./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem17_label18.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 709affefef23ed36745d6b141c72063985c3a0fd ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label18.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 709affefef23ed36745d6b141c72063985c3a0fd .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:56:16,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:16,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:16,553 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:16,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:16,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:16,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:16,577 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:16,586 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:16,591 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:16,593 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:16,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:16,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:16,604 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:16,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:16,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:16,612 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:16,614 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:16,619 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:16,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:16,631 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:16,638 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:16,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:16,642 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:16,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:16,652 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:16,652 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:16,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:16,656 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:16,657 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:16,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:16,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:16,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:16,664 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:16,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:16,669 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:16,670 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:16,670 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:16,670 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:16,671 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:16,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:16,677 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:16,728 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:16,734 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:16,735 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:16,740 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:16,740 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:16,741 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:16,742 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:16,742 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:16,744 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:16,744 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:16,744 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:16,745 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:16,745 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:16,745 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:16,748 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:16,748 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:16,748 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:16,748 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:16,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:16,752 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:16,753 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:16,753 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:16,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:16,754 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:16,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:16,755 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:16,755 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:16,755 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:16,756 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:16,759 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 -> 709affefef23ed36745d6b141c72063985c3a0fd [2019-11-24 20:56:17,274 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:17,302 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:17,306 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:17,314 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:17,316 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:17,317 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label18.c [2019-11-24 20:56:17,477 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a487414e/3b87eeec14ff40a8ab94bc57cb6cd440/FLAG2bed6be2a [2019-11-24 20:56:19,041 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:19,042 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label18.c [2019-11-24 20:56:19,106 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a487414e/3b87eeec14ff40a8ab94bc57cb6cd440/FLAG2bed6be2a [2019-11-24 20:56:19,142 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a487414e/3b87eeec14ff40a8ab94bc57cb6cd440 [2019-11-24 20:56:19,149 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:19,154 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:19,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:19,159 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:19,166 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:19,170 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:19" (1/1) ... [2019-11-24 20:56:19,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:19, skipping insertion in model container [2019-11-24 20:56:19,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:19" (1/1) ... [2019-11-24 20:56:19,200 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:19,394 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:21,839 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:21,852 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:22,924 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:22,970 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:22,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22 WrapperNode [2019-11-24 20:56:22,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:22,978 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:22,978 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:22,979 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:22,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:23,116 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:23,745 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:23,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:23,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:23,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:23,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:23,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:23,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:23,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:24,089 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:24,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:24,233 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:22" (1/1) ... [2019-11-24 20:56:24,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:24,386 INFO L168 Benchmark]: Toolchain (without parser) took 5225.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 782.1 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:24,389 INFO L168 Benchmark]: CDTParser took 2.28 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. [2019-11-24 20:56:24,390 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3818.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 879.5 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:24,394 INFO L168 Benchmark]: Boogie Procedure Inliner took 769.52 ms. Allocated memory is still 1.0 GB. Free memory was 879.5 MB in the beginning and 816.5 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:24,397 INFO L168 Benchmark]: Boogie Preprocessor took 628.62 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 782.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:24,409 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.28 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 3818.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 879.5 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 769.52 ms. Allocated memory is still 1.0 GB. Free memory was 879.5 MB in the beginning and 816.5 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 628.62 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 782.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 0.1.24-32f2683 [2019-11-24 20:56:28,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:28,177 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:28,216 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:28,217 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:28,220 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:28,225 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:28,244 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:28,247 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:28,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:28,257 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:28,260 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:28,264 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:28,268 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:28,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:28,277 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:28,283 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:28,285 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:28,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:28,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:28,308 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:28,313 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:28,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:28,322 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:28,331 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:28,332 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:28,334 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:28,336 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:28,339 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:28,340 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:28,342 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:28,343 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:28,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:28,348 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:28,352 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:28,353 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:28,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:28,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:28,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:28,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:28,362 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:28,364 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:28,404 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:28,405 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:28,410 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:28,411 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:28,412 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:28,412 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:28,412 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:28,414 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:28,414 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:28,414 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:28,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:28,417 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:28,417 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:28,418 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:28,420 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:28,420 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:28,420 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:28,421 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:28,421 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:28,421 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:28,423 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:28,423 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:28,423 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:28,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:28,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:28,426 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:28,427 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:28,427 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:28,427 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:28,427 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:28,429 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:28,432 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 -> 709affefef23ed36745d6b141c72063985c3a0fd [2019-11-24 20:56:28,989 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:29,017 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:29,024 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:29,026 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:29,029 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:29,030 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label18.c [2019-11-24 20:56:29,183 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94139409d/33e74d6f0ec044e8839a3bf270e64d1d/FLAGdee9f65d2 [2019-11-24 20:56:30,797 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:30,798 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label18.c [2019-11-24 20:56:30,864 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94139409d/33e74d6f0ec044e8839a3bf270e64d1d/FLAGdee9f65d2 [2019-11-24 20:56:30,982 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94139409d/33e74d6f0ec044e8839a3bf270e64d1d [2019-11-24 20:56:30,989 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:30,991 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:30,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:30,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:31,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:31,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:30" (1/1) ... [2019-11-24 20:56:31,016 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 24.11 08:56:31, skipping insertion in model container [2019-11-24 20:56:31,017 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:30" (1/1) ... [2019-11-24 20:56:31,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:31,245 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:33,797 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:33,806 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:35,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:35,050 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:35,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35 WrapperNode [2019-11-24 20:56:35,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:35,057 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:35,061 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:35,062 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:35,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:35,186 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:35,443 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:35,444 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:35,444 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:35,444 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:35,467 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:35,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:35,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:35,514 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:35,667 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:35,723 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:35,774 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:35,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:35,843 INFO L168 Benchmark]: Toolchain (without parser) took 4846.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 782.2 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:35,844 INFO L168 Benchmark]: CDTParser took 2.36 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. [2019-11-24 20:56:35,848 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4060.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.3 MB in the end (delta: 133.6 MB). Peak memory consumption was 133.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:35,849 INFO L168 Benchmark]: Boogie Procedure Inliner took 385.98 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:35,854 INFO L168 Benchmark]: Boogie Preprocessor took 391.12 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:35,862 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.36 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 4060.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.3 MB in the end (delta: 133.6 MB). Peak memory consumption was 133.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 385.98 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 391.12 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...