./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label11.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem02_label11.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 8bc5807873c5a4343353326fda69b22e512eabea ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label11.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 8bc5807873c5a4343353326fda69b22e512eabea ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:02,055 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:02,061 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:02,089 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:02,090 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:02,093 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:02,095 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:02,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:02,124 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:02,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:02,131 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:02,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:02,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:02,145 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:02,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:02,151 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:02,153 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:02,156 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:02,162 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:02,171 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:02,178 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:02,188 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:02,189 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:02,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:02,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:02,202 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:02,202 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:02,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:02,208 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:02,209 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:02,210 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:02,211 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:02,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:02,216 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:02,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:02,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:02,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:02,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:02,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:02,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:02,231 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:02,232 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:02,269 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:02,273 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:02,276 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:02,277 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:02,278 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:02,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:02,281 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:02,281 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:02,282 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:02,282 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:02,283 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:02,284 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:02,284 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:02,285 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:02,286 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:02,286 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:02,286 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:02,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:02,288 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:02,288 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:02,291 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:02,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:02,292 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:02,292 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:02,292 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:02,293 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:02,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:02,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:02,296 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 -> 8bc5807873c5a4343353326fda69b22e512eabea [2019-11-26 16:34:02,817 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:02,833 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:02,840 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:02,841 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:02,844 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:02,845 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label11.c [2019-11-26 16:34:02,955 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/826ea2087/9d8c394fa0f74a5a9beae5957d2d58d8/FLAG0c8a001a5 [2019-11-26 16:34:04,200 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:04,205 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label11.c [2019-11-26 16:34:04,246 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/826ea2087/9d8c394fa0f74a5a9beae5957d2d58d8/FLAG0c8a001a5 [2019-11-26 16:34:04,643 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/826ea2087/9d8c394fa0f74a5a9beae5957d2d58d8 [2019-11-26 16:34:04,648 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:04,655 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:04,658 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:04,660 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:04,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:04,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:04" (1/1) ... [2019-11-26 16:34:04,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:04, skipping insertion in model container [2019-11-26 16:34:04,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:04" (1/1) ... [2019-11-26 16:34:04,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:04,811 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:05,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:05,693 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:06,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:06,139 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:06,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06 WrapperNode [2019-11-26 16:34:06,142 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:06,143 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:06,143 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:06,143 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:06,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:06,209 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:06,340 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:06,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:06,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:06,343 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:06,354 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:06,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:06,381 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:06,384 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:06,441 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:06,480 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:06,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:06" (1/1) ... [2019-11-26 16:34:06,525 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:06,534 INFO L168 Benchmark]: Toolchain (without parser) took 1878.03 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 972.3 MB in the end (delta: -4.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:06,539 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:06,544 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1483.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 983.8 MB in the end (delta: -16.4 MB). Peak memory consumption was 39.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:06,545 INFO L168 Benchmark]: Boogie Procedure Inliner took 199.42 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:06,548 INFO L168 Benchmark]: Boogie Preprocessor took 182.94 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:06,561 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 1483.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 983.8 MB in the end (delta: -16.4 MB). Peak memory consumption was 39.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 199.42 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 182.94 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:10,365 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:10,376 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:10,415 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:10,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:10,419 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:10,425 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:10,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:10,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:10,452 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:10,453 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:10,458 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:10,459 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:10,461 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:10,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:10,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:10,473 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:10,480 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:10,484 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:10,495 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:10,500 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:10,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:10,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:10,515 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:10,523 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:10,523 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:10,524 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:10,527 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:10,528 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:10,529 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:10,532 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:10,533 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:10,534 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:10,538 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:10,541 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:10,543 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:10,544 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:10,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:10,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:10,549 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:10,552 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:10,554 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:10,594 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:10,598 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:10,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:10,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:10,605 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:10,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:10,606 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:10,608 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:10,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:10,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:10,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:10,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:10,614 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:10,614 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:10,614 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:10,615 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:10,615 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:10,615 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:10,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:10,618 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:10,618 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:10,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:10,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:10,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:10,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:10,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:10,621 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:10,621 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:10,622 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:10,623 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:10,625 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 -> 8bc5807873c5a4343353326fda69b22e512eabea [2019-11-26 16:34:11,185 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:11,214 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:11,222 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:11,226 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:11,227 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:11,232 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label11.c [2019-11-26 16:34:11,386 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9818e500f/19ce4f0592a546eea21c2d093f263039/FLAGa514000ed [2019-11-26 16:34:12,441 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:12,449 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label11.c [2019-11-26 16:34:12,475 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9818e500f/19ce4f0592a546eea21c2d093f263039/FLAGa514000ed [2019-11-26 16:34:12,526 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9818e500f/19ce4f0592a546eea21c2d093f263039 [2019-11-26 16:34:12,533 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:12,543 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:12,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:12,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:12,553 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:12,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:12" (1/1) ... [2019-11-26 16:34:12,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@205a2a1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:12, skipping insertion in model container [2019-11-26 16:34:12,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:12" (1/1) ... [2019-11-26 16:34:12,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:12,699 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:13,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:13,716 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:13,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:14,029 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:14,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:14 WrapperNode [2019-11-26 16:34:14,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:14,034 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:14,034 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:14,034 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:14,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:14" (1/1) ... [2019-11-26 16:34:14,094 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:14" (1/1) ... [2019-11-26 16:34:14,211 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:14,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:14,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:14,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:14,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:14" (1/1) ... [2019-11-26 16:34:14,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:14" (1/1) ... [2019-11-26 16:34:14,251 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:14" (1/1) ... [2019-11-26 16:34:14,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:14" (1/1) ... [2019-11-26 16:34:14,311 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:14" (1/1) ... [2019-11-26 16:34:14,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:14" (1/1) ... [2019-11-26 16:34:14,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:14" (1/1) ... [2019-11-26 16:34:14,386 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:14,403 INFO L168 Benchmark]: Toolchain (without parser) took 1863.59 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 956.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:14,404 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:14,407 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1488.37 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 968.2 MB in the end (delta: -793.3 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:14,413 INFO L168 Benchmark]: Boogie Procedure Inliner took 178.10 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:14,416 INFO L168 Benchmark]: Boogie Preprocessor took 179.38 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:14,425 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1488.37 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 968.2 MB in the end (delta: -793.3 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 178.10 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 179.38 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 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...