./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label07.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/Problem04_label07.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 5762580e1d9ea68bdd0d0ac8180f0450682db5f2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label07.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 5762580e1d9ea68bdd0d0ac8180f0450682db5f2 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:44:08,492 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:08,497 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:08,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:08,529 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:08,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:08,534 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:08,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:08,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:08,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:08,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:08,573 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:08,575 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:08,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:08,584 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:08,587 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:08,592 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:08,595 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:08,602 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:08,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:08,618 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:08,624 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:08,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:08,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:08,639 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:08,639 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:08,640 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:08,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:08,642 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:08,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:08,646 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:08,647 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:08,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:08,653 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:08,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:08,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:08,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:08,660 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:08,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:08,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:08,664 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:08,666 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:08,706 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:08,707 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:08,711 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:08,713 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:08,713 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:08,714 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:08,714 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:08,714 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:08,716 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:08,716 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:08,717 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:08,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:08,721 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:08,722 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:08,722 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:08,722 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:08,723 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:08,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:08,723 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:08,724 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:08,724 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:08,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:08,725 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:08,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:08,726 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:08,729 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:08,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:08,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:08,730 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 -> 5762580e1d9ea68bdd0d0ac8180f0450682db5f2 [2019-11-27 15:44:09,327 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:09,354 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:09,362 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:09,367 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:09,368 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:09,369 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label07.c [2019-11-27 15:44:09,531 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcd2b0a14/94cc7539dc10435194ce865175dc6242/FLAGda23dc5b8 [2019-11-27 15:44:11,252 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:11,255 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label07.c [2019-11-27 15:44:11,322 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcd2b0a14/94cc7539dc10435194ce865175dc6242/FLAGda23dc5b8 [2019-11-27 15:44:11,691 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcd2b0a14/94cc7539dc10435194ce865175dc6242 [2019-11-27 15:44:11,695 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:11,698 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:11,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:11,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:11,719 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:11,720 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:11" (1/1) ... [2019-11-27 15:44:11,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:11, skipping insertion in model container [2019-11-27 15:44:11,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:11" (1/1) ... [2019-11-27 15:44:11,749 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:12,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:15,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:15,130 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:16,638 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:16,710 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:16,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16 WrapperNode [2019-11-27 15:44:16,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:16,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:16,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:16,718 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:16,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:16,843 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:17,206 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:17,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:17,213 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:17,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:17,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:17,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:17,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:17,313 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:17,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:17,563 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:17,603 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:16" (1/1) ... [2019-11-27 15:44:17,652 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:17,662 INFO L168 Benchmark]: Toolchain (without parser) took 5960.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 763.4 MB in the end (delta: 181.1 MB). Peak memory consumption was 181.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:17,663 INFO L168 Benchmark]: CDTParser took 1.54 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 15:44:17,668 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5006.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 833.5 MB in the end (delta: 110.9 MB). Peak memory consumption was 111.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:17,670 INFO L168 Benchmark]: Boogie Procedure Inliner took 496.89 ms. Allocated memory is still 1.0 GB. Free memory was 833.5 MB in the beginning and 793.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:17,675 INFO L168 Benchmark]: Boogie Preprocessor took 439.95 ms. Allocated memory is still 1.0 GB. Free memory was 793.4 MB in the beginning and 763.4 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:17,686 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.54 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 5006.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 833.5 MB in the end (delta: 110.9 MB). Peak memory consumption was 111.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 496.89 ms. Allocated memory is still 1.0 GB. Free memory was 833.5 MB in the beginning and 793.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 439.95 ms. Allocated memory is still 1.0 GB. Free memory was 793.4 MB in the beginning and 763.4 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 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 15:44:21,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:21,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:21,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:21,681 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:21,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:21,690 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:21,708 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:21,711 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:21,719 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:21,720 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:21,725 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:21,726 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:21,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:21,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:21,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:21,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:21,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:21,753 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:21,761 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:21,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:21,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:21,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:21,781 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:21,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:21,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:21,792 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:21,797 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:21,798 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:21,799 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:21,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:21,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:21,804 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:21,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:21,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:21,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:21,813 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:21,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:21,814 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:21,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:21,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:21,823 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:21,860 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:21,863 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:21,865 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:21,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:21,870 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:21,870 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:21,870 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:21,871 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:21,871 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:21,871 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:21,875 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:21,875 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:21,876 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:21,876 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:21,877 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:21,877 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:21,877 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:21,877 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:21,879 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:21,879 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:21,879 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:21,881 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:21,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:21,881 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:21,882 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:21,884 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:21,884 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:21,884 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:21,885 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:21,885 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:21,887 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 -> 5762580e1d9ea68bdd0d0ac8180f0450682db5f2 [2019-11-27 15:44:22,443 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:22,471 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:22,479 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:22,485 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:22,485 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:22,489 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label07.c [2019-11-27 15:44:22,646 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccb2e2ca6/cb7be11a80004cd591b56a33abb265d6/FLAGf0b30b76d [2019-11-27 15:44:24,320 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:24,322 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label07.c [2019-11-27 15:44:24,417 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccb2e2ca6/cb7be11a80004cd591b56a33abb265d6/FLAGf0b30b76d [2019-11-27 15:44:24,824 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccb2e2ca6/cb7be11a80004cd591b56a33abb265d6 [2019-11-27 15:44:24,839 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:24,841 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:24,847 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:24,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:24,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:24,860 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:24" (1/1) ... [2019-11-27 15:44:24,868 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5115533e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:24, skipping insertion in model container [2019-11-27 15:44:24,869 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:24" (1/1) ... [2019-11-27 15:44:24,891 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:25,254 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:28,553 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:28,571 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:29,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:30,076 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:30,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:30 WrapperNode [2019-11-27 15:44:30,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:30,079 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:30,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:30,080 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:30,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:30" (1/1) ... [2019-11-27 15:44:30,212 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:30" (1/1) ... [2019-11-27 15:44:30,600 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:30,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:30,602 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:30,602 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:30,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:30" (1/1) ... [2019-11-27 15:44:30,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:30" (1/1) ... [2019-11-27 15:44:30,678 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:30" (1/1) ... [2019-11-27 15:44:30,681 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:30" (1/1) ... [2019-11-27 15:44:30,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:30" (1/1) ... [2019-11-27 15:44:30,974 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:30" (1/1) ... [2019-11-27 15:44:31,045 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:30" (1/1) ... [2019-11-27 15:44:31,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:31,118 INFO L168 Benchmark]: Toolchain (without parser) took 6270.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 757.5 MB in the end (delta: 187.0 MB). Peak memory consumption was 187.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:31,119 INFO L168 Benchmark]: CDTParser took 0.40 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 15:44:31,123 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5231.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 827.7 MB in the end (delta: 116.7 MB). Peak memory consumption was 116.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:31,126 INFO L168 Benchmark]: Boogie Procedure Inliner took 521.68 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 787.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:31,132 INFO L168 Benchmark]: Boogie Preprocessor took 508.37 ms. Allocated memory is still 1.0 GB. Free memory was 787.6 MB in the beginning and 757.5 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:31,141 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 5231.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 827.7 MB in the end (delta: 116.7 MB). Peak memory consumption was 116.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 521.68 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 787.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 508.37 ms. Allocated memory is still 1.0 GB. Free memory was 787.6 MB in the beginning and 757.5 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...