./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label08.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/Problem01_label08.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 16d1e07abe3d8baa61b9a8d494202a7664f873bb .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem01_label08.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 16d1e07abe3d8baa61b9a8d494202a7664f873bb ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:42:18,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:18,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:18,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:18,943 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:18,945 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:18,948 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:18,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:18,970 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:18,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:18,978 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:18,985 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:18,985 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:18,995 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:18,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:18,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:19,001 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:19,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:19,011 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:19,021 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:19,031 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:19,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:19,041 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:19,043 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:19,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:19,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:19,053 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:19,055 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:19,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:19,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:19,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:19,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:19,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:19,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:19,070 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:19,072 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:19,075 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:19,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:19,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:19,078 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:19,083 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:19,084 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:42:19,130 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:19,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:19,134 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:19,136 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:19,136 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:19,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:19,138 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:19,141 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:42:19,141 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:19,141 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:19,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:19,143 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:19,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:19,144 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:19,144 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:19,147 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:19,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:19,148 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:19,148 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:19,148 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:19,149 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:19,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:19,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:19,151 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:19,152 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:19,152 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:42:19,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:42:19,155 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:19,155 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 -> 16d1e07abe3d8baa61b9a8d494202a7664f873bb [2019-11-27 15:42:19,763 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:19,794 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:19,803 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:19,807 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:19,808 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:19,810 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label08.c [2019-11-27 15:42:19,968 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b681e60d/8b018002199e4d96962c9c27d67ae12c/FLAG91e16559a [2019-11-27 15:42:21,306 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:21,309 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label08.c [2019-11-27 15:42:21,348 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b681e60d/8b018002199e4d96962c9c27d67ae12c/FLAG91e16559a [2019-11-27 15:42:21,388 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b681e60d/8b018002199e4d96962c9c27d67ae12c [2019-11-27 15:42:21,395 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:42:21,398 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:42:21,404 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:21,405 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:42:21,411 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:42:21,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:21" (1/1) ... [2019-11-27 15:42:21,422 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 03:42:21, skipping insertion in model container [2019-11-27 15:42:21,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:21" (1/1) ... [2019-11-27 15:42:21,442 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:42:21,549 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:42:22,553 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:22,578 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:42:22,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:22,891 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:42:22,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:22 WrapperNode [2019-11-27 15:42:22,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:22,895 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:22,897 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:42:22,897 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:42:22,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:22" (1/1) ... [2019-11-27 15:42:22,967 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:22" (1/1) ... [2019-11-27 15:42:23,094 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:23,096 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:42:23,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:42:23,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:42:23,120 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:22" (1/1) ... [2019-11-27 15:42:23,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:22" (1/1) ... [2019-11-27 15:42:23,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:22" (1/1) ... [2019-11-27 15:42:23,136 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:22" (1/1) ... [2019-11-27 15:42:23,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:22" (1/1) ... [2019-11-27 15:42:23,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:22" (1/1) ... [2019-11-27 15:42:23,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:22" (1/1) ... [2019-11-27 15:42:23,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:42:23,270 INFO L168 Benchmark]: Toolchain (without parser) took 1866.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:23,271 INFO L168 Benchmark]: CDTParser took 1.94 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 15:42:23,275 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1490.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 973.1 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:23,277 INFO L168 Benchmark]: Boogie Procedure Inliner took 201.14 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:23,283 INFO L168 Benchmark]: Boogie Preprocessor took 166.15 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:23,292 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.94 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 1490.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 973.1 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 201.14 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 166.15 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:42:27,228 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:27,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:27,269 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:27,270 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:27,274 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:27,280 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:27,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:27,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:27,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:27,308 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:27,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:27,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:27,318 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:27,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:27,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:27,328 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:27,329 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:27,335 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:27,344 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:27,352 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:27,361 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:27,364 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:27,366 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:27,377 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:27,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:27,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:27,380 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:27,383 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:27,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:27,385 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:27,388 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:27,389 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:27,394 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:27,396 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:27,396 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:27,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:27,401 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:27,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:27,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:27,408 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:27,409 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:42:27,463 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:27,466 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:27,467 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:27,474 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:27,474 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:27,475 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:27,475 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:27,475 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:27,476 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:27,476 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:27,476 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:27,477 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:27,478 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:42:27,478 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:42:27,478 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:27,480 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:27,480 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:27,480 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:27,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:27,483 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:27,483 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:27,483 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:27,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:27,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:27,485 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:27,486 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:27,486 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:42:27,486 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:42:27,489 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:27,489 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:42:27,490 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 -> 16d1e07abe3d8baa61b9a8d494202a7664f873bb [2019-11-27 15:42:28,054 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:28,097 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:28,107 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:28,113 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:28,113 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:28,116 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label08.c [2019-11-27 15:42:28,293 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c995c6005/91b992d83ebb4a569963938f0c2dcad5/FLAG7410e4ad2 [2019-11-27 15:42:29,697 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:29,702 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label08.c [2019-11-27 15:42:29,740 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c995c6005/91b992d83ebb4a569963938f0c2dcad5/FLAG7410e4ad2 [2019-11-27 15:42:29,783 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c995c6005/91b992d83ebb4a569963938f0c2dcad5 [2019-11-27 15:42:29,794 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:42:29,799 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:42:29,807 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:29,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:42:29,815 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:42:29,819 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:29" (1/1) ... [2019-11-27 15:42:29,828 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 03:42:29, skipping insertion in model container [2019-11-27 15:42:29,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:29" (1/1) ... [2019-11-27 15:42:29,853 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:42:29,969 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:42:30,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:31,016 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:42:31,286 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:31,324 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:42:31,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:31 WrapperNode [2019-11-27 15:42:31,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:31,333 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:31,333 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:42:31,334 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:42:31,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:31" (1/1) ... [2019-11-27 15:42:31,411 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:31" (1/1) ... [2019-11-27 15:42:31,549 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:31,551 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:42:31,551 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:42:31,552 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:42:31,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:31" (1/1) ... [2019-11-27 15:42:31,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:31" (1/1) ... [2019-11-27 15:42:31,590 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:31" (1/1) ... [2019-11-27 15:42:31,591 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:31" (1/1) ... [2019-11-27 15:42:31,644 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:31" (1/1) ... [2019-11-27 15:42:31,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:31" (1/1) ... [2019-11-27 15:42:31,691 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:31" (1/1) ... [2019-11-27 15:42:31,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:42:31,721 INFO L168 Benchmark]: Toolchain (without parser) took 1920.45 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 956.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:31,723 INFO L168 Benchmark]: CDTParser took 1.53 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 15:42:31,725 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1525.06 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 967.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:31,728 INFO L168 Benchmark]: Boogie Procedure Inliner took 217.75 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:31,734 INFO L168 Benchmark]: Boogie Preprocessor took 162.66 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:31,742 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.53 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 1525.06 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 967.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 217.75 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 162.66 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...