./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label43.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/Problem02_label43.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 3aae675ead2f575cce05887b769a7a66f133447b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem02_label43.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 3aae675ead2f575cce05887b769a7a66f133447b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:40:16,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:16,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:16,127 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:16,128 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:16,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:16,135 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:16,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:16,154 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:16,160 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:16,162 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:16,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:16,169 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:16,174 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:16,179 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:16,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:16,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:16,189 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:16,194 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:16,203 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:16,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:16,217 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:16,219 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:16,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:16,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:16,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:16,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:16,236 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:16,237 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:16,240 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:16,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:16,242 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:16,243 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:16,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:16,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:16,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:16,253 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:16,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:16,254 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:16,255 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:16,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:16,259 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:40:16,296 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:16,300 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:16,302 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:16,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:16,303 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:16,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:16,305 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:16,305 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:40:16,306 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:16,306 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:16,309 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:16,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:16,309 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:16,310 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:16,310 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:16,314 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:16,314 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:16,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:16,315 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:16,315 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:16,315 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:16,316 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:16,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:16,316 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:16,317 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:16,317 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:16,317 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:40:16,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:40:16,319 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:16,319 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 -> 3aae675ead2f575cce05887b769a7a66f133447b [2019-11-24 20:40:16,864 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:16,899 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:16,903 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:16,910 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:16,911 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:16,914 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label43.c [2019-11-24 20:40:17,078 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdbb665c9/ccbf5ef782274a1baaf434be46c7070e/FLAG57c364908 [2019-11-24 20:40:18,331 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:18,332 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label43.c [2019-11-24 20:40:18,367 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdbb665c9/ccbf5ef782274a1baaf434be46c7070e/FLAG57c364908 [2019-11-24 20:40:18,398 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdbb665c9/ccbf5ef782274a1baaf434be46c7070e [2019-11-24 20:40:18,403 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:18,405 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:18,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:18,420 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:18,427 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:18,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:18,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:18, skipping insertion in model container [2019-11-24 20:40:18,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:18" (1/1) ... [2019-11-24 20:40:18,447 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:18,568 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:19,618 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:19,643 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:19,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:19,960 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:19,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:19 WrapperNode [2019-11-24 20:40:19,962 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:19,964 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:19,964 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:19,964 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:19,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:19" (1/1) ... [2019-11-24 20:40:20,032 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:19" (1/1) ... [2019-11-24 20:40:20,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:20,164 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:20,164 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:20,164 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:20,179 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:19" (1/1) ... [2019-11-24 20:40:20,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:19" (1/1) ... [2019-11-24 20:40:20,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:19" (1/1) ... [2019-11-24 20:40:20,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:19" (1/1) ... [2019-11-24 20:40:20,261 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:19" (1/1) ... [2019-11-24 20:40:20,297 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:19" (1/1) ... [2019-11-24 20:40:20,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:19" (1/1) ... [2019-11-24 20:40:20,352 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:20,362 INFO L168 Benchmark]: Toolchain (without parser) took 1950.61 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 961.5 MB in the end (delta: 165.1 kB). Peak memory consumption was 230.7 kB. Max. memory is 12.5 GB. [2019-11-24 20:40:20,367 INFO L168 Benchmark]: CDTParser took 1.00 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 20:40:20,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1544.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.0 MB in the end (delta: -11.3 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:20,376 INFO L168 Benchmark]: Boogie Procedure Inliner took 200.08 ms. Allocated memory is still 1.0 GB. Free memory was 973.0 MB in the beginning and 967.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:20,377 INFO L168 Benchmark]: Boogie Preprocessor took 188.59 ms. Allocated memory is still 1.0 GB. Free memory was 967.3 MB in the beginning and 961.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:20,389 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.00 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 1544.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.0 MB in the end (delta: -11.3 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 200.08 ms. Allocated memory is still 1.0 GB. Free memory was 973.0 MB in the beginning and 967.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 188.59 ms. Allocated memory is still 1.0 GB. Free memory was 967.3 MB in the beginning and 961.5 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 0.1.24-32f2683 [2019-11-24 20:40:24,144 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:24,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:24,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:24,185 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:24,195 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:24,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:24,217 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:24,222 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:24,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:24,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:24,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:24,239 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:24,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:24,246 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:24,252 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:24,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:24,260 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:24,263 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:24,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:24,279 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:24,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:24,289 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:24,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:24,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:24,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:24,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:24,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:24,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:24,309 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:24,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:24,314 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:24,314 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:24,316 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:24,321 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:24,324 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:24,326 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:24,326 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:24,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:24,330 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:24,335 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:24,336 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:40:24,376 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:24,377 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:24,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:24,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:24,383 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:24,387 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:24,389 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:24,389 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:24,390 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:24,390 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:24,391 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:24,392 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:24,392 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:24,392 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:40:24,393 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:40:24,393 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:24,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:24,394 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:24,394 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:24,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:24,395 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:24,395 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:24,395 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:24,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:24,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:24,397 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:24,400 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:24,400 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:40:24,400 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:40:24,401 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:24,402 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:40:24,403 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 -> 3aae675ead2f575cce05887b769a7a66f133447b [2019-11-24 20:40:24,949 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:24,976 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:24,985 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:24,988 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:24,992 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:24,993 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label43.c [2019-11-24 20:40:25,158 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7127b727a/4976aff3817240b8a9bb4594e772c498/FLAGc400c55c8 [2019-11-24 20:40:26,442 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:26,443 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label43.c [2019-11-24 20:40:26,478 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7127b727a/4976aff3817240b8a9bb4594e772c498/FLAGc400c55c8 [2019-11-24 20:40:26,518 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7127b727a/4976aff3817240b8a9bb4594e772c498 [2019-11-24 20:40:26,527 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:26,533 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:26,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:26,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:26,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:26,547 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:26" (1/1) ... [2019-11-24 20:40:26,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:26, skipping insertion in model container [2019-11-24 20:40:26,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:26" (1/1) ... [2019-11-24 20:40:26,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:26,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:27,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:27,746 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:28,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:28,128 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:28,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:28 WrapperNode [2019-11-24 20:40:28,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:28,131 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:28,131 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:28,133 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:28,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:28" (1/1) ... [2019-11-24 20:40:28,194 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:28" (1/1) ... [2019-11-24 20:40:28,319 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:28,320 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:28,320 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:28,320 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:28,331 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:28" (1/1) ... [2019-11-24 20:40:28,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:28" (1/1) ... [2019-11-24 20:40:28,359 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:28" (1/1) ... [2019-11-24 20:40:28,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:28" (1/1) ... [2019-11-24 20:40:28,419 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:28" (1/1) ... [2019-11-24 20:40:28,453 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:28" (1/1) ... [2019-11-24 20:40:28,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:28" (1/1) ... [2019-11-24 20:40:28,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:28,515 INFO L168 Benchmark]: Toolchain (without parser) took 1982.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.1 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:28,516 INFO L168 Benchmark]: CDTParser took 2.70 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 20:40:28,521 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1594.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.5 MB in the end (delta: 885.1 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:28,523 INFO L168 Benchmark]: Boogie Procedure Inliner took 188.98 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:28,532 INFO L168 Benchmark]: Boogie Preprocessor took 186.62 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:28,541 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.70 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 1594.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.5 MB in the end (delta: 885.1 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 188.98 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.62 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 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...