./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label23.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem19_label23.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 7137e362f1a4ffd1932b941d0c2b543cd3b28d47 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem19_label23.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 7137e362f1a4ffd1932b941d0c2b543cd3b28d47 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:00:58,088 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:58,090 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:58,113 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:58,114 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:58,124 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:58,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:58,140 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:58,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:58,150 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:58,152 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:58,156 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:58,157 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:58,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:58,162 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:58,166 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:58,167 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:58,168 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:58,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:58,177 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:58,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:58,189 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:58,190 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:58,191 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:58,199 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:58,200 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:58,200 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:58,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:58,202 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:58,203 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:58,205 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:58,205 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:58,206 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:58,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:58,210 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:58,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:58,214 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:58,215 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:58,215 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:58,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:58,217 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:58,217 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:58,245 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:58,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:58,251 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:58,251 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:58,252 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:58,252 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:58,252 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:58,254 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:58,254 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:58,254 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:58,255 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:58,255 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:58,256 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:58,256 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:58,256 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:58,259 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:58,259 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:58,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:58,259 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:58,260 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:58,260 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:58,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:58,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:58,261 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:58,261 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:58,261 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:58,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:58,262 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:58,262 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 -> 7137e362f1a4ffd1932b941d0c2b543cd3b28d47 [2019-11-27 16:00:58,668 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:58,685 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:58,694 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:58,695 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:58,695 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:58,696 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label23.c [2019-11-27 16:00:58,810 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7248aeb55/d347c23405cd4c6b95d978c2ab3c7b84/FLAGe2c30bade [2019-11-27 16:01:00,167 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:00,169 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label23.c [2019-11-27 16:01:00,280 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7248aeb55/d347c23405cd4c6b95d978c2ab3c7b84/FLAGe2c30bade [2019-11-27 16:01:00,334 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7248aeb55/d347c23405cd4c6b95d978c2ab3c7b84 [2019-11-27 16:01:00,341 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:00,345 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:00,351 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:00,351 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:00,354 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:00,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:00" (1/1) ... [2019-11-27 16:01:00,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bcaeced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:00, skipping insertion in model container [2019-11-27 16:01:00,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:00" (1/1) ... [2019-11-27 16:01:00,384 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:00,718 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:03,641 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:03,652 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:05,238 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:05,314 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:05,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:05 WrapperNode [2019-11-27 16:01:05,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:05,322 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:05,322 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:05,322 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:05,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:05" (1/1) ... [2019-11-27 16:01:05,461 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:05" (1/1) ... [2019-11-27 16:01:06,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:06,266 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:06,266 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:06,266 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:06,283 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:05" (1/1) ... [2019-11-27 16:01:06,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:05" (1/1) ... [2019-11-27 16:01:06,417 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:05" (1/1) ... [2019-11-27 16:01:06,418 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:05" (1/1) ... [2019-11-27 16:01:07,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:05" (1/1) ... [2019-11-27 16:01:07,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:05" (1/1) ... [2019-11-27 16:01:07,877 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:05" (1/1) ... [2019-11-27 16:01:08,089 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:08,102 INFO L168 Benchmark]: Toolchain (without parser) took 7751.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 773.2 MB in the end (delta: 158.4 MB). Peak memory consumption was 390.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:08,102 INFO L168 Benchmark]: CDTParser took 2.31 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. [2019-11-27 16:01:08,105 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4970.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 876.5 MB in the end (delta: 55.1 MB). Peak memory consumption was 272.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:08,108 INFO L168 Benchmark]: Boogie Procedure Inliner took 943.73 ms. Allocated memory is still 1.0 GB. Free memory was 876.5 MB in the beginning and 708.1 MB in the end (delta: 168.4 MB). Peak memory consumption was 168.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:08,110 INFO L168 Benchmark]: Boogie Preprocessor took 1828.52 ms. Allocated memory is still 1.0 GB. Free memory was 708.1 MB in the beginning and 773.2 MB in the end (delta: -65.2 MB). Peak memory consumption was 167.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:08,119 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.31 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 4970.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 876.5 MB in the end (delta: 55.1 MB). Peak memory consumption was 272.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 943.73 ms. Allocated memory is still 1.0 GB. Free memory was 876.5 MB in the beginning and 708.1 MB in the end (delta: 168.4 MB). Peak memory consumption was 168.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1828.52 ms. Allocated memory is still 1.0 GB. Free memory was 708.1 MB in the beginning and 773.2 MB in the end (delta: -65.2 MB). Peak memory consumption was 167.2 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 0.1.24-509859d [2019-11-27 16:01:10,886 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:10,888 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:10,904 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:10,905 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:10,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:10,924 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:10,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:10,941 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:10,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:10,947 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:10,949 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:10,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:10,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:10,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:10,961 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:10,962 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:10,963 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:10,965 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:10,970 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:10,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:10,982 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:10,983 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:10,987 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:10,992 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:10,993 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:10,993 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:10,997 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:10,997 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:10,998 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:10,998 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:11,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:11,004 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:11,005 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:11,005 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:11,006 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:11,006 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:11,006 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:11,007 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:11,007 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:11,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:11,012 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:01:11,040 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:11,040 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:11,043 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:11,044 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:11,047 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:11,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:11,047 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:11,047 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:11,048 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:11,048 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:11,049 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:11,049 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:11,049 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:01:11,050 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:01:11,050 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:11,050 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:11,050 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:11,050 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:11,051 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:11,051 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:11,054 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:11,054 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:11,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:11,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:11,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:11,055 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:11,055 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:01:11,055 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:01:11,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:11,056 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:01:11,057 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 -> 7137e362f1a4ffd1932b941d0c2b543cd3b28d47 [2019-11-27 16:01:11,543 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:11,557 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:11,566 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:11,567 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:11,568 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:11,569 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label23.c [2019-11-27 16:01:11,678 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/537848ae7/95a3d4b4cbca4a12b581c7f6c5bb83a6/FLAGf797c74a1 [2019-11-27 16:01:13,007 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:13,011 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label23.c [2019-11-27 16:01:13,098 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/537848ae7/95a3d4b4cbca4a12b581c7f6c5bb83a6/FLAGf797c74a1 [2019-11-27 16:01:13,193 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/537848ae7/95a3d4b4cbca4a12b581c7f6c5bb83a6 [2019-11-27 16:01:13,201 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:13,203 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:13,206 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:13,208 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:13,215 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:13,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:13" (1/1) ... [2019-11-27 16:01:13,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:13, skipping insertion in model container [2019-11-27 16:01:13,222 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:13" (1/1) ... [2019-11-27 16:01:13,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:13,557 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:17,098 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:17,109 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:18,996 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:19,083 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:19,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:19 WrapperNode [2019-11-27 16:01:19,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:19,085 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:19,087 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:19,087 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:19,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:19" (1/1) ... [2019-11-27 16:01:19,246 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:19" (1/1) ... [2019-11-27 16:01:19,600 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:19,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:19,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:19,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:19,621 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:19" (1/1) ... [2019-11-27 16:01:19,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:19" (1/1) ... [2019-11-27 16:01:19,715 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:19" (1/1) ... [2019-11-27 16:01:19,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:19" (1/1) ... [2019-11-27 16:01:20,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:19" (1/1) ... [2019-11-27 16:01:20,405 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:19" (1/1) ... [2019-11-27 16:01:20,476 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:19" (1/1) ... [2019-11-27 16:01:20,547 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:20,555 INFO L168 Benchmark]: Toolchain (without parser) took 7349.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 860.5 MB in the end (delta: 71.1 MB). Peak memory consumption was 308.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:20,556 INFO L168 Benchmark]: CDTParser took 0.23 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. [2019-11-27 16:01:20,559 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5878.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 761.0 MB in the end (delta: 170.6 MB). Peak memory consumption was 251.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:20,560 INFO L168 Benchmark]: Boogie Procedure Inliner took 518.24 ms. Allocated memory is still 1.0 GB. Free memory was 761.0 MB in the beginning and 688.6 MB in the end (delta: 72.5 MB). Peak memory consumption was 72.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:20,564 INFO L168 Benchmark]: Boogie Preprocessor took 946.37 ms. Allocated memory is still 1.0 GB. Free memory was 688.6 MB in the beginning and 860.5 MB in the end (delta: -172.0 MB). Peak memory consumption was 65.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:20,571 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 5878.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 761.0 MB in the end (delta: 170.6 MB). Peak memory consumption was 251.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 518.24 ms. Allocated memory is still 1.0 GB. Free memory was 761.0 MB in the beginning and 688.6 MB in the end (delta: 72.5 MB). Peak memory consumption was 72.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 946.37 ms. Allocated memory is still 1.0 GB. Free memory was 688.6 MB in the beginning and 860.5 MB in the end (delta: -172.0 MB). Peak memory consumption was 65.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...