./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label54.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label54.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 e5f4f52c7ffc2180fa6be90ab22725a89620d9be ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label54.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 e5f4f52c7ffc2180fa6be90ab22725a89620d9be ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:57:41,433 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:41,439 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:41,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:41,479 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:41,483 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:41,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:41,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:41,506 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:41,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:41,514 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:41,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:41,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:41,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:41,533 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:41,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:41,539 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:41,544 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:41,551 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:41,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:41,564 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:41,571 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:41,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:41,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:41,587 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:41,587 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:41,588 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:41,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:41,592 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:41,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:41,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:41,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:41,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:41,601 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:41,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:41,605 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:41,608 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:41,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:41,609 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:41,610 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:41,613 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:41,617 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:41,654 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:41,657 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:41,659 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:41,660 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:41,662 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:41,662 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:41,662 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:41,663 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:41,663 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:41,663 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:41,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:41,667 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:41,667 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:41,668 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:41,668 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:41,669 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:41,669 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:41,669 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:41,670 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:41,672 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:41,672 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:41,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:41,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:41,673 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:41,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:41,674 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:41,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:41,675 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:41,675 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 -> e5f4f52c7ffc2180fa6be90ab22725a89620d9be [2019-11-27 15:57:42,221 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:42,249 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:42,257 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:42,261 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:42,264 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:42,266 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label54.c [2019-11-27 15:57:42,422 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8e57eaf1/34c56dc06bce478ca2722229d24645a9/FLAG9caeca59f [2019-11-27 15:57:43,674 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:43,679 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label54.c [2019-11-27 15:57:43,717 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8e57eaf1/34c56dc06bce478ca2722229d24645a9/FLAG9caeca59f [2019-11-27 15:57:43,758 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8e57eaf1/34c56dc06bce478ca2722229d24645a9 [2019-11-27 15:57:43,764 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:43,770 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:43,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:43,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:43,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:43,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:43" (1/1) ... [2019-11-27 15:57:43,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:43, skipping insertion in model container [2019-11-27 15:57:43,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:43" (1/1) ... [2019-11-27 15:57:43,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:43,930 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:45,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:45,117 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:45,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:45,497 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:45,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:45 WrapperNode [2019-11-27 15:57:45,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:45,503 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:45,504 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:45,504 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:45,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:45" (1/1) ... [2019-11-27 15:57:45,573 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:45" (1/1) ... [2019-11-27 15:57:45,722 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:45,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:45,724 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:45,725 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:45,749 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:45" (1/1) ... [2019-11-27 15:57:45,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:45" (1/1) ... [2019-11-27 15:57:45,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:45" (1/1) ... [2019-11-27 15:57:45,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:45" (1/1) ... [2019-11-27 15:57:45,824 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:45" (1/1) ... [2019-11-27 15:57:45,868 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:45" (1/1) ... [2019-11-27 15:57:45,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:45" (1/1) ... [2019-11-27 15:57:45,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:45,928 INFO L168 Benchmark]: Toolchain (without parser) took 2154.38 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 949.9 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:45,929 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:57:45,934 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1728.85 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 967.1 MB in the end (delta: -5.4 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:45,936 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.16 ms. Allocated memory is still 1.0 GB. Free memory was 967.1 MB in the beginning and 955.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:45,940 INFO L168 Benchmark]: Boogie Preprocessor took 194.16 ms. Allocated memory is still 1.0 GB. Free memory was 955.6 MB in the beginning and 949.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:45,952 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1728.85 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 967.1 MB in the end (delta: -5.4 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 220.16 ms. Allocated memory is still 1.0 GB. Free memory was 967.1 MB in the beginning and 955.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.16 ms. Allocated memory is still 1.0 GB. Free memory was 955.6 MB in the beginning and 949.9 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 0.1.24-509859d [2019-11-27 15:57:49,736 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:49,742 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:49,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:49,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:49,795 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:49,801 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:49,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:49,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:49,828 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:49,829 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:49,835 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:49,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:49,842 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:49,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:49,848 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:49,854 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:49,857 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:49,862 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:49,872 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:49,877 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:49,886 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:49,888 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:49,893 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:49,901 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:49,902 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:49,902 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:49,907 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:49,908 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:49,909 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:49,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:49,912 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:49,914 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:49,916 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:49,919 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:49,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:49,922 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:49,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:49,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:49,928 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:49,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:49,932 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:49,971 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:49,973 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:49,976 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:49,978 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:49,978 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:49,978 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:49,979 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:49,981 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:49,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:49,981 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:49,983 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:49,983 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:49,983 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:49,986 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:49,987 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:49,987 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:49,987 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:49,987 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:49,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:49,988 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:49,988 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:49,989 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:49,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:49,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:49,991 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:49,992 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:49,992 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:49,992 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:49,992 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:49,994 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:49,995 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 -> e5f4f52c7ffc2180fa6be90ab22725a89620d9be [2019-11-27 15:57:50,609 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:50,640 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:50,647 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:50,652 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:50,652 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:50,656 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label54.c [2019-11-27 15:57:50,812 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ff6e73e7/959bcea3e2574a6e9a2f3ef8de23a84b/FLAGc75629f10 [2019-11-27 15:57:52,061 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:52,067 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label54.c [2019-11-27 15:57:52,112 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ff6e73e7/959bcea3e2574a6e9a2f3ef8de23a84b/FLAGc75629f10 [2019-11-27 15:57:52,512 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ff6e73e7/959bcea3e2574a6e9a2f3ef8de23a84b [2019-11-27 15:57:52,521 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:52,526 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:52,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:52,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:52,537 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:52,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:52" (1/1) ... [2019-11-27 15:57:52,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fac7363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:52, skipping insertion in model container [2019-11-27 15:57:52,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:52" (1/1) ... [2019-11-27 15:57:52,571 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:52,682 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:53,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:53,819 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:54,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:54,232 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:54,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:54 WrapperNode [2019-11-27 15:57:54,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:54,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:54,242 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:54,242 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:54,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:54" (1/1) ... [2019-11-27 15:57:54,322 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:54" (1/1) ... [2019-11-27 15:57:54,496 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:54,500 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:54,500 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:54,500 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:54,526 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:54" (1/1) ... [2019-11-27 15:57:54,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:54" (1/1) ... [2019-11-27 15:57:54,556 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:54" (1/1) ... [2019-11-27 15:57:54,561 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:54" (1/1) ... [2019-11-27 15:57:54,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:54" (1/1) ... [2019-11-27 15:57:54,682 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:54" (1/1) ... [2019-11-27 15:57:54,703 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:54" (1/1) ... [2019-11-27 15:57:54,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:54,743 INFO L168 Benchmark]: Toolchain (without parser) took 2210.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 960.5 MB in the end (delta: -1.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:57:54,746 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 15:57:54,748 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1706.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 972.0 MB in the end (delta: -13.2 MB). Peak memory consumption was 39.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:54,754 INFO L168 Benchmark]: Boogie Procedure Inliner took 259.29 ms. Allocated memory is still 1.0 GB. Free memory was 972.0 MB in the beginning and 966.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:54,760 INFO L168 Benchmark]: Boogie Preprocessor took 232.98 ms. Allocated memory is still 1.0 GB. Free memory was 966.2 MB in the beginning and 960.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:54,767 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 1706.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 972.0 MB in the end (delta: -13.2 MB). Peak memory consumption was 39.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 259.29 ms. Allocated memory is still 1.0 GB. Free memory was 972.0 MB in the beginning and 966.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 232.98 ms. Allocated memory is still 1.0 GB. Free memory was 966.2 MB in the beginning and 960.5 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...