./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label53.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/Problem17_label53.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 d732e087117a2b06ffd0951c9f626138e606410b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label53.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 d732e087117a2b06ffd0951c9f626138e606410b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:50:43,531 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:43,536 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:43,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:43,573 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:43,579 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:43,581 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:43,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:43,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:43,611 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:43,612 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:43,617 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:43,618 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:43,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:43,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:43,628 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:43,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:43,636 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:43,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:43,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:43,654 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:43,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:43,663 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:43,666 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:43,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:43,678 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:43,678 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:43,681 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:43,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:43,686 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:43,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:43,687 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:43,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:43,694 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:43,696 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:43,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:43,701 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:43,701 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:43,702 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:43,703 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:43,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:43,708 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:43,763 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:43,767 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:43,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:43,773 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:43,776 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:43,778 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:43,778 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:43,778 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:43,779 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:43,779 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:43,779 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:43,781 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:43,781 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:43,784 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:43,784 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:43,785 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:43,785 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:43,785 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:43,786 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:43,786 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:43,786 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:43,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:43,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:43,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:43,790 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:43,790 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:43,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:43,791 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:43,794 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 -> d732e087117a2b06ffd0951c9f626138e606410b [2019-11-26 16:50:44,347 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:44,377 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:44,384 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:44,389 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:44,389 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:44,392 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label53.c [2019-11-26 16:50:44,550 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abae6b622/1669882091724553b11afc8d51be8ea2/FLAGfc1c46360 [2019-11-26 16:50:46,040 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:46,041 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label53.c [2019-11-26 16:50:46,097 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abae6b622/1669882091724553b11afc8d51be8ea2/FLAGfc1c46360 [2019-11-26 16:50:46,136 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abae6b622/1669882091724553b11afc8d51be8ea2 [2019-11-26 16:50:46,145 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:46,150 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:46,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:46,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:46,165 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:46,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:46" (1/1) ... [2019-11-26 16:50:46,175 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 26.11 04:50:46, skipping insertion in model container [2019-11-26 16:50:46,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:46" (1/1) ... [2019-11-26 16:50:46,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:46,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:48,584 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:48,597 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:49,471 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:49,523 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:49,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49 WrapperNode [2019-11-26 16:50:49,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:49,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:49,532 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:49,532 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:49,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:49,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:50,198 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:50,204 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:50,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:50,205 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:50,225 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:50,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:50,339 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:50,342 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:50,619 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:50,672 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:50,773 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:50,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:50,905 INFO L168 Benchmark]: Toolchain (without parser) took 4749.10 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 776.3 MB in the end (delta: 179.6 MB). Peak memory consumption was 179.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:50,906 INFO L168 Benchmark]: CDTParser took 1.08 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 16:50:50,909 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3370.87 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 873.7 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:50,911 INFO L168 Benchmark]: Boogie Procedure Inliner took 672.92 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 810.7 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:50,917 INFO L168 Benchmark]: Boogie Preprocessor took 691.18 ms. Allocated memory is still 1.0 GB. Free memory was 810.7 MB in the beginning and 776.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:50,928 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08 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 3370.87 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 873.7 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 672.92 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 810.7 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 691.18 ms. Allocated memory is still 1.0 GB. Free memory was 810.7 MB in the beginning and 776.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:50:54,771 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:54,778 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:54,808 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:54,810 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:54,821 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:54,825 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:54,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:54,847 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:54,856 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:54,859 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:54,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:54,864 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:54,870 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:54,874 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:54,879 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:54,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:54,884 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:54,887 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:54,896 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:54,903 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:54,909 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:54,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:54,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:54,931 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:54,931 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:54,931 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:54,933 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:54,934 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:54,935 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:54,935 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:54,940 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:54,941 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:54,942 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:54,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:54,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:54,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:54,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:54,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:54,954 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:54,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:54,960 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:54,997 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:54,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:55,003 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:55,004 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:55,004 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:55,004 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:55,005 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:55,006 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:55,006 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:55,009 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:55,010 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:55,011 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:55,011 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:55,011 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:55,012 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:55,012 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:55,012 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:55,013 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:55,015 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:55,015 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:55,015 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:55,016 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:55,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:55,016 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:55,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:55,020 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:55,020 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:55,021 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:55,021 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:55,021 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:55,023 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 -> d732e087117a2b06ffd0951c9f626138e606410b [2019-11-26 16:50:55,604 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:55,633 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:55,640 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:55,643 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:55,646 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:55,648 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label53.c [2019-11-26 16:50:55,808 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c6ae9524/6c38f1b55b404af4ad0492b6213e6e89/FLAG2638a18a3 [2019-11-26 16:50:57,324 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:57,328 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label53.c [2019-11-26 16:50:57,393 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c6ae9524/6c38f1b55b404af4ad0492b6213e6e89/FLAG2638a18a3 [2019-11-26 16:50:57,431 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c6ae9524/6c38f1b55b404af4ad0492b6213e6e89 [2019-11-26 16:50:57,441 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:57,448 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:57,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:57,452 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:57,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:57,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:57" (1/1) ... [2019-11-26 16:50:57,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:57, skipping insertion in model container [2019-11-26 16:50:57,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:57" (1/1) ... [2019-11-26 16:50:57,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:57,696 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:00,297 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:00,310 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:01,515 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:01,549 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:01,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:01 WrapperNode [2019-11-26 16:51:01,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:01,556 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:01,556 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:01,556 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:01,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:01" (1/1) ... [2019-11-26 16:51:01,641 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:01" (1/1) ... [2019-11-26 16:51:01,901 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:01,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:01,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:01,904 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:01,927 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:01" (1/1) ... [2019-11-26 16:51:01,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:01" (1/1) ... [2019-11-26 16:51:01,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:01" (1/1) ... [2019-11-26 16:51:01,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:01" (1/1) ... [2019-11-26 16:51:02,129 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:01" (1/1) ... [2019-11-26 16:51:02,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:01" (1/1) ... [2019-11-26 16:51:02,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:01" (1/1) ... [2019-11-26 16:51:02,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:02,294 INFO L168 Benchmark]: Toolchain (without parser) took 4840.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 782.1 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:02,294 INFO L168 Benchmark]: CDTParser took 3.00 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 16:51:02,297 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4103.19 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 822.3 MB in the end (delta: 133.7 MB). Peak memory consumption was 133.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:02,298 INFO L168 Benchmark]: Boogie Procedure Inliner took 348.06 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:02,303 INFO L168 Benchmark]: Boogie Preprocessor took 381.76 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 782.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:02,313 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.00 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 4103.19 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 822.3 MB in the end (delta: 133.7 MB). Peak memory consumption was 133.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 348.06 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 381.76 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 782.1 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...