./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label08.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/Problem10_label08.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 5c83e6dcd4eaa7ff27477aff727a229790b16ec1 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem10_label08.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 5c83e6dcd4eaa7ff27477aff727a229790b16ec1 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:44:44,696 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:44:44,703 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:44:44,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:44:44,729 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:44:44,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:44:44,748 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:44:44,765 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:44:44,769 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:44:44,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:44:44,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:44:44,783 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:44:44,784 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:44:44,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:44:44,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:44:44,798 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:44:44,801 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:44:44,804 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:44:44,811 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:44:44,819 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:44:44,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:44:44,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:44:44,839 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:44:44,841 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:44:44,849 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:44:44,850 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:44:44,850 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:44:44,852 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:44:44,855 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:44:44,856 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:44:44,860 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:44:44,861 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:44:44,862 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:44:44,863 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:44:44,866 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:44:44,868 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:44:44,869 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:44:44,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:44:44,871 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:44:44,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:44:44,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:44:44,878 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:44:44,919 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:44:44,919 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:44:44,924 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:44:44,925 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:44:44,928 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:44:44,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:44:44,929 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:44:44,930 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:44:44,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:44:44,930 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:44:44,933 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:44:44,933 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:44:44,936 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:44:44,936 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:44:44,937 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:44:44,937 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:44:44,937 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:44:44,938 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:44:44,938 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:44:44,938 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:44:44,939 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:44:44,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:44:44,942 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:44:44,943 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:44:44,943 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:44:44,943 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:44:44,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:44:44,944 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:44:44,944 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 -> 5c83e6dcd4eaa7ff27477aff727a229790b16ec1 [2019-11-26 16:44:45,572 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:44:45,600 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:44:45,609 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:44:45,613 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:44:45,614 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:44:45,618 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label08.c [2019-11-26 16:44:45,775 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45812e7af/a68f86073a3f4c05a8d4313935ed0c57/FLAGaf777712e [2019-11-26 16:44:47,062 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:44:47,069 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label08.c [2019-11-26 16:44:47,104 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45812e7af/a68f86073a3f4c05a8d4313935ed0c57/FLAGaf777712e [2019-11-26 16:44:47,145 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45812e7af/a68f86073a3f4c05a8d4313935ed0c57 [2019-11-26 16:44:47,153 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:44:47,158 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:44:47,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:44:47,162 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:44:47,169 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:44:47,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:44:47" (1/1) ... [2019-11-26 16:44:47,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f662366 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:47, skipping insertion in model container [2019-11-26 16:44:47,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:44:47" (1/1) ... [2019-11-26 16:44:47,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:44:47,316 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:44:48,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:44:48,393 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:44:48,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:44:48,747 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:44:48,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:48 WrapperNode [2019-11-26 16:44:48,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:44:48,750 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:44:48,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:44:48,751 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:44:48,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:48" (1/1) ... [2019-11-26 16:44:48,812 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:48" (1/1) ... [2019-11-26 16:44:48,972 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:44:48,978 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:44:48,978 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:44:48,979 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:44:49,001 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:48" (1/1) ... [2019-11-26 16:44:49,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:48" (1/1) ... [2019-11-26 16:44:49,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:48" (1/1) ... [2019-11-26 16:44:49,023 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:48" (1/1) ... [2019-11-26 16:44:49,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:48" (1/1) ... [2019-11-26 16:44:49,127 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:48" (1/1) ... [2019-11-26 16:44:49,160 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:48" (1/1) ... [2019-11-26 16:44:49,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:44:49,200 INFO L168 Benchmark]: Toolchain (without parser) took 2037.84 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 967.0 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:44:49,202 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:44:49,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1590.31 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 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:44:49,210 INFO L168 Benchmark]: Boogie Procedure Inliner took 227.23 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:44:49,212 INFO L168 Benchmark]: Boogie Preprocessor took 214.70 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:44:49,221 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1590.31 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 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 227.23 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 214.70 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:44:53,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:44:53,233 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:44:53,271 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:44:53,272 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:44:53,274 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:44:53,279 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:44:53,295 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:44:53,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:44:53,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:44:53,309 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:44:53,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:44:53,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:44:53,318 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:44:53,322 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:44:53,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:44:53,329 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:44:53,332 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:44:53,340 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:44:53,345 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:44:53,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:44:53,365 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:44:53,367 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:44:53,369 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:44:53,376 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:44:53,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:44:53,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:44:53,382 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:44:53,383 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:44:53,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:44:53,386 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:44:53,387 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:44:53,389 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:44:53,393 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:44:53,395 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:44:53,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:44:53,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:44:53,400 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:44:53,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:44:53,401 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:44:53,405 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:44:53,406 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:44:53,447 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:44:53,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:44:53,454 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:44:53,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:44:53,454 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:44:53,455 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:44:53,455 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:44:53,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:44:53,456 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:44:53,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:44:53,457 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:44:53,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:44:53,460 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:44:53,461 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:44:53,461 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:44:53,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:44:53,462 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:44:53,462 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:44:53,462 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:44:53,465 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:44:53,465 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:44:53,465 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:44:53,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:44:53,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:44:53,466 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:44:53,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:44:53,467 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:44:53,470 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:44:53,470 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:44:53,471 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:44:53,472 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 -> 5c83e6dcd4eaa7ff27477aff727a229790b16ec1 [2019-11-26 16:44:54,033 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:44:54,065 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:44:54,068 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:44:54,075 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:44:54,075 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:44:54,077 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label08.c [2019-11-26 16:44:54,229 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a6939ba7/6241c125f06c4c6db4e7580a95b11c68/FLAGf5dc16fc2 [2019-11-26 16:44:55,445 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:44:55,448 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label08.c [2019-11-26 16:44:55,489 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a6939ba7/6241c125f06c4c6db4e7580a95b11c68/FLAGf5dc16fc2 [2019-11-26 16:44:55,535 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a6939ba7/6241c125f06c4c6db4e7580a95b11c68 [2019-11-26 16:44:55,550 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:44:55,552 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:44:55,557 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:44:55,557 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:44:55,567 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:44:55,568 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:44:55" (1/1) ... [2019-11-26 16:44:55,579 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23eca3f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:55, skipping insertion in model container [2019-11-26 16:44:55,580 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:44:55" (1/1) ... [2019-11-26 16:44:55,599 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:44:55,719 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:44:56,914 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:44:56,932 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:44:57,276 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:44:57,320 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:44:57,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:57 WrapperNode [2019-11-26 16:44:57,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:44:57,326 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:44:57,326 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:44:57,329 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:44:57,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:57" (1/1) ... [2019-11-26 16:44:57,405 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:57" (1/1) ... [2019-11-26 16:44:57,557 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:44:57,559 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:44:57,564 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:44:57,564 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:44:57,592 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:57" (1/1) ... [2019-11-26 16:44:57,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:57" (1/1) ... [2019-11-26 16:44:57,611 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:57" (1/1) ... [2019-11-26 16:44:57,614 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:57" (1/1) ... [2019-11-26 16:44:57,679 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:57" (1/1) ... [2019-11-26 16:44:57,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:57" (1/1) ... [2019-11-26 16:44:57,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:44:57" (1/1) ... [2019-11-26 16:44:57,748 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:44:57,762 INFO L168 Benchmark]: Toolchain (without parser) took 2204.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 955.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:44:57,767 INFO L168 Benchmark]: CDTParser took 2.98 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 16:44:57,769 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1768.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 966.8 MB in the end (delta: -835.1 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:44:57,771 INFO L168 Benchmark]: Boogie Procedure Inliner took 232.83 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:44:57,774 INFO L168 Benchmark]: Boogie Preprocessor took 194.24 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:44:57,785 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.98 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 1768.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 966.8 MB in the end (delta: -835.1 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 232.83 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.24 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...