./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label01.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/Problem17_label01.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 57add48efdd412e8cc34c8d8dd7aa5042fd715bc ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label01.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 57add48efdd412e8cc34c8d8dd7aa5042fd715bc ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 20:56:01,060 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:01,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:01,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:01,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:01,094 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:01,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:01,109 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:01,114 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:01,117 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:01,118 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:01,123 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:01,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:01,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:01,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:01,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:01,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:01,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:01,140 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:01,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:01,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:01,155 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:01,156 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:01,159 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:01,165 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:01,165 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:01,166 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:01,167 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:01,168 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:01,170 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:01,170 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:01,172 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:01,173 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:01,175 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:01,177 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:01,178 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:01,179 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:01,181 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:01,181 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:01,182 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:01,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:01,185 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:01,214 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:01,214 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:01,216 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:01,218 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:01,218 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:01,218 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:01,218 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:01,219 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:01,219 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:01,220 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:01,221 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:01,221 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:01,222 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:01,222 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:01,222 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:01,225 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:01,225 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:01,225 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:01,226 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:01,226 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:01,226 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:01,226 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:01,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:01,227 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:01,227 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:01,227 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:01,227 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:01,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:01,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:01,230 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 -> 57add48efdd412e8cc34c8d8dd7aa5042fd715bc [2019-11-24 20:56:01,658 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:01,676 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:01,682 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:01,684 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:01,687 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:01,688 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label01.c [2019-11-24 20:56:01,790 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17b41544b/3681b1be32eb4909bd47f92f8275a8f9/FLAGd0f4ba6f4 [2019-11-24 20:56:02,820 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:02,823 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label01.c [2019-11-24 20:56:02,869 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17b41544b/3681b1be32eb4909bd47f92f8275a8f9/FLAGd0f4ba6f4 [2019-11-24 20:56:03,308 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17b41544b/3681b1be32eb4909bd47f92f8275a8f9 [2019-11-24 20:56:03,314 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:03,316 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:03,321 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:03,321 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:03,325 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:03,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:03" (1/1) ... [2019-11-24 20:56:03,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:03, skipping insertion in model container [2019-11-24 20:56:03,336 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:03" (1/1) ... [2019-11-24 20:56:03,350 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:03,498 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:04,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:04,919 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:05,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:05,505 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:05,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05 WrapperNode [2019-11-24 20:56:05,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:05,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:05,511 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:05,511 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:05,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:05,586 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:05,963 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:05,968 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:05,968 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:05,968 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:05,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:05,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:06,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:06,057 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:06,263 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:06,301 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:06,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:06,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:06,488 INFO L168 Benchmark]: Toolchain (without parser) took 3167.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 781.8 MB in the end (delta: 172.7 MB). Peak memory consumption was 172.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:06,489 INFO L168 Benchmark]: CDTParser took 0.61 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 20:56:06,492 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2187.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 874.0 MB in the end (delta: 74.8 MB). Peak memory consumption was 74.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:06,495 INFO L168 Benchmark]: Boogie Procedure Inliner took 458.94 ms. Allocated memory is still 1.0 GB. Free memory was 874.0 MB in the beginning and 811.0 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:06,501 INFO L168 Benchmark]: Boogie Preprocessor took 513.04 ms. Allocated memory is still 1.0 GB. Free memory was 811.0 MB in the beginning and 781.8 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:06,509 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61 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 2187.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 874.0 MB in the end (delta: 74.8 MB). Peak memory consumption was 74.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 458.94 ms. Allocated memory is still 1.0 GB. Free memory was 874.0 MB in the beginning and 811.0 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 513.04 ms. Allocated memory is still 1.0 GB. Free memory was 811.0 MB in the beginning and 781.8 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 20:56:09,187 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:09,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:09,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:09,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:09,220 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:09,222 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:09,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:09,242 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:09,245 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:09,246 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:09,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:09,251 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:09,254 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:09,256 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:09,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:09,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:09,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:09,263 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:09,271 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:09,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:09,282 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:09,283 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:09,284 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:09,290 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:09,291 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:09,294 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:09,296 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:09,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:09,297 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:09,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:09,298 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:09,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:09,303 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:09,305 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:09,305 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:09,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:09,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:09,310 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:09,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:09,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:09,313 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:09,342 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:09,343 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:09,347 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:09,347 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:09,347 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:09,347 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:09,350 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:09,350 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:09,350 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:09,350 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:09,351 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:09,351 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:09,352 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:09,352 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:09,352 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:09,352 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:09,353 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:09,353 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:09,353 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:09,355 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:09,355 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:09,355 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:09,355 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:09,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:09,356 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:09,356 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:09,356 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:09,358 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:09,358 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:09,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:09,359 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:09,359 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 -> 57add48efdd412e8cc34c8d8dd7aa5042fd715bc [2019-11-24 20:56:09,813 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:09,829 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:09,836 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:09,839 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:09,840 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:09,841 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label01.c [2019-11-24 20:56:09,944 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f53b67dbf/0fea5b0adbb242d0bf456fe5bfc58393/FLAG35ef51a75 [2019-11-24 20:56:10,981 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:10,982 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label01.c [2019-11-24 20:56:11,021 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f53b67dbf/0fea5b0adbb242d0bf456fe5bfc58393/FLAG35ef51a75 [2019-11-24 20:56:11,468 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f53b67dbf/0fea5b0adbb242d0bf456fe5bfc58393 [2019-11-24 20:56:11,475 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:11,479 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:11,483 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:11,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:11,486 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:11,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:11" (1/1) ... [2019-11-24 20:56:11,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65072a09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:11, skipping insertion in model container [2019-11-24 20:56:11,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:11" (1/1) ... [2019-11-24 20:56:11,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:11,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:13,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:13,298 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:14,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:14,085 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:14,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14 WrapperNode [2019-11-24 20:56:14,086 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:14,088 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:14,089 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:14,090 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:14,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,178 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,365 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:14,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:14,367 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:14,367 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:14,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,414 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,561 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,598 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:14,645 INFO L168 Benchmark]: Toolchain (without parser) took 3163.62 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 782.1 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:14,647 INFO L168 Benchmark]: CDTParser took 2.55 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. [2019-11-24 20:56:14,648 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2605.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.4 MB in the end (delta: 133.6 MB). Peak memory consumption was 133.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:14,650 INFO L168 Benchmark]: Boogie Procedure Inliner took 276.72 ms. Allocated memory is still 1.0 GB. Free memory was 822.4 MB in the beginning and 799.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:14,654 INFO L168 Benchmark]: Boogie Preprocessor took 274.17 ms. Allocated memory is still 1.0 GB. Free memory was 799.5 MB in the beginning and 782.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:14,662 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.55 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 2605.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.4 MB in the end (delta: 133.6 MB). Peak memory consumption was 133.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 276.72 ms. Allocated memory is still 1.0 GB. Free memory was 822.4 MB in the beginning and 799.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 274.17 ms. Allocated memory is still 1.0 GB. Free memory was 799.5 MB in the beginning and 782.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...