./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label37.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/Problem01_label37.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 fa966b8d35f41797c67ed2115fa88ccdba9ca513 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label37.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 fa966b8d35f41797c67ed2115fa88ccdba9ca513 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:20:45,678 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:45,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:45,703 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:45,705 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:45,707 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:45,712 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:45,723 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:45,730 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:45,734 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:45,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:45,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:45,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:45,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:45,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:45,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:45,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:45,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:45,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:45,757 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:45,765 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:45,769 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:45,773 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:45,774 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:45,780 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:45,781 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:45,781 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:45,783 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:45,784 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:45,785 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:45,787 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:45,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:45,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:45,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:45,792 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:45,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:45,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:45,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:45,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:45,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:45,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:45,801 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:20:45,830 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:45,830 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:45,835 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:45,835 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:45,835 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:45,836 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:45,836 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:45,836 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:20:45,836 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:45,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:45,840 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:45,840 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:45,840 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:45,841 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:45,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:45,841 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:45,841 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:45,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:45,842 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:45,842 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:45,842 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:45,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:45,844 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:45,844 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:45,844 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:45,844 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:20:45,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:20:45,845 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:45,845 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 -> fa966b8d35f41797c67ed2115fa88ccdba9ca513 [2019-11-27 09:20:46,333 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:46,349 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:46,355 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:46,360 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:46,360 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:46,361 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label37.c [2019-11-27 09:20:46,466 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d29d5076a/1585775d652e4e2f936d5998fba73653/FLAG44e5875d7 [2019-11-27 09:20:47,315 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:47,317 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label37.c [2019-11-27 09:20:47,340 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d29d5076a/1585775d652e4e2f936d5998fba73653/FLAG44e5875d7 [2019-11-27 09:20:47,486 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d29d5076a/1585775d652e4e2f936d5998fba73653 [2019-11-27 09:20:47,492 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:47,497 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:47,499 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:47,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:47,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:47,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:47" (1/1) ... [2019-11-27 09:20:47,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:47, skipping insertion in model container [2019-11-27 09:20:47,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:47" (1/1) ... [2019-11-27 09:20:47,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:47,603 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:48,308 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:48,321 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:48,495 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:48,523 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:48,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:48 WrapperNode [2019-11-27 09:20:48,525 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:48,525 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:48,528 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:48,528 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:48,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:48" (1/1) ... [2019-11-27 09:20:48,575 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:48" (1/1) ... [2019-11-27 09:20:48,666 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:48,668 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:48,670 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:48,670 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:48,687 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:48" (1/1) ... [2019-11-27 09:20:48,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:48" (1/1) ... [2019-11-27 09:20:48,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:48" (1/1) ... [2019-11-27 09:20:48,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:48" (1/1) ... [2019-11-27 09:20:48,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:48" (1/1) ... [2019-11-27 09:20:48,765 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:48" (1/1) ... [2019-11-27 09:20:48,773 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:48" (1/1) ... [2019-11-27 09:20:48,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:48,796 INFO L168 Benchmark]: Toolchain (without parser) took 1293.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 956.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:48,797 INFO L168 Benchmark]: CDTParser took 0.45 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. [2019-11-27 09:20:48,798 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1026.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 967.9 MB in the end (delta: -7.6 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:48,800 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.85 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:48,804 INFO L168 Benchmark]: Boogie Preprocessor took 120.15 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:48,812 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 1026.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 967.9 MB in the end (delta: -7.6 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 142.85 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 120.15 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.4 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-da95e15 [2019-11-27 09:20:51,536 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:51,539 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:51,561 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:51,562 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:51,569 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:51,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:51,584 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:51,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:51,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:51,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:51,600 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:51,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:51,605 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:51,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:51,609 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:51,611 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:51,612 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:51,618 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:51,622 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:51,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:51,637 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:51,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:51,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:51,646 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:51,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:51,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:51,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:51,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:51,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:51,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:51,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:51,658 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:51,659 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:51,660 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:51,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:51,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:51,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:51,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:51,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:51,669 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:51,670 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:20:51,696 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:51,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:51,698 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:51,704 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:51,704 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:51,704 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:51,705 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:51,705 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:51,705 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:51,705 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:51,706 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:51,706 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:51,707 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:20:51,707 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:20:51,707 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:51,707 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:51,708 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:51,709 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:51,709 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:51,709 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:51,709 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:51,709 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:51,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:51,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:51,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:51,712 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:51,713 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:20:51,713 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:20:51,713 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:51,713 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:20:51,714 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 -> fa966b8d35f41797c67ed2115fa88ccdba9ca513 [2019-11-27 09:20:52,172 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:52,190 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:52,193 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:52,201 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:52,201 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:52,202 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label37.c [2019-11-27 09:20:52,311 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95ea938ac/c7f274f2d6a14c9abe3bba8fe7e8a9d5/FLAG9abfaa551 [2019-11-27 09:20:53,200 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:53,203 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label37.c [2019-11-27 09:20:53,231 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95ea938ac/c7f274f2d6a14c9abe3bba8fe7e8a9d5/FLAG9abfaa551 [2019-11-27 09:20:53,356 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95ea938ac/c7f274f2d6a14c9abe3bba8fe7e8a9d5 [2019-11-27 09:20:53,365 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:53,367 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:53,369 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:53,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:53,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:53,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:53" (1/1) ... [2019-11-27 09:20:53,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12d1ddc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:53, skipping insertion in model container [2019-11-27 09:20:53,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:53" (1/1) ... [2019-11-27 09:20:53,394 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:53,484 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:54,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:54,237 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:54,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:54,462 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:54,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:54 WrapperNode [2019-11-27 09:20:54,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:54,467 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:54,468 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:54,468 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:54,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:54" (1/1) ... [2019-11-27 09:20:54,521 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:54" (1/1) ... [2019-11-27 09:20:54,625 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:54,626 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:54,626 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:54,627 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:54,646 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:54" (1/1) ... [2019-11-27 09:20:54,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:54" (1/1) ... [2019-11-27 09:20:54,660 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:54" (1/1) ... [2019-11-27 09:20:54,660 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:54" (1/1) ... [2019-11-27 09:20:54,699 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:54" (1/1) ... [2019-11-27 09:20:54,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:54" (1/1) ... [2019-11-27 09:20:54,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:54" (1/1) ... [2019-11-27 09:20:54,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:54,768 INFO L168 Benchmark]: Toolchain (without parser) took 1396.09 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 955.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:54,769 INFO L168 Benchmark]: CDTParser took 2.54 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 09:20:54,770 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1097.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:54,776 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.05 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:54,777 INFO L168 Benchmark]: Boogie Preprocessor took 134.76 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:54,783 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.54 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 1097.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 159.05 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 134.76 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 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...