./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label21.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_label21.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 ee1f1f0f8691c22dd7d11d979c3057126e9e4d88 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label21.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 ee1f1f0f8691c22dd7d11d979c3057126e9e4d88 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:51:05,442 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:05,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:05,467 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:05,468 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:05,480 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:05,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:05,496 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:05,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:05,510 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:05,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:05,513 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:05,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:05,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:05,519 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:05,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:05,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:05,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:05,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:05,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:05,540 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:05,545 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:05,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:05,550 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:05,556 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:05,556 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:05,557 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:05,560 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:05,560 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:05,561 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:05,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:05,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:05,565 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:05,567 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:05,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:05,570 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:05,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:05,573 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:05,573 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:05,574 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:05,575 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:05,578 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:05,605 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:05,607 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:05,609 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:05,610 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:05,610 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:05,610 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:05,613 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:05,613 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:05,613 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:05,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:05,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:05,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:05,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:05,615 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:05,616 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:05,616 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:05,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:05,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:05,618 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:05,618 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:05,619 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:05,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:05,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:05,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:05,620 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:05,621 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:05,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:05,621 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:05,621 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 -> ee1f1f0f8691c22dd7d11d979c3057126e9e4d88 [2019-11-26 16:51:06,115 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:06,133 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:06,136 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:06,139 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:06,141 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:06,142 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label21.c [2019-11-26 16:51:06,249 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/911eef55d/8a8e2915dcce4ecfb5f59693458e88cc/FLAG836952218 [2019-11-26 16:51:07,311 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:07,315 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label21.c [2019-11-26 16:51:07,354 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/911eef55d/8a8e2915dcce4ecfb5f59693458e88cc/FLAG836952218 [2019-11-26 16:51:07,766 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/911eef55d/8a8e2915dcce4ecfb5f59693458e88cc [2019-11-26 16:51:07,771 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:07,772 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:07,779 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:07,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:07,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:07,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:07" (1/1) ... [2019-11-26 16:51:07,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:07, skipping insertion in model container [2019-11-26 16:51:07,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:07" (1/1) ... [2019-11-26 16:51:07,797 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:07,963 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:09,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:09,508 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:10,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:10,234 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:10,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:10 WrapperNode [2019-11-26 16:51:10,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:10,241 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:10,241 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:10,241 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:10,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:10" (1/1) ... [2019-11-26 16:51:10,344 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:10" (1/1) ... [2019-11-26 16:51:10,652 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:10,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:10,657 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:10,657 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:10,672 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:10" (1/1) ... [2019-11-26 16:51:10,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:10" (1/1) ... [2019-11-26 16:51:10,713 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:10" (1/1) ... [2019-11-26 16:51:10,715 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:10" (1/1) ... [2019-11-26 16:51:10,859 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:10" (1/1) ... [2019-11-26 16:51:10,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:10" (1/1) ... [2019-11-26 16:51:10,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:10" (1/1) ... [2019-11-26 16:51:11,082 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:11,093 INFO L168 Benchmark]: Toolchain (without parser) took 3316.42 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 798.8 MB in the end (delta: 150.0 MB). Peak memory consumption was 150.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:11,094 INFO L168 Benchmark]: CDTParser took 1.72 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 16:51:11,098 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2461.39 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 868.0 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:11,099 INFO L168 Benchmark]: Boogie Procedure Inliner took 415.31 ms. Allocated memory is still 1.0 GB. Free memory was 868.0 MB in the beginning and 827.4 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:11,102 INFO L168 Benchmark]: Boogie Preprocessor took 430.37 ms. Allocated memory is still 1.0 GB. Free memory was 827.4 MB in the beginning and 798.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:11,110 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.72 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 2461.39 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 868.0 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 415.31 ms. Allocated memory is still 1.0 GB. Free memory was 868.0 MB in the beginning and 827.4 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 430.37 ms. Allocated memory is still 1.0 GB. Free memory was 827.4 MB in the beginning and 798.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 16:51:13,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:13,832 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:13,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:13,856 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:13,858 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:13,868 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:13,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:13,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:13,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:13,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:13,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:13,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:13,902 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:13,903 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:13,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:13,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:13,908 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:13,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:13,916 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:13,923 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:13,927 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:13,930 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:13,932 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:13,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:13,938 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:13,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:13,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:13,942 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:13,942 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:13,945 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:13,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:13,946 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:13,948 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:13,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:13,951 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:13,952 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:13,953 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:13,953 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:13,954 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:13,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:13,957 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:13,985 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:13,987 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:13,989 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:13,991 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:13,991 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:13,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:13,992 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:13,992 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:13,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:13,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:13,993 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:13,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:13,996 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:13,996 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:13,996 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:13,997 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:13,997 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:13,997 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:13,997 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:13,998 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:13,998 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:13,998 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:13,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:14,001 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:14,001 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:14,001 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:14,001 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:14,002 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:14,002 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:14,002 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:14,003 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 -> ee1f1f0f8691c22dd7d11d979c3057126e9e4d88 [2019-11-26 16:51:14,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:14,496 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:14,499 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:14,504 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:14,505 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:14,510 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label21.c [2019-11-26 16:51:14,615 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/955a7e764/4621a6bd3c0144f4b42e10699cc3167b/FLAG0f93ce17c [2019-11-26 16:51:15,760 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:15,763 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label21.c [2019-11-26 16:51:15,810 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/955a7e764/4621a6bd3c0144f4b42e10699cc3167b/FLAG0f93ce17c [2019-11-26 16:51:16,126 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/955a7e764/4621a6bd3c0144f4b42e10699cc3167b [2019-11-26 16:51:16,133 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:16,136 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:16,138 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:16,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:16,145 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:16,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:16" (1/1) ... [2019-11-26 16:51:16,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d8d314d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:16, skipping insertion in model container [2019-11-26 16:51:16,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:16" (1/1) ... [2019-11-26 16:51:16,166 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:16,327 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:18,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:18,059 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:18,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:18,940 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:18,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:18 WrapperNode [2019-11-26 16:51:18,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:18,946 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:18,946 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:18,946 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:18,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:18" (1/1) ... [2019-11-26 16:51:19,030 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:18" (1/1) ... [2019-11-26 16:51:19,221 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:19,223 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:19,223 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:19,223 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:19,238 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:18" (1/1) ... [2019-11-26 16:51:19,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:18" (1/1) ... [2019-11-26 16:51:19,281 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:18" (1/1) ... [2019-11-26 16:51:19,282 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:18" (1/1) ... [2019-11-26 16:51:19,403 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:18" (1/1) ... [2019-11-26 16:51:19,446 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:18" (1/1) ... [2019-11-26 16:51:19,488 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:18" (1/1) ... [2019-11-26 16:51:19,529 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:19,540 INFO L168 Benchmark]: Toolchain (without parser) took 3397.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 797.9 MB in the end (delta: 152.4 MB). Peak memory consumption was 152.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:19,541 INFO L168 Benchmark]: CDTParser took 0.27 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 16:51:19,542 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2807.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 843.7 MB in the end (delta: 106.5 MB). Peak memory consumption was 106.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:19,543 INFO L168 Benchmark]: Boogie Procedure Inliner took 276.93 ms. Allocated memory is still 1.0 GB. Free memory was 843.7 MB in the beginning and 815.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:19,545 INFO L168 Benchmark]: Boogie Preprocessor took 308.80 ms. Allocated memory is still 1.0 GB. Free memory was 815.1 MB in the beginning and 797.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:19,552 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 2807.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 843.7 MB in the end (delta: 106.5 MB). Peak memory consumption was 106.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 276.93 ms. Allocated memory is still 1.0 GB. Free memory was 843.7 MB in the beginning and 815.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 308.80 ms. Allocated memory is still 1.0 GB. Free memory was 815.1 MB in the beginning and 797.9 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...