./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label41.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_label41.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 fb09e17ea95ce1d687f6205b7f53cfc1a30aff7d ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label41.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 fb09e17ea95ce1d687f6205b7f53cfc1a30aff7d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:41:36,773 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:36,779 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:36,817 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:36,821 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:36,827 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:36,830 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:36,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:36,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:36,863 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:36,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:36,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:36,880 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:36,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:36,890 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:36,897 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:36,900 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:36,904 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:36,910 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:36,919 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:36,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:36,935 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:36,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:36,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:36,950 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:36,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:36,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:36,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:36,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:36,959 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:36,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:36,963 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:36,965 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:36,968 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:36,971 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:36,972 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:36,975 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:36,975 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:36,977 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:36,978 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:36,983 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:36,984 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:41:37,032 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:37,034 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:37,038 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:37,042 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:37,042 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:37,043 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:37,043 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:37,044 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:41:37,044 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:37,044 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:37,046 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:37,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:37,048 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:37,048 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:37,049 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:37,049 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:37,051 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:37,051 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:37,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:37,052 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:37,062 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:37,062 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:37,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:37,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:37,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:37,066 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:37,066 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:41:37,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:41:37,067 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:37,070 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 -> fb09e17ea95ce1d687f6205b7f53cfc1a30aff7d [2019-11-24 20:41:37,671 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:37,703 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:37,711 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:37,713 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:37,716 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:37,717 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label41.c [2019-11-24 20:41:37,883 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a131ba22/46e260513f2e42d4a7e66c5ea132aa8a/FLAG8e3853da6 [2019-11-24 20:41:39,597 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:39,598 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label41.c [2019-11-24 20:41:39,680 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a131ba22/46e260513f2e42d4a7e66c5ea132aa8a/FLAG8e3853da6 [2019-11-24 20:41:39,724 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a131ba22/46e260513f2e42d4a7e66c5ea132aa8a [2019-11-24 20:41:39,731 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:39,737 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:39,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:39,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:39,753 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:39,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:39" (1/1) ... [2019-11-24 20:41:39,763 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:39, skipping insertion in model container [2019-11-24 20:41:39,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:39" (1/1) ... [2019-11-24 20:41:39,783 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:40,096 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:43,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:43,203 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:45,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:45,121 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:45,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45 WrapperNode [2019-11-24 20:41:45,124 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:45,125 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:45,128 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:45,128 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:45,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:45,273 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:45,687 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:45,690 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:45,692 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:45,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:45,716 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:45,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:45,785 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:45,785 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:45,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:46,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:46,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:46,179 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:46,192 INFO L168 Benchmark]: Toolchain (without parser) took 6448.47 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 750.1 MB in the end (delta: 194.4 MB). Peak memory consumption was 194.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:46,195 INFO L168 Benchmark]: CDTParser took 0.82 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. [2019-11-24 20:41:46,197 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5381.56 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 814.6 MB in the end (delta: 129.9 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:46,202 INFO L168 Benchmark]: Boogie Procedure Inliner took 564.98 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 774.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:46,207 INFO L168 Benchmark]: Boogie Preprocessor took 491.65 ms. Allocated memory is still 1.0 GB. Free memory was 774.5 MB in the beginning and 750.1 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:46,217 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.82 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 5381.56 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 814.6 MB in the end (delta: 129.9 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 564.98 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 774.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 491.65 ms. Allocated memory is still 1.0 GB. Free memory was 774.5 MB in the beginning and 750.1 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 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 0.1.24-32f2683 [2019-11-24 20:41:50,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:50,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:50,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:50,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:50,379 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:50,383 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:50,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:50,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:50,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:50,414 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:50,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:50,425 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:50,429 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:50,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:50,435 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:50,439 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:50,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:50,448 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:50,455 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:50,463 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:50,474 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:50,476 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:50,478 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:50,484 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:50,486 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:50,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:50,491 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:50,492 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:50,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:50,496 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:50,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:50,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:50,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:50,507 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:50,507 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:50,508 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:50,511 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:50,511 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:50,512 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:50,515 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:50,517 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:41:50,575 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:50,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:50,582 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:50,586 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:50,586 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:50,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:50,587 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:50,587 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:50,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:50,589 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:50,591 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:50,591 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:50,592 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:50,593 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:41:50,593 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:41:50,593 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:50,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:50,594 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:50,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:50,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:50,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:50,597 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:50,599 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:50,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:50,600 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:50,600 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:50,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:50,601 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:41:50,603 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:41:50,603 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:50,604 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:41:50,605 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 -> fb09e17ea95ce1d687f6205b7f53cfc1a30aff7d [2019-11-24 20:41:51,227 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:51,258 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:51,263 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:51,270 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:51,273 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:51,274 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label41.c [2019-11-24 20:41:51,442 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07b4573fe/24e8f408150f4fd9b303bf6f87d66dd0/FLAG1fe1680ce [2019-11-24 20:41:53,273 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:53,275 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label41.c [2019-11-24 20:41:53,366 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07b4573fe/24e8f408150f4fd9b303bf6f87d66dd0/FLAG1fe1680ce [2019-11-24 20:41:53,403 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07b4573fe/24e8f408150f4fd9b303bf6f87d66dd0 [2019-11-24 20:41:53,412 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:53,415 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:53,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:53,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:53,432 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:53,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:53" (1/1) ... [2019-11-24 20:41:53,443 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 24.11 08:41:53, skipping insertion in model container [2019-11-24 20:41:53,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:53" (1/1) ... [2019-11-24 20:41:53,473 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:53,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:57,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:57,030 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:58,829 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:58,922 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:58,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:58 WrapperNode [2019-11-24 20:41:58,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:58,929 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:58,929 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:58,931 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:58,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:58" (1/1) ... [2019-11-24 20:41:59,066 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:58" (1/1) ... [2019-11-24 20:41:59,481 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:59,482 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:59,482 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:59,482 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:59,507 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:58" (1/1) ... [2019-11-24 20:41:59,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:58" (1/1) ... [2019-11-24 20:41:59,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:58" (1/1) ... [2019-11-24 20:41:59,565 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:58" (1/1) ... [2019-11-24 20:41:59,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:58" (1/1) ... [2019-11-24 20:41:59,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:58" (1/1) ... [2019-11-24 20:41:59,909 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:58" (1/1) ... [2019-11-24 20:41:59,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:59,979 INFO L168 Benchmark]: Toolchain (without parser) took 6560.16 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 722.3 MB in the end (delta: 222.2 MB). Peak memory consumption was 222.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:59,981 INFO L168 Benchmark]: CDTParser took 2.80 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. [2019-11-24 20:41:59,983 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5503.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.6 MB in the end (delta: 146.9 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:59,986 INFO L168 Benchmark]: Boogie Procedure Inliner took 552.75 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 751.8 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:59,989 INFO L168 Benchmark]: Boogie Preprocessor took 490.72 ms. Allocated memory is still 1.0 GB. Free memory was 751.8 MB in the beginning and 722.3 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:00,000 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.80 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 5503.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.6 MB in the end (delta: 146.9 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 552.75 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 751.8 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 490.72 ms. Allocated memory is still 1.0 GB. Free memory was 751.8 MB in the beginning and 722.3 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...