86e4e13b36dc82b369727c0 [2019-11-24 20:43:32,892 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:43:32,894 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:43:32,899 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:32,899 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:43:32,906 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:43:32,911 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:32" (1/1) ... [2019-11-24 20:43:32,918 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 24.11 08:43:32, skipping insertion in model container [2019-11-24 20:43:32,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:32" (1/1) ... [2019-11-24 20:43:32,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:43:33,467 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:43:39,022 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:39,040 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:43:42,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:42,555 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:43:42,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:42 WrapperNode [2019-11-24 20:43:42,558 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:42,562 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:42,562 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:43:42,564 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:43:42,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:42" (1/1) ... [2019-11-24 20:43:42,722 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:42" (1/1) ... [2019-11-24 20:43:43,206 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:43,211 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:43:43,211 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:43:43,211 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:43:43,234 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:42" (1/1) ... [2019-11-24 20:43:43,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:42" (1/1) ... [2019-11-24 20:43:43,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:42" (1/1) ... [2019-11-24 20:43:43,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:42" (1/1) ... [2019-11-24 20:43:43,683 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:42" (1/1) ... [2019-11-24 20:43:43,801 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:42" (1/1) ... [2019-11-24 20:43:43,914 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:42" (1/1) ... [2019-11-24 20:43:44,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:43:44,054 INFO L168 Benchmark]: Toolchain (without parser) took 11154.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 763.0 MB in the end (delta: 170.1 MB). Peak memory consumption was 170.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:44,058 INFO L168 Benchmark]: CDTParser took 2.34 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. [2019-11-24 20:43:44,059 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9659.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 889.7 MB in the end (delta: 43.3 MB). Peak memory consumption was 269.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:44,062 INFO L168 Benchmark]: Boogie Procedure Inliner took 648.79 ms. Allocated memory is still 1.0 GB. Free memory was 889.7 MB in the beginning and 812.5 MB in the end (delta: 77.2 MB). Peak memory consumption was 77.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:44,066 INFO L168 Benchmark]: Boogie Preprocessor took 835.08 ms. Allocated memory is still 1.0 GB. Free memory was 812.5 MB in the beginning and 763.0 MB in the end (delta: 49.5 MB). Peak memory consumption was 49.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:44,078 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.34 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 9659.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 889.7 MB in the end (delta: 43.3 MB). Peak memory consumption was 269.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 648.79 ms. Allocated memory is still 1.0 GB. Free memory was 889.7 MB in the beginning and 812.5 MB in the end (delta: 77.2 MB). Peak memory consumption was 77.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 835.08 ms. Allocated memory is still 1.0 GB. Free memory was 812.5 MB in the beginning and 763.0 MB in the end (delta: 49.5 MB). Peak memory consumption was 49.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...