./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label18.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/Problem04_label18.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 3c323fdfb204fbdadc139e8536d283555c10b5b1 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label18.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 3c323fdfb204fbdadc139e8536d283555c10b5b1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:44:20,870 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:20,875 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:20,910 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:20,914 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:20,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:20,921 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:20,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:20,943 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:20,950 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:20,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:20,957 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:20,958 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:20,962 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:20,966 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:20,967 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:20,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:20,973 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:20,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:20,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:20,994 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:21,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:21,006 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:21,011 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:21,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:21,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:21,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:21,025 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:21,026 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:21,027 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:21,027 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:21,028 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:21,031 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:21,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:21,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:21,039 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:21,042 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:21,042 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:21,042 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:21,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:21,048 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:21,050 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:21,105 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:21,109 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:21,110 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:21,116 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:21,116 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:21,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:21,117 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:21,117 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:21,118 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:21,118 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:21,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:21,123 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:21,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:21,123 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:21,124 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:21,124 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:21,125 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:21,125 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:21,126 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:21,128 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:21,128 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:21,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:21,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:21,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:21,130 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:21,133 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:21,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:21,134 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:21,135 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 -> 3c323fdfb204fbdadc139e8536d283555c10b5b1 [2019-11-27 15:44:21,759 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:21,790 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:21,796 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:21,798 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:21,803 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:21,805 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label18.c [2019-11-27 15:44:21,975 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e6ad7317/de292153796340aba57df95f67c6743d/FLAG83f12745c [2019-11-27 15:44:23,693 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:23,695 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label18.c [2019-11-27 15:44:23,783 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e6ad7317/de292153796340aba57df95f67c6743d/FLAG83f12745c [2019-11-27 15:44:23,823 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e6ad7317/de292153796340aba57df95f67c6743d [2019-11-27 15:44:23,829 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:23,835 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:23,840 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:23,842 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:23,851 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:23,853 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:23" (1/1) ... [2019-11-27 15:44:23,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:23, skipping insertion in model container [2019-11-27 15:44:23,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:23" (1/1) ... [2019-11-27 15:44:23,881 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:24,194 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:27,624 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:27,642 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:29,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:29,295 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:29,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29 WrapperNode [2019-11-27 15:44:29,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:29,304 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:29,304 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:29,304 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:29,326 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:29,446 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:29,883 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:29,886 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:29,886 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:29,886 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:29,913 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:29,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:29,951 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:29,954 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:30,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:30,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:30,273 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:29" (1/1) ... [2019-11-27 15:44:30,343 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:30,354 INFO L168 Benchmark]: Toolchain (without parser) took 6514.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 749.9 MB in the end (delta: 194.6 MB). Peak memory consumption was 194.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:30,355 INFO L168 Benchmark]: CDTParser took 0.44 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 15:44:30,358 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5460.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:30,361 INFO L168 Benchmark]: Boogie Procedure Inliner took 581.55 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:30,365 INFO L168 Benchmark]: Boogie Preprocessor took 457.76 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 749.9 MB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:30,377 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 5460.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 581.55 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 457.76 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 749.9 MB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 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 15:44:34,322 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:34,328 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:34,362 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:34,362 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:34,367 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:34,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:34,388 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:34,391 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:34,399 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:34,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:34,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:34,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:34,414 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:34,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:34,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:34,422 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:34,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:34,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:34,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:34,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:34,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:34,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:34,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:34,470 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:34,471 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:34,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:34,475 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:34,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:34,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:34,480 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:34,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:34,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:34,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:34,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:34,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:34,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:34,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:34,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:34,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:34,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:34,504 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:34,544 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:34,545 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:34,552 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:34,552 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:34,552 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:34,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:34,555 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:34,556 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:34,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:34,556 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:34,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:34,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:34,560 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:34,560 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:34,561 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:34,561 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:34,561 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:34,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:34,565 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:34,565 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:34,566 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:34,566 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:34,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:34,567 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:34,567 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:34,567 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:34,567 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:34,568 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:34,570 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:34,570 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:34,572 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 -> 3c323fdfb204fbdadc139e8536d283555c10b5b1 [2019-11-27 15:44:35,162 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:35,197 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:35,204 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:35,209 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:35,209 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:35,213 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label18.c [2019-11-27 15:44:35,383 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48b06a327/85e4103b43564121869f8aac55b1b4f8/FLAGd0ec33e83 [2019-11-27 15:44:37,289 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:37,293 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label18.c [2019-11-27 15:44:37,371 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48b06a327/85e4103b43564121869f8aac55b1b4f8/FLAGd0ec33e83 [2019-11-27 15:44:37,405 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48b06a327/85e4103b43564121869f8aac55b1b4f8 [2019-11-27 15:44:37,417 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:37,422 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:37,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:37,428 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:37,434 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:37,437 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:37" (1/1) ... [2019-11-27 15:44:37,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:37, skipping insertion in model container [2019-11-27 15:44:37,447 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:37" (1/1) ... [2019-11-27 15:44:37,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:37,750 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:40,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:40,945 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:42,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:42,673 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:42,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:42 WrapperNode [2019-11-27 15:44:42,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:42,682 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:42,683 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:42,684 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:42,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:42" (1/1) ... [2019-11-27 15:44:42,818 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:42" (1/1) ... [2019-11-27 15:44:43,285 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:43,287 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:43,287 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:43,288 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:43,317 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:42" (1/1) ... [2019-11-27 15:44:43,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:42" (1/1) ... [2019-11-27 15:44:43,374 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:42" (1/1) ... [2019-11-27 15:44:43,375 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:42" (1/1) ... [2019-11-27 15:44:43,594 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:42" (1/1) ... [2019-11-27 15:44:43,661 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:42" (1/1) ... [2019-11-27 15:44:43,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:42" (1/1) ... [2019-11-27 15:44:43,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:43,844 INFO L168 Benchmark]: Toolchain (without parser) took 6417.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 733.0 MB in the end (delta: 217.2 MB). Peak memory consumption was 217.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:43,845 INFO L168 Benchmark]: CDTParser took 0.44 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 15:44:43,848 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5257.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 797.5 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:43,851 INFO L168 Benchmark]: Boogie Procedure Inliner took 604.44 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:43,854 INFO L168 Benchmark]: Boogie Preprocessor took 548.71 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:43,865 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 5257.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 797.5 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 604.44 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 548.71 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...