./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label05.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem18_label05.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 4c2643a0521cfe13764536cdb3acd4faea304902 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem18_label05.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 4c2643a0521cfe13764536cdb3acd4faea304902 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:38:07,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:07,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:07,143 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:07,145 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:07,154 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:07,156 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:07,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:07,173 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:07,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:07,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:07,182 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:07,182 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:07,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:07,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:07,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:07,192 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:07,193 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:07,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:07,202 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:07,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:07,214 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:07,215 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:07,218 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:07,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:07,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:07,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:07,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:07,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:07,227 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:07,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:07,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:07,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:07,234 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:07,236 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:07,236 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:07,237 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:07,237 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:07,238 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:07,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:07,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:07,243 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:07,272 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:07,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:07,276 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:07,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:07,276 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:07,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:07,278 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:07,278 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:07,278 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:07,279 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:07,280 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:07,281 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:07,281 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:07,281 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:07,281 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:07,284 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:07,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:07,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:07,284 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:07,285 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:07,285 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:07,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:07,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:07,286 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:07,286 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:07,289 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:07,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:07,289 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:07,289 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 -> 4c2643a0521cfe13764536cdb3acd4faea304902 [2019-11-27 09:38:07,751 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:07,773 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:07,776 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:07,778 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:07,780 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:07,781 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label05.c [2019-11-27 09:38:07,888 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e705a77eb/0dcb090e7d0e42ddae832850470b1b65/FLAG02692fec6 [2019-11-27 09:38:08,952 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:08,956 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label05.c [2019-11-27 09:38:09,005 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e705a77eb/0dcb090e7d0e42ddae832850470b1b65/FLAG02692fec6 [2019-11-27 09:38:09,417 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e705a77eb/0dcb090e7d0e42ddae832850470b1b65 [2019-11-27 09:38:09,424 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:09,428 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:09,432 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:09,432 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:09,435 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:09,439 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:09" (1/1) ... [2019-11-27 09:38:09,445 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 09:38:09, skipping insertion in model container [2019-11-27 09:38:09,446 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:09" (1/1) ... [2019-11-27 09:38:09,456 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:09,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:11,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:11,161 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:11,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:11,820 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:11,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:11 WrapperNode [2019-11-27 09:38:11,821 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:11,822 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:11,825 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:11,825 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:11,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:11" (1/1) ... [2019-11-27 09:38:11,900 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:11" (1/1) ... [2019-11-27 09:38:12,212 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:12,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:12,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:12,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:12,231 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:11" (1/1) ... [2019-11-27 09:38:12,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:11" (1/1) ... [2019-11-27 09:38:12,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:11" (1/1) ... [2019-11-27 09:38:12,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:11" (1/1) ... [2019-11-27 09:38:12,419 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:11" (1/1) ... [2019-11-27 09:38:12,462 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:11" (1/1) ... [2019-11-27 09:38:12,536 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:11" (1/1) ... [2019-11-27 09:38:12,626 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:12,636 INFO L168 Benchmark]: Toolchain (without parser) took 3205.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 803.6 MB in the end (delta: 146.7 MB). Peak memory consumption was 146.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:12,638 INFO L168 Benchmark]: CDTParser took 1.50 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 09:38:12,640 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2390.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 866.6 MB in the end (delta: 83.6 MB). Peak memory consumption was 83.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:12,641 INFO L168 Benchmark]: Boogie Procedure Inliner took 392.89 ms. Allocated memory is still 1.0 GB. Free memory was 866.6 MB in the beginning and 826.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:12,644 INFO L168 Benchmark]: Boogie Preprocessor took 414.33 ms. Allocated memory is still 1.0 GB. Free memory was 826.5 MB in the beginning and 803.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:12,653 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.50 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 2390.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 866.6 MB in the end (delta: 83.6 MB). Peak memory consumption was 83.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 392.89 ms. Allocated memory is still 1.0 GB. Free memory was 866.6 MB in the beginning and 826.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 414.33 ms. Allocated memory is still 1.0 GB. Free memory was 826.5 MB in the beginning and 803.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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-da95e15 [2019-11-27 09:38:15,360 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:15,364 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:15,389 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:15,389 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:15,391 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:15,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:15,406 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:15,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:15,417 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:15,418 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:15,424 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:15,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:15,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:15,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:15,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:15,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:15,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:15,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:15,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:15,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:15,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:15,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:15,458 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:15,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:15,465 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:15,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:15,467 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:15,469 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:15,470 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:15,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:15,472 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:15,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:15,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:15,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:15,478 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:15,479 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:15,480 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:15,483 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:15,484 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:15,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:15,487 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:15,526 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:15,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:15,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:15,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:15,529 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:15,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:15,529 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:15,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:15,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:15,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:15,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:15,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:15,534 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:15,535 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:15,535 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:15,535 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:15,535 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:15,536 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:15,536 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:15,536 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:15,536 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:15,537 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:15,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:15,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:15,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:15,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:15,538 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:15,541 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:15,541 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:15,541 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:15,542 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 -> 4c2643a0521cfe13764536cdb3acd4faea304902 [2019-11-27 09:38:15,963 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:15,978 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:15,983 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:15,987 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:15,989 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:15,990 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label05.c [2019-11-27 09:38:16,092 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/794cde400/93bc399ccff7493b9e5d34525250ba26/FLAG0b96406ea [2019-11-27 09:38:17,165 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:17,166 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label05.c [2019-11-27 09:38:17,213 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/794cde400/93bc399ccff7493b9e5d34525250ba26/FLAG0b96406ea [2019-11-27 09:38:17,613 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/794cde400/93bc399ccff7493b9e5d34525250ba26 [2019-11-27 09:38:17,622 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:17,626 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:17,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:17,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:17,636 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:17,637 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:17" (1/1) ... [2019-11-27 09:38:17,645 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 27.11 09:38:17, skipping insertion in model container [2019-11-27 09:38:17,646 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:17" (1/1) ... [2019-11-27 09:38:17,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:17,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:19,515 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:19,524 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:20,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:20,399 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:20,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:20 WrapperNode [2019-11-27 09:38:20,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:20,405 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:20,408 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:20,408 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:20,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:20" (1/1) ... [2019-11-27 09:38:20,489 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:20" (1/1) ... [2019-11-27 09:38:20,682 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:20,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:20,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:20,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:20,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:20" (1/1) ... [2019-11-27 09:38:20,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:20" (1/1) ... [2019-11-27 09:38:20,740 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:20" (1/1) ... [2019-11-27 09:38:20,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:20" (1/1) ... [2019-11-27 09:38:20,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:20" (1/1) ... [2019-11-27 09:38:20,924 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:20" (1/1) ... [2019-11-27 09:38:20,964 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:20" (1/1) ... [2019-11-27 09:38:21,006 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:21,015 INFO L168 Benchmark]: Toolchain (without parser) took 3383.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 787.6 MB in the end (delta: 162.6 MB). Peak memory consumption was 162.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:21,015 INFO L168 Benchmark]: CDTParser took 1.65 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 09:38:21,019 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2775.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 833.7 MB in the end (delta: 116.5 MB). Peak memory consumption was 116.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:21,020 INFO L168 Benchmark]: Boogie Procedure Inliner took 278.60 ms. Allocated memory is still 1.0 GB. Free memory was 833.7 MB in the beginning and 810.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:21,022 INFO L168 Benchmark]: Boogie Preprocessor took 323.77 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 793.4 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:21,029 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.65 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 2775.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 833.7 MB in the end (delta: 116.5 MB). Peak memory consumption was 116.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 278.60 ms. Allocated memory is still 1.0 GB. Free memory was 833.7 MB in the beginning and 810.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 323.77 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 793.4 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...