./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label39.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/Problem12_label39.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 8053ea186302e8f6fda4301bb9de6149944b24a6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem12_label39.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 8053ea186302e8f6fda4301bb9de6149944b24a6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:55:41,488 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:41,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:41,512 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:41,513 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:41,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:41,526 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:41,528 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:41,542 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:41,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:41,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:41,554 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:41,554 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:41,556 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:41,558 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:41,561 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:41,562 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:41,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:41,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:41,575 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:41,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:41,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:41,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:41,592 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:41,595 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:41,598 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:41,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:41,600 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:41,600 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:41,601 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:41,601 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:41,603 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:41,604 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:41,605 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:41,609 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:41,609 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:41,610 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:41,610 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:41,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:41,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:41,615 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:41,616 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:41,647 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:41,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:41,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:41,654 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:41,654 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:41,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:41,654 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:41,655 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:41,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:41,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:41,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:41,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:41,656 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:41,657 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:41,658 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:41,658 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:41,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:41,659 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:41,661 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:41,661 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:41,661 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:41,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:41,662 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:41,662 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:41,662 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:41,662 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:41,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:41,666 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:41,666 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 -> 8053ea186302e8f6fda4301bb9de6149944b24a6 [2019-11-27 15:55:42,152 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:42,170 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:42,177 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:42,181 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:42,181 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:42,182 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label39.c [2019-11-27 15:55:42,288 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6efe49ca/69cefc99d0bc4f5a8220b1aea0b578db/FLAG8c23d8b1a [2019-11-27 15:55:43,412 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:43,417 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label39.c [2019-11-27 15:55:43,476 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6efe49ca/69cefc99d0bc4f5a8220b1aea0b578db/FLAG8c23d8b1a [2019-11-27 15:55:43,824 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6efe49ca/69cefc99d0bc4f5a8220b1aea0b578db [2019-11-27 15:55:43,829 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:43,833 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:43,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:43,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:43,843 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:43,844 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:43" (1/1) ... [2019-11-27 15:55:43,852 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 03:55:43, skipping insertion in model container [2019-11-27 15:55:43,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:43" (1/1) ... [2019-11-27 15:55:43,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:44,067 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:45,903 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:45,913 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:46,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:46,857 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:46,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46 WrapperNode [2019-11-27 15:55:46,859 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:46,860 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:46,863 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:46,863 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:46,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:46,959 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:47,376 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:47,377 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:47,378 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:47,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:47,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:47,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:47,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:47,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:47,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:47,791 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:47,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:46" (1/1) ... [2019-11-27 15:55:48,431 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:48,441 INFO L168 Benchmark]: Toolchain (without parser) took 4602.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 913.3 MB in the end (delta: 35.5 MB). Peak memory consumption was 315.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:48,442 INFO L168 Benchmark]: CDTParser took 0.22 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 15:55:48,443 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3022.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 819.3 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:48,446 INFO L168 Benchmark]: Boogie Procedure Inliner took 517.61 ms. Allocated memory is still 1.0 GB. Free memory was 819.3 MB in the beginning and 750.6 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:48,450 INFO L168 Benchmark]: Boogie Preprocessor took 1055.19 ms. Allocated memory is still 1.0 GB. Free memory was 750.6 MB in the beginning and 913.3 MB in the end (delta: -162.7 MB). Peak memory consumption was 117.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:48,455 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 3022.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 819.3 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 517.61 ms. Allocated memory is still 1.0 GB. Free memory was 819.3 MB in the beginning and 750.6 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1055.19 ms. Allocated memory is still 1.0 GB. Free memory was 750.6 MB in the beginning and 913.3 MB in the end (delta: -162.7 MB). Peak memory consumption was 117.6 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 15:55:51,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:51,206 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:51,227 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:51,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:51,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:51,235 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:51,245 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:51,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:51,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:51,259 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:51,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:51,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:51,265 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:51,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:51,269 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:51,273 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:51,274 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:51,276 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:51,281 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:51,286 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:51,292 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:51,293 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:51,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:51,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:51,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:51,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:51,304 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:51,306 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:51,307 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:51,308 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:51,308 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:51,311 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:51,312 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:51,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:51,317 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:51,318 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:51,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:51,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:51,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:51,321 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:51,322 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:51,349 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:51,351 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:51,355 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:51,355 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:51,355 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:51,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:51,356 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:51,356 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:51,356 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:51,356 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:51,359 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:51,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:51,360 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:51,360 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:51,361 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:51,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:51,361 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:51,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:51,361 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:51,362 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:51,362 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:51,362 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:51,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:51,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:51,364 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:51,364 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:51,364 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:51,364 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:51,364 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:51,365 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:51,368 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 -> 8053ea186302e8f6fda4301bb9de6149944b24a6 [2019-11-27 15:55:51,737 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:51,753 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:51,756 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:51,761 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:51,762 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:51,763 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label39.c [2019-11-27 15:55:51,867 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/764955004/bfb7c5c4eb0346ab86debf62a3454303/FLAG07586f0b0 [2019-11-27 15:55:52,977 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:52,980 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label39.c [2019-11-27 15:55:53,028 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/764955004/bfb7c5c4eb0346ab86debf62a3454303/FLAG07586f0b0 [2019-11-27 15:55:53,408 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/764955004/bfb7c5c4eb0346ab86debf62a3454303 [2019-11-27 15:55:53,416 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:53,419 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:53,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:53,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:53,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:53,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:53" (1/1) ... [2019-11-27 15:55:53,437 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 03:55:53, skipping insertion in model container [2019-11-27 15:55:53,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:53" (1/1) ... [2019-11-27 15:55:53,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:53,661 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:55,777 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:55,789 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:56,868 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:56,915 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:56,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:56 WrapperNode [2019-11-27 15:55:56,920 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:56,921 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:56,921 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:56,921 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:56,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:56" (1/1) ... [2019-11-27 15:55:57,022 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:56" (1/1) ... [2019-11-27 15:55:57,285 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:57,286 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:57,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:57,289 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:57,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:56" (1/1) ... [2019-11-27 15:55:57,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:56" (1/1) ... [2019-11-27 15:55:57,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:56" (1/1) ... [2019-11-27 15:55:57,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:56" (1/1) ... [2019-11-27 15:55:57,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:56" (1/1) ... [2019-11-27 15:55:57,533 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:56" (1/1) ... [2019-11-27 15:55:57,776 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:56" (1/1) ... [2019-11-27 15:55:57,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:57,810 INFO L168 Benchmark]: Toolchain (without parser) took 4386.15 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 945.2 MB in the end (delta: 5.1 MB). Peak memory consumption was 286.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:57,810 INFO L168 Benchmark]: CDTParser took 1.77 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 15:55:57,813 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3495.15 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 769.3 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:57,814 INFO L168 Benchmark]: Boogie Procedure Inliner took 364.92 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 735.0 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:57,817 INFO L168 Benchmark]: Boogie Preprocessor took 517.09 ms. Allocated memory is still 1.0 GB. Free memory was 735.0 MB in the beginning and 945.2 MB in the end (delta: -210.2 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:57,824 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.77 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 3495.15 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 769.3 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 364.92 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 735.0 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 517.09 ms. Allocated memory is still 1.0 GB. Free memory was 735.0 MB in the beginning and 945.2 MB in the end (delta: -210.2 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...