./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_label50.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 483981f2653960c788f63687695c03dc8a43fcaf ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label50.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 483981f2653960c788f63687695c03dc8a43fcaf ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:28,422 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:28,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:28,446 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:28,447 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:28,455 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:28,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:28,470 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:28,477 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:28,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:28,481 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:28,486 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:28,487 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:28,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:28,494 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:28,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:28,496 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:28,497 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:28,502 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:28,506 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:28,513 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:28,514 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:28,518 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:28,519 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:28,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:28,526 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:28,526 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:28,530 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:28,530 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:28,531 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:28,534 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:28,535 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:28,535 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:28,536 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:28,540 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:28,540 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:28,541 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:28,541 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:28,542 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:28,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:28,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:28,549 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:28,577 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:28,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:28,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:28,582 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:28,585 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:28,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:28,585 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:28,585 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:28,586 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:28,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:28,587 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:28,587 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:28,587 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:28,588 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:28,588 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:28,588 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:28,588 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:28,589 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:28,589 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:28,589 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:28,592 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:28,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:28,592 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:28,592 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:28,593 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:28,593 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:28,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:28,593 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:28,593 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 -> 483981f2653960c788f63687695c03dc8a43fcaf [2019-11-26 16:51:29,004 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:29,022 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:29,028 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:29,030 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:29,032 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:29,033 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label50.c [2019-11-26 16:51:29,126 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6647225c5/7f73f30809e249aa84fc85e921353ab5/FLAG03437d804 [2019-11-26 16:51:30,200 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:30,205 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label50.c [2019-11-26 16:51:30,247 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6647225c5/7f73f30809e249aa84fc85e921353ab5/FLAG03437d804 [2019-11-26 16:51:30,656 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6647225c5/7f73f30809e249aa84fc85e921353ab5 [2019-11-26 16:51:30,665 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:30,667 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:30,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:30,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:30,676 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:30,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:30" (1/1) ... [2019-11-26 16:51:30,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:30, skipping insertion in model container [2019-11-26 16:51:30,684 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:30" (1/1) ... [2019-11-26 16:51:30,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:30,880 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:32,413 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:32,425 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:33,107 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:33,149 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:33,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:33 WrapperNode [2019-11-26 16:51:33,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:33,156 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:33,156 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:33,160 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:33,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:33" (1/1) ... [2019-11-26 16:51:33,233 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:33" (1/1) ... [2019-11-26 16:51:33,502 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:33,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:33,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:33,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:33,526 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:33" (1/1) ... [2019-11-26 16:51:33,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:33" (1/1) ... [2019-11-26 16:51:33,583 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:33" (1/1) ... [2019-11-26 16:51:33,586 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:33" (1/1) ... [2019-11-26 16:51:33,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:33" (1/1) ... [2019-11-26 16:51:33,804 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:33" (1/1) ... [2019-11-26 16:51:33,876 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:33" (1/1) ... [2019-11-26 16:51:33,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:33,983 INFO L168 Benchmark]: Toolchain (without parser) took 3312.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 798.5 MB in the end (delta: 150.3 MB). Peak memory consumption was 150.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:33,984 INFO L168 Benchmark]: CDTParser took 3.79 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. [2019-11-26 16:51:33,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2485.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 867.8 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:33,988 INFO L168 Benchmark]: Boogie Procedure Inliner took 350.16 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:33,990 INFO L168 Benchmark]: Boogie Preprocessor took 470.57 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 798.5 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:34,000 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.79 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 2485.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 867.8 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 350.16 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 470.57 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 798.5 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 0.1.24-025d5a2 [2019-11-26 16:51:36,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:36,702 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:36,725 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:36,726 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:36,730 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:36,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:36,748 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:36,752 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:36,756 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:36,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:36,760 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:36,762 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:36,767 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:36,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:36,770 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:36,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:36,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:36,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:36,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:36,788 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:36,796 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:36,797 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:36,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:36,804 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:36,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:36,805 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:36,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:36,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:36,811 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:36,811 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:36,812 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:36,812 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:36,814 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:36,818 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:36,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:36,819 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:36,820 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:36,820 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:36,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:36,825 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:36,826 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:36,853 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:36,856 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:36,858 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:36,858 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:36,858 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:36,859 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:36,859 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:36,859 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:36,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:36,861 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:36,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:36,862 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:36,862 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:36,863 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:36,863 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:36,864 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:36,864 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:36,864 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:36,867 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:36,867 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:36,867 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:36,868 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:36,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:36,868 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:36,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:36,868 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:36,869 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:36,869 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:36,869 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:36,869 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:36,870 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 -> 483981f2653960c788f63687695c03dc8a43fcaf [2019-11-26 16:51:37,342 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:37,360 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:37,364 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:37,370 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:37,371 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:37,372 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label50.c [2019-11-26 16:51:37,471 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50dbb8913/5960734759dc428fa8ba149e4c863019/FLAGe304c4e9c [2019-11-26 16:51:38,553 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:38,557 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label50.c [2019-11-26 16:51:38,604 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50dbb8913/5960734759dc428fa8ba149e4c863019/FLAGe304c4e9c [2019-11-26 16:51:39,003 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50dbb8913/5960734759dc428fa8ba149e4c863019 [2019-11-26 16:51:39,009 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:39,010 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:39,018 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:39,018 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:39,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:39,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:39" (1/1) ... [2019-11-26 16:51:39,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:39, skipping insertion in model container [2019-11-26 16:51:39,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:39" (1/1) ... [2019-11-26 16:51:39,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:39,212 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:40,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:40,901 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:41,714 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:41,757 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:41,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41 WrapperNode [2019-11-26 16:51:41,759 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:41,760 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:41,762 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:41,762 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:41,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:41,843 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:42,067 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:42,067 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:42,069 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:42,069 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:42,087 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:42,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:42,125 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:42,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:42,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:42,291 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:42,330 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:42,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:42,385 INFO L168 Benchmark]: Toolchain (without parser) took 3371.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 799.3 MB in the end (delta: 156.7 MB). Peak memory consumption was 156.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:42,386 INFO L168 Benchmark]: CDTParser took 0.21 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. [2019-11-26 16:51:42,389 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2741.68 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: 110.8 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:42,391 INFO L168 Benchmark]: Boogie Procedure Inliner took 307.14 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. [2019-11-26 16:51:42,394 INFO L168 Benchmark]: Boogie Preprocessor took 312.16 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. [2019-11-26 16:51:42,401 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 2741.68 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: 110.8 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 307.14 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 312.16 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...