./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label45.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/Problem16_label45.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 b47e6efaac96dd68fdf2e956514ab24129d0709d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label45.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 b47e6efaac96dd68fdf2e956514ab24129d0709d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:58:55,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:55,081 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:55,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:55,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:55,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:55,114 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:55,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:55,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:55,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:55,140 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:55,145 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:55,145 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:55,148 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:55,149 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:55,152 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:55,155 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:55,156 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:55,162 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:55,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:55,171 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:55,176 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:55,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:55,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:55,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:55,188 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:55,188 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:55,190 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:55,192 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:55,193 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:55,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:55,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:55,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:55,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:55,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:55,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:55,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:55,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:55,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:55,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:55,207 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:55,208 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:55,237 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:55,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:55,244 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:55,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:55,245 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:55,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:55,245 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:55,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:55,246 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:55,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:55,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:55,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:55,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:55,247 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:55,247 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:55,247 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:55,247 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:55,247 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:55,248 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:55,248 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:55,248 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:55,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:55,248 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:55,249 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:55,252 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:55,252 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:55,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:55,252 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:55,253 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 -> b47e6efaac96dd68fdf2e956514ab24129d0709d [2019-11-27 15:58:55,646 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:55,663 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:55,670 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:55,674 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:55,674 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:55,676 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label45.c [2019-11-27 15:58:55,783 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/371986764/dadc5ce4b6014fc6bed536f96ed49cd4/FLAG0de058c2f [2019-11-27 15:58:56,832 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:56,833 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label45.c [2019-11-27 15:58:56,869 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/371986764/dadc5ce4b6014fc6bed536f96ed49cd4/FLAG0de058c2f [2019-11-27 15:58:57,316 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/371986764/dadc5ce4b6014fc6bed536f96ed49cd4 [2019-11-27 15:58:57,322 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:57,326 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:57,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:57,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:57,334 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:57,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:57" (1/1) ... [2019-11-27 15:58:57,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:57, skipping insertion in model container [2019-11-27 15:58:57,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:57" (1/1) ... [2019-11-27 15:58:57,360 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:57,462 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:58,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:58,633 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:58,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:59,002 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:59,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:59 WrapperNode [2019-11-27 15:58:59,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:59,005 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:59,007 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:59,007 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:59,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:59" (1/1) ... [2019-11-27 15:58:59,075 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:59" (1/1) ... [2019-11-27 15:58:59,249 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:59,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:59,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:59,251 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:59,267 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:59" (1/1) ... [2019-11-27 15:58:59,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:59" (1/1) ... [2019-11-27 15:58:59,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:59" (1/1) ... [2019-11-27 15:58:59,296 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:59" (1/1) ... [2019-11-27 15:58:59,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:59" (1/1) ... [2019-11-27 15:58:59,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:59" (1/1) ... [2019-11-27 15:58:59,460 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:59" (1/1) ... [2019-11-27 15:58:59,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:59,513 INFO L168 Benchmark]: Toolchain (without parser) took 2182.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 891.0 MB in the end (delta: 65.0 MB). Peak memory consumption was 65.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:59,514 INFO L168 Benchmark]: CDTParser took 3.12 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 15:58:59,517 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1676.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 931.4 MB in the end (delta: 24.6 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:59,518 INFO L168 Benchmark]: Boogie Procedure Inliner took 245.35 ms. Allocated memory is still 1.0 GB. Free memory was 931.4 MB in the beginning and 908.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:59,522 INFO L168 Benchmark]: Boogie Preprocessor took 255.61 ms. Allocated memory is still 1.0 GB. Free memory was 908.5 MB in the beginning and 891.0 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:59,530 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.12 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 1676.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 931.4 MB in the end (delta: 24.6 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 245.35 ms. Allocated memory is still 1.0 GB. Free memory was 931.4 MB in the beginning and 908.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 255.61 ms. Allocated memory is still 1.0 GB. Free memory was 908.5 MB in the beginning and 891.0 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:59:02,315 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:02,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:02,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:02,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:02,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:02,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:02,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:02,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:02,374 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:02,375 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:02,380 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:02,380 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:02,382 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:02,384 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:02,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:02,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:02,391 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:02,393 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:02,400 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:02,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:02,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:02,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:02,417 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:02,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:02,421 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:02,423 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:02,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:02,426 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:02,426 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:02,428 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:02,428 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:02,429 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:02,432 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:02,436 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:02,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:02,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:02,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:02,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:02,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:02,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:02,442 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:02,470 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:02,472 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:02,474 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:02,478 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:02,478 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:02,478 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:02,478 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:02,479 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:02,479 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:02,479 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:02,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:02,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:02,480 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:02,481 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:02,481 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:02,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:02,481 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:02,482 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:02,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:02,485 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:02,485 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:02,485 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:02,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:02,486 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:02,486 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:02,486 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:02,486 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:02,486 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:02,487 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:02,487 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:02,488 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 -> b47e6efaac96dd68fdf2e956514ab24129d0709d [2019-11-27 15:59:02,855 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:02,874 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:02,880 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:02,884 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:02,885 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:02,886 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label45.c [2019-11-27 15:59:02,995 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78a6cc995/a7d9cbe60d34497dbe743c4cf32b610a/FLAG78b186af2 [2019-11-27 15:59:03,956 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:03,958 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label45.c [2019-11-27 15:59:03,986 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78a6cc995/a7d9cbe60d34497dbe743c4cf32b610a/FLAG78b186af2 [2019-11-27 15:59:04,025 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78a6cc995/a7d9cbe60d34497dbe743c4cf32b610a [2019-11-27 15:59:04,031 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:04,034 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:04,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:04,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:04,043 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:04,045 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:04,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:04, skipping insertion in model container [2019-11-27 15:59:04,054 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:04" (1/1) ... [2019-11-27 15:59:04,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:04,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:05,488 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:05,497 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:06,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:06,172 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:06,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06 WrapperNode [2019-11-27 15:59:06,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:06,177 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:06,177 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:06,177 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:06,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,246 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,377 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:06,378 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:06,378 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:06,378 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:06,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,474 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,542 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:06,548 INFO L168 Benchmark]: Toolchain (without parser) took 2510.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 886.8 MB in the end (delta: 67.7 MB). Peak memory consumption was 67.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:06,549 INFO L168 Benchmark]: CDTParser took 1.85 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 15:59:06,553 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2136.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 909.7 MB in the end (delta: 44.8 MB). Peak memory consumption was 44.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:06,555 INFO L168 Benchmark]: Boogie Procedure Inliner took 200.40 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 898.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:06,559 INFO L168 Benchmark]: Boogie Preprocessor took 164.91 ms. Allocated memory is still 1.0 GB. Free memory was 898.3 MB in the beginning and 886.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:06,569 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.85 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 2136.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 909.7 MB in the end (delta: 44.8 MB). Peak memory consumption was 44.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 200.40 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 898.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 164.91 ms. Allocated memory is still 1.0 GB. Free memory was 898.3 MB in the beginning and 886.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...