./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label51.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/Problem14_label51.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 82f1252cdfefb15e293400630c3df24cee2c679c ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label51.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 82f1252cdfefb15e293400630c3df24cee2c679c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:48:39,005 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:39,014 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:39,046 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:39,050 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:39,052 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:39,056 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:39,072 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:39,075 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:39,083 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:39,084 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:39,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:39,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:39,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:39,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:39,104 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:39,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:39,111 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:39,117 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:39,125 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:39,131 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:39,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:39,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:39,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:39,153 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:39,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:39,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:39,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:39,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:39,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:39,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:39,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:39,166 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:39,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:39,172 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:39,174 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:39,175 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:39,176 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:39,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:39,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:39,182 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:39,183 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:48:39,221 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:39,223 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:39,227 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:39,229 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:39,229 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:39,229 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:39,230 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:39,230 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:48:39,230 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:39,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:39,233 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:39,234 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:39,234 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:39,235 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:39,235 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:39,237 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:39,237 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:39,237 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:39,238 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:39,240 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:39,240 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:39,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:39,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:39,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:39,241 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:39,242 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:48:39,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:48:39,245 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:39,245 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 -> 82f1252cdfefb15e293400630c3df24cee2c679c [2019-11-26 16:48:39,772 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:39,801 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:39,805 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:39,809 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:39,813 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:39,814 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label51.c [2019-11-26 16:48:39,969 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d061462a0/07e08bda4cef4fd1835c4f28f45e2b81/FLAG309c786a8 [2019-11-26 16:48:41,172 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:41,177 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label51.c [2019-11-26 16:48:41,219 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d061462a0/07e08bda4cef4fd1835c4f28f45e2b81/FLAG309c786a8 [2019-11-26 16:48:41,257 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d061462a0/07e08bda4cef4fd1835c4f28f45e2b81 [2019-11-26 16:48:41,264 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:41,267 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:41,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:41,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:41,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:41,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:41" (1/1) ... [2019-11-26 16:48:41,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:41, skipping insertion in model container [2019-11-26 16:48:41,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:41" (1/1) ... [2019-11-26 16:48:41,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:41,423 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:42,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:42,626 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:42,979 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:43,016 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:43,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:43 WrapperNode [2019-11-26 16:48:43,022 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:43,023 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:43,025 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:43,025 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:43,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:43" (1/1) ... [2019-11-26 16:48:43,099 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:43" (1/1) ... [2019-11-26 16:48:43,284 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:43,286 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:43,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:43,289 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:43,311 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:43" (1/1) ... [2019-11-26 16:48:43,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:43" (1/1) ... [2019-11-26 16:48:43,327 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:43" (1/1) ... [2019-11-26 16:48:43,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:43" (1/1) ... [2019-11-26 16:48:43,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:43" (1/1) ... [2019-11-26 16:48:43,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:43" (1/1) ... [2019-11-26 16:48:43,454 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:43" (1/1) ... [2019-11-26 16:48:43,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:43,497 INFO L168 Benchmark]: Toolchain (without parser) took 2226.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 948.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:43,499 INFO L168 Benchmark]: CDTParser took 0.30 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. [2019-11-26 16:48:43,502 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1750.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 965.9 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:43,504 INFO L168 Benchmark]: Boogie Procedure Inliner took 263.15 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:43,509 INFO L168 Benchmark]: Boogie Preprocessor took 204.29 ms. Allocated memory is still 1.0 GB. Free memory was 954.5 MB in the beginning and 948.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:43,518 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 1750.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 965.9 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 263.15 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 204.29 ms. Allocated memory is still 1.0 GB. Free memory was 954.5 MB in the beginning and 948.7 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 16:48:47,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:47,357 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:47,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:47,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:47,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:47,399 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:47,415 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:47,421 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:47,428 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:47,430 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:47,434 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:47,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:47,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:47,443 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:47,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:47,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:47,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:47,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:47,462 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:47,470 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:47,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:47,481 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:47,487 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:47,493 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:47,493 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:47,494 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:47,497 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:47,498 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:47,499 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:47,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:47,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:47,505 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:47,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:47,511 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:47,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:47,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:47,515 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:47,516 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:47,517 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:47,522 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:47,523 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:48:47,573 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:47,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:47,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:47,583 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:47,586 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:47,588 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:47,588 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:47,588 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:47,589 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:47,589 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:47,589 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:47,590 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:47,591 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:48:47,593 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:48:47,593 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:47,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:47,594 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:47,594 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:47,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:47,595 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:47,595 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:47,598 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:47,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:47,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:47,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:47,599 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:47,600 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:48:47,600 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:48:47,601 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:47,603 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:48:47,604 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 -> 82f1252cdfefb15e293400630c3df24cee2c679c [2019-11-26 16:48:48,220 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:48,251 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:48,258 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:48,265 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:48,265 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:48,269 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label51.c [2019-11-26 16:48:48,426 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de6793a70/5f032ba37c5c4975963a1e5d048331dc/FLAGe942a9b2e [2019-11-26 16:48:49,665 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:49,668 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label51.c [2019-11-26 16:48:49,711 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de6793a70/5f032ba37c5c4975963a1e5d048331dc/FLAGe942a9b2e [2019-11-26 16:48:50,082 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de6793a70/5f032ba37c5c4975963a1e5d048331dc [2019-11-26 16:48:50,092 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:50,094 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:50,100 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:50,101 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:50,110 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:50,111 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:50" (1/1) ... [2019-11-26 16:48:50,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e1aada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:50, skipping insertion in model container [2019-11-26 16:48:50,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:50" (1/1) ... [2019-11-26 16:48:50,142 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:50,265 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:51,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:51,550 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:51,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:51,818 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:51,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51 WrapperNode [2019-11-26 16:48:51,821 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:51,822 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:51,822 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:51,822 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:51,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:51,899 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:52,029 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:52,032 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:52,032 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:52,034 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:52,057 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:52,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:52,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:52,074 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:52,125 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:52,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:52,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:52,196 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:52,212 INFO L168 Benchmark]: Toolchain (without parser) took 2110.48 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 960.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:52,213 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-26 16:48:52,214 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1721.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 977.5 MB in the end (delta: -15.8 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:52,217 INFO L168 Benchmark]: Boogie Procedure Inliner took 209.68 ms. Allocated memory is still 1.0 GB. Free memory was 977.5 MB in the beginning and 966.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:52,219 INFO L168 Benchmark]: Boogie Preprocessor took 169.84 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.3 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:52,230 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1721.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 977.5 MB in the end (delta: -15.8 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 209.68 ms. Allocated memory is still 1.0 GB. Free memory was 977.5 MB in the beginning and 966.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 169.84 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.3 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...