./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label14.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_label14.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 bf623cbfa27d5f25c20ae418fc6508fd949965cd .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label14.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 bf623cbfa27d5f25c20ae418fc6508fd949965cd ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:43:02,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:02,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:02,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:02,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:02,148 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:02,153 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:02,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:02,173 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:02,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:02,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:02,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:02,189 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:02,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:02,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:02,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:02,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:02,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:02,216 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:02,227 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:02,245 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:02,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:02,256 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:02,260 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:02,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:02,271 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:02,271 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:02,274 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:02,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:02,279 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:02,280 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:02,280 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:02,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:02,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:02,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:02,289 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:02,291 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:02,292 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:02,292 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:02,293 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:02,298 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:02,299 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:43:02,338 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:02,342 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:02,344 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:02,345 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:02,345 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:02,347 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:02,347 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:02,347 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:43:02,348 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:02,349 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:02,350 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:02,350 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:02,352 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:02,352 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:02,352 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:02,353 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:02,355 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:02,355 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:02,356 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:02,357 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:02,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:02,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:02,359 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:02,359 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:02,359 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:02,360 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:43:02,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:43:02,362 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:02,363 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 -> bf623cbfa27d5f25c20ae418fc6508fd949965cd [2019-11-27 15:43:03,002 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:03,033 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:03,039 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:03,043 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:03,047 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:03,049 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label14.c [2019-11-27 15:43:03,218 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fcdfc52e/2ce4a8e43aa24c96aecfe4117396e3a3/FLAG1ee4c37ee [2019-11-27 15:43:04,370 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:04,373 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label14.c [2019-11-27 15:43:04,424 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fcdfc52e/2ce4a8e43aa24c96aecfe4117396e3a3/FLAG1ee4c37ee [2019-11-27 15:43:04,921 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fcdfc52e/2ce4a8e43aa24c96aecfe4117396e3a3 [2019-11-27 15:43:04,925 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:04,939 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:04,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:04,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:04,950 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:04,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:04" (1/1) ... [2019-11-27 15:43:04,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94f6526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:04, skipping insertion in model container [2019-11-27 15:43:04,963 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:04" (1/1) ... [2019-11-27 15:43:04,980 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:05,085 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:06,116 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:06,140 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:06,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:06,451 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:06,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:06 WrapperNode [2019-11-27 15:43:06,452 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:06,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:06,460 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:06,460 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:06,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:06" (1/1) ... [2019-11-27 15:43:06,500 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:06" (1/1) ... [2019-11-27 15:43:06,616 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:06,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:06,619 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:06,619 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:06,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:06" (1/1) ... [2019-11-27 15:43:06,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:06" (1/1) ... [2019-11-27 15:43:06,654 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:06" (1/1) ... [2019-11-27 15:43:06,657 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:06" (1/1) ... [2019-11-27 15:43:06,715 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:06" (1/1) ... [2019-11-27 15:43:06,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:06" (1/1) ... [2019-11-27 15:43:06,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:06" (1/1) ... [2019-11-27 15:43:06,799 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:06,811 INFO L168 Benchmark]: Toolchain (without parser) took 1877.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 966.7 MB in the end (delta: -748.5 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:43:06,814 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-27 15:43:06,821 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1510.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 983.9 MB in the end (delta: -17.9 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:06,822 INFO L168 Benchmark]: Boogie Procedure Inliner took 158.63 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:06,826 INFO L168 Benchmark]: Boogie Preprocessor took 183.13 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 966.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:06,842 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1510.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 983.9 MB in the end (delta: -17.9 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 158.63 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 183.13 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 966.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 0.1.24-509859d [2019-11-27 15:43:10,728 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:10,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:10,768 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:10,771 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:10,773 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:10,776 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:10,778 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:10,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:10,803 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:10,805 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:10,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:10,812 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:10,816 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:10,822 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:10,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:10,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:10,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:10,836 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:10,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:10,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:10,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:10,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:10,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:10,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:10,874 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:10,877 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:10,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:10,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:10,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:10,884 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:10,885 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:10,886 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:10,890 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:10,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:10,895 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:10,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:10,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:10,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:10,900 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:10,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:10,904 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:10,942 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:10,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:10,950 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:10,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:10,954 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:10,954 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:10,955 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:10,955 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:10,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:10,955 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:10,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:10,960 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:10,960 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:10,961 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:10,961 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:10,961 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:10,962 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:10,962 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:10,962 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:10,963 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:10,963 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:10,965 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:10,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:10,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:10,966 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:10,966 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:10,968 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:10,968 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:10,968 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:10,969 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:10,970 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 -> bf623cbfa27d5f25c20ae418fc6508fd949965cd [2019-11-27 15:43:11,588 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:11,620 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:11,627 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:11,632 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:11,633 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:11,634 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label14.c [2019-11-27 15:43:11,789 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d694c4d8a/a14134e57f214612997477c8c3d3574a/FLAGe88d495bc [2019-11-27 15:43:12,971 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:12,976 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label14.c [2019-11-27 15:43:13,007 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d694c4d8a/a14134e57f214612997477c8c3d3574a/FLAGe88d495bc [2019-11-27 15:43:13,044 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d694c4d8a/a14134e57f214612997477c8c3d3574a [2019-11-27 15:43:13,050 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:13,052 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:13,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:13,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:13,070 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:13,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:13" (1/1) ... [2019-11-27 15:43:13,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:13, skipping insertion in model container [2019-11-27 15:43:13,082 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:13" (1/1) ... [2019-11-27 15:43:13,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:13,216 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:14,210 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:14,235 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:14,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:14,549 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:14,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:14 WrapperNode [2019-11-27 15:43:14,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:14,553 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:14,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:14,553 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:14,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:14" (1/1) ... [2019-11-27 15:43:14,614 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:14" (1/1) ... [2019-11-27 15:43:14,741 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:14,742 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:14,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:14,743 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:14,753 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:14" (1/1) ... [2019-11-27 15:43:14,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:14" (1/1) ... [2019-11-27 15:43:14,781 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:14" (1/1) ... [2019-11-27 15:43:14,783 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:14" (1/1) ... [2019-11-27 15:43:14,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:14" (1/1) ... [2019-11-27 15:43:14,875 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:14" (1/1) ... [2019-11-27 15:43:14,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:14" (1/1) ... [2019-11-27 15:43:14,912 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:14,928 INFO L168 Benchmark]: Toolchain (without parser) took 1864.49 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 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:14,929 INFO L168 Benchmark]: CDTParser took 2.40 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 15:43:14,936 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1488.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:14,940 INFO L168 Benchmark]: Boogie Procedure Inliner took 189.46 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:14,943 INFO L168 Benchmark]: Boogie Preprocessor took 171.40 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:14,957 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.40 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 1488.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 189.46 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 171.40 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 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...