./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label51.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_label51.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 ba1c1bc50fbd97dfd24ea23dfd687b6699be6287 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label51.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 ba1c1bc50fbd97dfd24ea23dfd687b6699be6287 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:22:59,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:59,439 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:59,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:59,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:59,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:59,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:59,505 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:59,511 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:59,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:59,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:59,523 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:59,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:59,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:59,535 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:59,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:59,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:59,547 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:59,553 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:59,560 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:59,568 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:59,574 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:59,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:59,581 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:59,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:59,589 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:59,592 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:59,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:59,595 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:59,598 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:59,598 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:59,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:59,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:59,604 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:59,607 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:59,609 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:59,610 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:59,612 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:59,612 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:59,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:59,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:59,621 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:59,659 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:59,663 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:59,666 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:59,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:59,670 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:59,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:59,671 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:59,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:59,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:59,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:59,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:59,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:59,675 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:59,675 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:59,676 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:59,678 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:59,678 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:59,678 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:59,679 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:59,679 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:59,681 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:59,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:59,681 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:59,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:59,682 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:59,684 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:59,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:59,684 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:59,685 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 -> ba1c1bc50fbd97dfd24ea23dfd687b6699be6287 [2019-11-27 09:23:00,307 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:00,342 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:00,349 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:00,353 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:00,354 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:00,358 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label51.c [2019-11-27 09:23:00,523 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c4de8c87/9b88e1740b1e4390a2afc46ffb1e72b5/FLAG576ecb497 [2019-11-27 09:23:02,179 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:02,182 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label51.c [2019-11-27 09:23:02,261 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c4de8c87/9b88e1740b1e4390a2afc46ffb1e72b5/FLAG576ecb497 [2019-11-27 09:23:02,302 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c4de8c87/9b88e1740b1e4390a2afc46ffb1e72b5 [2019-11-27 09:23:02,308 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:02,311 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:02,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:02,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:02,324 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:02,327 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:02" (1/1) ... [2019-11-27 09:23:02,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:02, skipping insertion in model container [2019-11-27 09:23:02,336 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:02" (1/1) ... [2019-11-27 09:23:02,354 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:02,662 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:05,467 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:05,481 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:07,050 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:07,129 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:07,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:07 WrapperNode [2019-11-27 09:23:07,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:07,133 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:07,135 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:07,135 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:07,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:07" (1/1) ... [2019-11-27 09:23:07,279 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:07" (1/1) ... [2019-11-27 09:23:07,732 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:07,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:07,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:07,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:07,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:07" (1/1) ... [2019-11-27 09:23:07,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:07" (1/1) ... [2019-11-27 09:23:07,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:07" (1/1) ... [2019-11-27 09:23:07,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:07" (1/1) ... [2019-11-27 09:23:08,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:07" (1/1) ... [2019-11-27 09:23:08,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:07" (1/1) ... [2019-11-27 09:23:08,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:07" (1/1) ... [2019-11-27 09:23:08,256 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:08,269 INFO L168 Benchmark]: Toolchain (without parser) took 5950.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.6 MB in the end (delta: 192.9 MB). Peak memory consumption was 192.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:08,270 INFO L168 Benchmark]: CDTParser took 0.44 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 09:23:08,272 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4815.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:08,274 INFO L168 Benchmark]: Boogie Procedure Inliner took 601.09 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:08,278 INFO L168 Benchmark]: Boogie Preprocessor took 524.54 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:08,291 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 4815.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.4 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 601.09 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 524.54 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:23:12,280 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:12,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:12,320 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:12,323 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:12,326 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:12,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:12,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:12,353 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:12,360 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:12,361 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:12,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:12,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:12,372 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:12,374 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:12,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:12,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:12,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:12,386 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:12,393 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:12,402 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:12,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:12,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:12,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:12,424 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:12,425 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:12,425 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:12,430 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:12,431 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:12,432 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:12,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:12,434 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:12,435 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:12,440 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:12,442 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:12,444 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:12,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:12,448 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:12,448 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:12,449 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:12,453 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:12,454 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:23:12,509 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:12,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:12,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:12,518 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:12,520 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:12,520 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:12,521 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:12,521 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:12,521 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:12,521 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:12,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:12,523 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:12,526 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:23:12,527 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:23:12,527 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:12,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:12,528 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:12,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:12,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:12,528 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:12,529 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:12,531 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:12,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:12,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:12,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:12,532 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:12,533 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:23:12,536 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:23:12,536 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:12,536 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:23:12,537 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 -> ba1c1bc50fbd97dfd24ea23dfd687b6699be6287 [2019-11-27 09:23:13,124 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:13,152 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:13,159 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:13,165 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:13,168 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:13,170 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label51.c [2019-11-27 09:23:13,323 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d68d6689/00d3da7a50d649fca6bc432c2e377ecb/FLAG7a2336121 [2019-11-27 09:23:15,008 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:15,010 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label51.c [2019-11-27 09:23:15,075 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d68d6689/00d3da7a50d649fca6bc432c2e377ecb/FLAG7a2336121 [2019-11-27 09:23:15,118 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d68d6689/00d3da7a50d649fca6bc432c2e377ecb [2019-11-27 09:23:15,127 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:15,132 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:15,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:15,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:15,147 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:15,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:15" (1/1) ... [2019-11-27 09:23:15,158 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:15, skipping insertion in model container [2019-11-27 09:23:15,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:15" (1/1) ... [2019-11-27 09:23:15,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:15,504 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:18,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:18,650 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:20,324 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:20,400 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:20,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:20 WrapperNode [2019-11-27 09:23:20,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:20,405 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:20,409 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:20,409 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:20,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:20" (1/1) ... [2019-11-27 09:23:20,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:20" (1/1) ... [2019-11-27 09:23:20,956 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:20,956 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:20,958 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:20,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:20,987 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:20" (1/1) ... [2019-11-27 09:23:20,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:20" (1/1) ... [2019-11-27 09:23:21,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:20" (1/1) ... [2019-11-27 09:23:21,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:20" (1/1) ... [2019-11-27 09:23:21,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:20" (1/1) ... [2019-11-27 09:23:21,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:20" (1/1) ... [2019-11-27 09:23:21,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:20" (1/1) ... [2019-11-27 09:23:21,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:21,497 INFO L168 Benchmark]: Toolchain (without parser) took 6359.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 723.0 MB in the end (delta: 221.5 MB). Peak memory consumption was 221.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:21,498 INFO L168 Benchmark]: CDTParser took 0.43 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 09:23:21,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5267.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:21,504 INFO L168 Benchmark]: Boogie Procedure Inliner took 551.17 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 757.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:21,511 INFO L168 Benchmark]: Boogie Preprocessor took 531.42 ms. Allocated memory is still 1.0 GB. Free memory was 757.4 MB in the beginning and 723.0 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:21,520 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 5267.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 551.17 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 757.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 531.42 ms. Allocated memory is still 1.0 GB. Free memory was 757.4 MB in the beginning and 723.0 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...