./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label27.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_label27.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 e76289490354f431cc8dd1b600932d6e6f797609 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label27.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 e76289490354f431cc8dd1b600932d6e6f797609 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:35,105 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:35,112 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:35,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:35,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:35,149 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:35,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:35,173 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:35,177 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:35,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:35,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:35,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:35,191 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:35,195 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:35,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:35,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:35,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:35,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:35,214 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:35,223 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:35,232 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:35,236 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:35,241 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:35,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:35,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:35,254 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:35,254 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:35,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:35,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:35,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:35,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:35,264 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:35,265 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:35,270 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:35,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:35,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:35,274 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:35,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:35,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:35,280 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:35,283 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:35,284 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:35,326 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:35,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:35,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:35,332 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:35,333 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:35,334 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:35,334 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:35,337 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:35,337 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:35,337 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:35,339 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:35,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:35,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:35,340 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:35,340 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:35,342 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:35,342 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:35,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:35,343 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:35,345 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:35,345 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:35,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:35,346 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:35,346 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:35,346 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:35,348 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:35,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:35,348 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:35,349 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 -> e76289490354f431cc8dd1b600932d6e6f797609 [2019-11-27 09:22:35,965 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:35,995 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:36,001 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:36,007 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:36,008 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:36,009 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label27.c [2019-11-27 09:22:36,171 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/120a3aef5/8122fceb07a645e3b993c3e251fdf657/FLAG51e8bb442 [2019-11-27 09:22:38,020 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:38,021 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label27.c [2019-11-27 09:22:38,092 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/120a3aef5/8122fceb07a645e3b993c3e251fdf657/FLAG51e8bb442 [2019-11-27 09:22:38,130 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/120a3aef5/8122fceb07a645e3b993c3e251fdf657 [2019-11-27 09:22:38,141 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:38,143 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:38,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:38,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:38,156 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:38,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:38" (1/1) ... [2019-11-27 09:22:38,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:38, skipping insertion in model container [2019-11-27 09:22:38,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:38" (1/1) ... [2019-11-27 09:22:38,188 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:38,485 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:41,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:41,644 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:43,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:43,343 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:43,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:43 WrapperNode [2019-11-27 09:22:43,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:43,350 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:43,352 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:43,352 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:43,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:43" (1/1) ... [2019-11-27 09:22:43,479 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:43" (1/1) ... [2019-11-27 09:22:43,927 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:43,932 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:43,932 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:43,932 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:43,954 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:43" (1/1) ... [2019-11-27 09:22:43,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:43" (1/1) ... [2019-11-27 09:22:44,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:43" (1/1) ... [2019-11-27 09:22:44,006 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:43" (1/1) ... [2019-11-27 09:22:44,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:43" (1/1) ... [2019-11-27 09:22:44,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:43" (1/1) ... [2019-11-27 09:22:44,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:43" (1/1) ... [2019-11-27 09:22:44,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:44,471 INFO L168 Benchmark]: Toolchain (without parser) took 6320.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 745.8 MB in the end (delta: 204.5 MB). Peak memory consumption was 204.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:44,472 INFO L168 Benchmark]: CDTParser took 0.29 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 09:22:44,475 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5201.76 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 814.5 MB in the end (delta: 135.7 MB). Peak memory consumption was 135.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:44,478 INFO L168 Benchmark]: Boogie Procedure Inliner took 581.75 ms. Allocated memory is still 1.0 GB. Free memory was 814.5 MB in the beginning and 780.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:44,483 INFO L168 Benchmark]: Boogie Preprocessor took 529.21 ms. Allocated memory is still 1.0 GB. Free memory was 780.1 MB in the beginning and 745.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:44,493 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 5201.76 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 814.5 MB in the end (delta: 135.7 MB). Peak memory consumption was 135.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 581.75 ms. Allocated memory is still 1.0 GB. Free memory was 814.5 MB in the beginning and 780.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 529.21 ms. Allocated memory is still 1.0 GB. Free memory was 780.1 MB in the beginning and 745.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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-da95e15 [2019-11-27 09:22:48,648 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:48,653 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:48,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:48,692 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:48,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:48,699 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:48,718 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:48,723 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:48,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:48,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:48,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:48,739 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:48,745 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:48,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:48,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:48,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:48,760 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:48,766 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:48,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:48,788 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:48,794 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:48,795 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:48,800 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:48,810 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:48,811 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:48,811 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:48,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:48,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:48,815 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:48,818 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:48,819 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:48,820 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:48,823 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:48,826 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:48,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:48,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:48,830 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:48,830 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:48,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:48,837 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:48,838 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:48,877 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:48,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:48,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:48,883 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:48,884 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:48,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:48,887 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:48,887 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:48,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:48,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:48,889 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:48,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:48,890 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:48,890 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:48,893 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:48,893 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:48,893 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:48,894 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:48,894 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:48,894 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:48,895 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:48,898 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:48,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:48,898 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:48,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:48,899 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:48,899 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:48,900 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:48,900 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:48,900 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:48,902 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 -> e76289490354f431cc8dd1b600932d6e6f797609 [2019-11-27 09:22:49,494 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:49,522 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:49,530 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:49,535 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:49,538 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:49,540 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label27.c [2019-11-27 09:22:49,683 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8697d167e/866741f1fe4c469f83fc60b90e01951f/FLAG3c6d5b5e5 [2019-11-27 09:22:51,576 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:51,578 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label27.c [2019-11-27 09:22:51,661 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8697d167e/866741f1fe4c469f83fc60b90e01951f/FLAG3c6d5b5e5 [2019-11-27 09:22:51,932 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8697d167e/866741f1fe4c469f83fc60b90e01951f [2019-11-27 09:22:51,940 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:51,942 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:51,959 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:51,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:51,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:51,968 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:51" (1/1) ... [2019-11-27 09:22:51,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6192955e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:51, skipping insertion in model container [2019-11-27 09:22:51,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:51" (1/1) ... [2019-11-27 09:22:51,996 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:52,295 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:55,436 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:55,450 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:57,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:57,094 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:57,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:57 WrapperNode [2019-11-27 09:22:57,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:57,098 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:57,101 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:57,101 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:57,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:57" (1/1) ... [2019-11-27 09:22:57,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:57" (1/1) ... [2019-11-27 09:22:57,617 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:57,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:57,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:57,621 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:57,641 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:57" (1/1) ... [2019-11-27 09:22:57,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:57" (1/1) ... [2019-11-27 09:22:57,730 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:57" (1/1) ... [2019-11-27 09:22:57,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:57" (1/1) ... [2019-11-27 09:22:57,976 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:57" (1/1) ... [2019-11-27 09:22:58,079 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:57" (1/1) ... [2019-11-27 09:22:58,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:57" (1/1) ... [2019-11-27 09:22:58,223 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:58,230 INFO L168 Benchmark]: Toolchain (without parser) took 6284.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.7 MB in the beginning and 746.9 MB in the end (delta: 201.8 MB). Peak memory consumption was 201.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:58,232 INFO L168 Benchmark]: CDTParser took 0.37 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 09:22:58,236 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5138.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.7 MB in the beginning and 822.0 MB in the end (delta: 126.7 MB). Peak memory consumption was 126.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:58,239 INFO L168 Benchmark]: Boogie Procedure Inliner took 521.79 ms. Allocated memory is still 1.0 GB. Free memory was 822.0 MB in the beginning and 781.6 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:58,245 INFO L168 Benchmark]: Boogie Preprocessor took 603.49 ms. Allocated memory is still 1.0 GB. Free memory was 781.6 MB in the beginning and 746.9 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:58,255 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 5138.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.7 MB in the beginning and 822.0 MB in the end (delta: 126.7 MB). Peak memory consumption was 126.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 521.79 ms. Allocated memory is still 1.0 GB. Free memory was 822.0 MB in the beginning and 781.6 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 603.49 ms. Allocated memory is still 1.0 GB. Free memory was 781.6 MB in the beginning and 746.9 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...