./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label46.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem01_label46.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 7a28669cb9b241f33b1fd8e4286127a35464e045 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem01_label46.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 7a28669cb9b241f33b1fd8e4286127a35464e045 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:33:46,478 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:46,485 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:46,520 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:46,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:46,524 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:46,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:46,544 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:46,551 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:46,558 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:46,559 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:46,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:46,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:46,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:46,574 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:46,576 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:46,579 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:46,582 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:46,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:46,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:46,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:46,611 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:46,613 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:46,618 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:46,625 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:46,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:46,626 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:46,629 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:46,631 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:46,632 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:46,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:46,635 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:46,637 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:46,641 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:46,644 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:46,645 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:46,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:46,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:46,650 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:46,651 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:46,654 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:46,655 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:33:46,707 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:46,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:46,717 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:46,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:46,720 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:46,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:46,723 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:46,723 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:33:46,723 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:46,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:46,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:46,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:46,728 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:46,731 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:46,731 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:46,731 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:46,732 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:46,732 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:46,732 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:46,733 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:46,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:46,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:46,738 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:46,738 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:46,739 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:46,739 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:33:46,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:33:46,741 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:46,742 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 -> 7a28669cb9b241f33b1fd8e4286127a35464e045 [2019-11-26 16:33:47,313 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:47,340 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:47,347 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:47,350 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:47,354 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:47,356 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label46.c [2019-11-26 16:33:47,519 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87f1b48d7/7a98210d3c2545f581685c244f8f3d33/FLAG17aa25485 [2019-11-26 16:33:48,765 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:48,768 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label46.c [2019-11-26 16:33:48,804 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87f1b48d7/7a98210d3c2545f581685c244f8f3d33/FLAG17aa25485 [2019-11-26 16:33:48,842 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87f1b48d7/7a98210d3c2545f581685c244f8f3d33 [2019-11-26 16:33:48,850 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:48,853 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:48,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:48,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:48,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:48,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:48" (1/1) ... [2019-11-26 16:33:48,879 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:48, skipping insertion in model container [2019-11-26 16:33:48,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:48" (1/1) ... [2019-11-26 16:33:48,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:49,004 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:50,096 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:50,112 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:50,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:50,420 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:50,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:50 WrapperNode [2019-11-26 16:33:50,426 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:50,427 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:50,427 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:50,427 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:50,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:50" (1/1) ... [2019-11-26 16:33:50,498 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:50" (1/1) ... [2019-11-26 16:33:50,662 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:50,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:50,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:50,667 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:50,691 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:50" (1/1) ... [2019-11-26 16:33:50,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:50" (1/1) ... [2019-11-26 16:33:50,708 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:50" (1/1) ... [2019-11-26 16:33:50,711 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:50" (1/1) ... [2019-11-26 16:33:50,759 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:50" (1/1) ... [2019-11-26 16:33:50,797 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:50" (1/1) ... [2019-11-26 16:33:50,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:50" (1/1) ... [2019-11-26 16:33:50,829 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:50,844 INFO L168 Benchmark]: Toolchain (without parser) took 1982.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.4 MB in the end (delta: -5.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:50,846 INFO L168 Benchmark]: CDTParser took 2.45 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. [2019-11-26 16:33:50,852 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1567.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.8 MB in the end (delta: -17.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:50,853 INFO L168 Benchmark]: Boogie Procedure Inliner took 236.76 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:50,858 INFO L168 Benchmark]: Boogie Preprocessor took 168.87 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:50,864 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.45 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 1567.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.8 MB in the end (delta: -17.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 236.76 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 168.87 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:33:54,674 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:54,681 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:54,715 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:54,718 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:54,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:54,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:54,744 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:54,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:54,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:54,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:54,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:54,768 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:54,772 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:54,774 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:54,779 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:54,785 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:54,788 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:54,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:54,805 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:54,810 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:54,814 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:54,818 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:54,824 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:54,832 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:54,832 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:54,833 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:54,836 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:54,838 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:54,839 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:54,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:54,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:54,846 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:54,849 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:54,851 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:54,854 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:54,855 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:54,856 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:54,856 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:54,860 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:54,862 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:54,864 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:33:54,904 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:54,908 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:54,911 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:54,913 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:54,913 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:54,914 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:54,914 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:54,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:54,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:54,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:54,918 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:54,918 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:54,921 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:33:54,922 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:33:54,922 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:54,922 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:54,922 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:54,923 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:54,923 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:54,923 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:54,924 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:54,926 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:54,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:54,926 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:54,927 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:54,927 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:54,927 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:33:54,928 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:33:54,929 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:54,929 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:33:54,930 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 -> 7a28669cb9b241f33b1fd8e4286127a35464e045 [2019-11-26 16:33:55,451 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:55,479 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:55,487 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:55,495 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:55,496 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:55,497 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label46.c [2019-11-26 16:33:55,646 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf77a4d22/3b4919a733b943b2953512ee2129424b/FLAG8a96acd8e [2019-11-26 16:33:56,853 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:56,855 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label46.c [2019-11-26 16:33:56,881 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf77a4d22/3b4919a733b943b2953512ee2129424b/FLAG8a96acd8e [2019-11-26 16:33:57,334 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf77a4d22/3b4919a733b943b2953512ee2129424b [2019-11-26 16:33:57,342 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:57,349 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:57,351 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:57,353 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:57,359 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:57,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:57" (1/1) ... [2019-11-26 16:33:57,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:57, skipping insertion in model container [2019-11-26 16:33:57,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:57" (1/1) ... [2019-11-26 16:33:57,392 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:57,497 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:58,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:58,674 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:58,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:59,004 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:59,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:59 WrapperNode [2019-11-26 16:33:59,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:59,009 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:59,013 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:59,013 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:59,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:59" (1/1) ... [2019-11-26 16:33:59,090 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:59" (1/1) ... [2019-11-26 16:33:59,254 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:59,254 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:59,255 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:59,255 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:59,280 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:59" (1/1) ... [2019-11-26 16:33:59,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:59" (1/1) ... [2019-11-26 16:33:59,298 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:59" (1/1) ... [2019-11-26 16:33:59,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:59" (1/1) ... [2019-11-26 16:33:59,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:59" (1/1) ... [2019-11-26 16:33:59,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:59" (1/1) ... [2019-11-26 16:33:59,385 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:59" (1/1) ... [2019-11-26 16:33:59,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:59,407 INFO L168 Benchmark]: Toolchain (without parser) took 2057.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.2 MB in the end (delta: -10.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:59,409 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-26 16:33:59,410 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1657.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.0 MB in the end (delta: -16.3 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:59,412 INFO L168 Benchmark]: Boogie Procedure Inliner took 245.29 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:59,414 INFO L168 Benchmark]: Boogie Preprocessor took 149.33 ms. Allocated memory is still 1.0 GB. Free memory is still 972.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:59,424 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1657.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.0 MB in the end (delta: -16.3 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 245.29 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 149.33 ms. Allocated memory is still 1.0 GB. Free memory is still 972.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...