./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label23.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/Problem18_label23.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 1a465e1f2b69db22ad1e4a7a31c9acd239ec59e4 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem18_label23.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 1a465e1f2b69db22ad1e4a7a31c9acd239ec59e4 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:57:06,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:06,513 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:06,547 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:06,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:06,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:06,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:06,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:06,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:06,583 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:06,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:06,591 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:06,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:06,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:06,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:06,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:06,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:06,615 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:06,619 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:06,628 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:06,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:06,646 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:06,647 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:06,652 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:06,661 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:06,661 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:06,662 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:06,666 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:06,667 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:06,668 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:06,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:06,671 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:06,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:06,677 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:06,680 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:06,681 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:06,684 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:06,684 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:06,686 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:06,687 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:06,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:06,692 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:06,731 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:06,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:06,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:06,740 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:06,740 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:06,741 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:06,742 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:06,742 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:06,742 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:06,744 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:06,745 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:06,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:06,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:06,748 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:06,749 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:06,749 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:06,749 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:06,750 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:06,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:06,753 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:06,753 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:06,753 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:06,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:06,754 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:06,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:06,755 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:06,755 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:06,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:06,758 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:06,759 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 -> 1a465e1f2b69db22ad1e4a7a31c9acd239ec59e4 [2019-11-24 20:57:07,316 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:07,346 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:07,355 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:07,361 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:07,362 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:07,363 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label23.c [2019-11-24 20:57:07,523 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2e4d5d47/ac70ffc345f24e668fd04f0166aa2b30/FLAG28bb4fca8 [2019-11-24 20:57:09,238 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:09,244 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label23.c [2019-11-24 20:57:09,302 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2e4d5d47/ac70ffc345f24e668fd04f0166aa2b30/FLAG28bb4fca8 [2019-11-24 20:57:09,348 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2e4d5d47/ac70ffc345f24e668fd04f0166aa2b30 [2019-11-24 20:57:09,359 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:09,365 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:09,370 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:09,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:09,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:09,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:09" (1/1) ... [2019-11-24 20:57:09,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:09, skipping insertion in model container [2019-11-24 20:57:09,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:09" (1/1) ... [2019-11-24 20:57:09,414 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:09,652 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:12,091 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:12,106 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:13,091 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:13,153 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:13,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:13 WrapperNode [2019-11-24 20:57:13,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:13,159 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:13,159 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:13,160 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:13,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:13" (1/1) ... [2019-11-24 20:57:13,271 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:13" (1/1) ... [2019-11-24 20:57:13,732 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:13,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:13,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:13,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:13,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:13" (1/1) ... [2019-11-24 20:57:13,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:13" (1/1) ... [2019-11-24 20:57:13,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:13" (1/1) ... [2019-11-24 20:57:13,812 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:13" (1/1) ... [2019-11-24 20:57:14,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:13" (1/1) ... [2019-11-24 20:57:14,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:13" (1/1) ... [2019-11-24 20:57:14,174 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:13" (1/1) ... [2019-11-24 20:57:14,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:14,349 INFO L168 Benchmark]: Toolchain (without parser) took 4982.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 804.8 MB in the end (delta: 149.7 MB). Peak memory consumption was 149.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:14,352 INFO L168 Benchmark]: CDTParser took 0.92 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. [2019-11-24 20:57:14,354 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3785.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 873.5 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:14,358 INFO L168 Benchmark]: Boogie Procedure Inliner took 575.71 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:14,363 INFO L168 Benchmark]: Boogie Preprocessor took 602.09 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:14,374 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.92 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 3785.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 873.5 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 575.71 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 602.09 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 20:57:18,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:18,360 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:18,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:18,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:18,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:18,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:18,434 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:18,438 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:18,445 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:18,446 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:18,454 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:18,454 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:18,462 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:18,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:18,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:18,475 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:18,481 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:18,484 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:18,493 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:18,503 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:18,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:18,514 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:18,518 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:18,527 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:18,528 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:18,528 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:18,532 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:18,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:18,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:18,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:18,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:18,542 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:18,545 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:18,550 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:18,551 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:18,552 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:18,554 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:18,554 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:18,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:18,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:18,565 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:18,609 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:18,611 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:18,617 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:18,618 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:18,618 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:18,619 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:18,619 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:18,621 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:18,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:18,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:18,623 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:18,626 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:18,626 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:18,627 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:18,627 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:18,627 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:18,628 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:18,628 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:18,631 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:18,631 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:18,632 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:18,632 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:18,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:18,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:18,634 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:18,634 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:18,634 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:18,636 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:18,639 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:18,639 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:18,641 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:18,641 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 -> 1a465e1f2b69db22ad1e4a7a31c9acd239ec59e4 [2019-11-24 20:57:19,212 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:19,244 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:19,250 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:19,256 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:19,258 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:19,259 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label23.c [2019-11-24 20:57:19,416 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43b21da72/084983ce62dc4bbc92c1911419ae03be/FLAG835f21469 [2019-11-24 20:57:21,058 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:21,059 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label23.c [2019-11-24 20:57:21,128 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43b21da72/084983ce62dc4bbc92c1911419ae03be/FLAG835f21469 [2019-11-24 20:57:21,170 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43b21da72/084983ce62dc4bbc92c1911419ae03be [2019-11-24 20:57:21,180 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:21,182 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:21,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:21,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:21,197 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:21,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:21" (1/1) ... [2019-11-24 20:57:21,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:21, skipping insertion in model container [2019-11-24 20:57:21,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:21" (1/1) ... [2019-11-24 20:57:21,227 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:21,488 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:24,041 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:24,051 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:25,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:25,141 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:25,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:25 WrapperNode [2019-11-24 20:57:25,145 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:25,146 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:25,146 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:25,148 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:25,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:25" (1/1) ... [2019-11-24 20:57:25,278 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:25" (1/1) ... [2019-11-24 20:57:25,599 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:25,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:25,600 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:25,601 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:25,622 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:25" (1/1) ... [2019-11-24 20:57:25,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:25" (1/1) ... [2019-11-24 20:57:25,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:25" (1/1) ... [2019-11-24 20:57:25,668 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:25" (1/1) ... [2019-11-24 20:57:25,818 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:25" (1/1) ... [2019-11-24 20:57:25,879 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:25" (1/1) ... [2019-11-24 20:57:25,938 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:25" (1/1) ... [2019-11-24 20:57:25,999 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:26,007 INFO L168 Benchmark]: Toolchain (without parser) took 4819.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 799.3 MB in the end (delta: 156.7 MB). Peak memory consumption was 156.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:26,009 INFO L168 Benchmark]: CDTParser took 2.95 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. [2019-11-24 20:57:26,012 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3959.02 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 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:26,013 INFO L168 Benchmark]: Boogie Procedure Inliner took 454.02 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:26,017 INFO L168 Benchmark]: Boogie Preprocessor took 399.01 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:26,028 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.95 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 3959.02 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 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 454.02 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 399.01 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 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...