./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label12.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/Problem01_label12.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 14ae8eb2d33b1f0bf446cd99369ade126e9422a8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label12.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 14ae8eb2d33b1f0bf446cd99369ade126e9422a8 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:42:24,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:24,590 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:24,616 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:24,616 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:24,618 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:24,622 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:24,635 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:24,643 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:24,647 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:24,650 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:24,655 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:24,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:24,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:24,662 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:24,664 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:24,669 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:24,670 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:24,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:24,680 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:24,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:24,696 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:24,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:24,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:24,705 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:24,706 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:24,706 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:24,707 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:24,708 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:24,709 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:24,712 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:24,712 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:24,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:24,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:24,718 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:24,718 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:24,719 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:24,719 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:24,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:24,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:24,723 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:24,723 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:42:24,750 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:24,752 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:24,755 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:24,758 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:24,758 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:24,758 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:24,759 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:24,759 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:42:24,759 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:24,759 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:24,760 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:24,760 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:24,761 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:24,761 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:24,761 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:24,761 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:24,763 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:24,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:24,763 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:24,763 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:24,764 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:24,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:24,765 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:24,765 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:24,765 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:24,765 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:42:24,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:42:24,768 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:24,768 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 -> 14ae8eb2d33b1f0bf446cd99369ade126e9422a8 [2019-11-27 15:42:25,203 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:25,221 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:25,224 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:25,229 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:25,229 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:25,230 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label12.c [2019-11-27 15:42:25,334 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e9daaaec/476b1046e0fa48fbb895364b48fc157b/FLAG9412c69a3 [2019-11-27 15:42:26,202 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:26,202 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label12.c [2019-11-27 15:42:26,227 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e9daaaec/476b1046e0fa48fbb895364b48fc157b/FLAG9412c69a3 [2019-11-27 15:42:26,358 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e9daaaec/476b1046e0fa48fbb895364b48fc157b [2019-11-27 15:42:26,364 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:42:26,367 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:42:26,370 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:26,370 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:42:26,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:42:26,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:26" (1/1) ... [2019-11-27 15:42:26,386 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 03:42:26, skipping insertion in model container [2019-11-27 15:42:26,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:26" (1/1) ... [2019-11-27 15:42:26,400 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:42:26,474 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:42:27,207 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:27,214 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:42:27,454 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:27,481 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:42:27,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:27 WrapperNode [2019-11-27 15:42:27,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:27,485 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:27,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:42:27,488 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:42:27,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:27" (1/1) ... [2019-11-27 15:42:27,540 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:27" (1/1) ... [2019-11-27 15:42:27,650 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:27,654 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:42:27,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:42:27,654 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:42:27,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:27" (1/1) ... [2019-11-27 15:42:27,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:27" (1/1) ... [2019-11-27 15:42:27,676 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:27" (1/1) ... [2019-11-27 15:42:27,678 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:27" (1/1) ... [2019-11-27 15:42:27,715 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:27" (1/1) ... [2019-11-27 15:42:27,744 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:27" (1/1) ... [2019-11-27 15:42:27,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:27" (1/1) ... [2019-11-27 15:42:27,766 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:42:27,774 INFO L168 Benchmark]: Toolchain (without parser) took 1403.90 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 955.1 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:27,776 INFO L168 Benchmark]: CDTParser took 2.50 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 15:42:27,778 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1114.67 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 966.5 MB in the end (delta: -6.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:27,781 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.67 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:27,783 INFO L168 Benchmark]: Boogie Preprocessor took 114.74 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:27,792 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.50 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 1114.67 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 966.5 MB in the end (delta: -6.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 168.67 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 114.74 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 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 15:42:30,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:30,501 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:30,522 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:30,523 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:30,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:30,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:30,543 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:30,549 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:30,553 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:30,554 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:30,560 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:30,560 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:30,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:30,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:30,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:30,570 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:30,571 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:30,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:30,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:30,586 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:30,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:30,592 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:30,594 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:30,599 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:30,599 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:30,600 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:30,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:30,603 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:30,604 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:30,608 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:30,609 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:30,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:30,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:30,612 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:30,615 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:30,616 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:30,616 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:30,616 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:30,617 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:30,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:30,620 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:42:30,648 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:30,649 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:30,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:30,654 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:30,654 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:30,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:30,654 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:30,654 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:30,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:30,655 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:30,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:30,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:30,659 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:42:30,659 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:42:30,660 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:30,660 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:30,660 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:30,660 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:30,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:30,661 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:30,661 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:30,661 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:30,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:30,662 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:30,662 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:30,662 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:30,664 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:42:30,664 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:42:30,664 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:30,664 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:42:30,665 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 -> 14ae8eb2d33b1f0bf446cd99369ade126e9422a8 [2019-11-27 15:42:31,117 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:31,131 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:31,139 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:31,141 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:31,141 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:31,142 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label12.c [2019-11-27 15:42:31,244 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/012e30ae7/f4e5a01d7ebe4833943d79ef3fb37db6/FLAG20c1c7be5 [2019-11-27 15:42:32,102 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:32,107 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label12.c [2019-11-27 15:42:32,127 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/012e30ae7/f4e5a01d7ebe4833943d79ef3fb37db6/FLAG20c1c7be5 [2019-11-27 15:42:32,256 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/012e30ae7/f4e5a01d7ebe4833943d79ef3fb37db6 [2019-11-27 15:42:32,264 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:42:32,266 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:42:32,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:32,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:42:32,274 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:42:32,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:32" (1/1) ... [2019-11-27 15:42:32,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:32, skipping insertion in model container [2019-11-27 15:42:32,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:32" (1/1) ... [2019-11-27 15:42:32,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:42:32,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:42:33,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:33,142 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:42:33,330 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:33,354 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:42:33,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:33 WrapperNode [2019-11-27 15:42:33,355 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:33,356 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:33,356 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:42:33,357 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:42:33,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:33" (1/1) ... [2019-11-27 15:42:33,404 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:33" (1/1) ... [2019-11-27 15:42:33,492 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:33,499 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:42:33,499 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:42:33,499 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:42:33,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:33" (1/1) ... [2019-11-27 15:42:33,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:33" (1/1) ... [2019-11-27 15:42:33,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:33" (1/1) ... [2019-11-27 15:42:33,527 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:33" (1/1) ... [2019-11-27 15:42:33,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:33" (1/1) ... [2019-11-27 15:42:33,595 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:33" (1/1) ... [2019-11-27 15:42:33,606 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:33" (1/1) ... [2019-11-27 15:42:33,632 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:42:33,639 INFO L168 Benchmark]: Toolchain (without parser) took 1369.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.4 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:33,642 INFO L168 Benchmark]: CDTParser took 1.19 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:42:33,644 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1085.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.9 MB in the end (delta: -467.9 kB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:33,645 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.40 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 15:42:33,648 INFO L168 Benchmark]: Boogie Preprocessor took 133.79 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 15:42:33,652 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.19 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1085.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.9 MB in the end (delta: -467.9 kB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 142.40 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 133.79 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...