./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label52.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem05_label52.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 07a1dcd9a02b519a7bc21b475e11b1871a9e75dc ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem05_label52.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 07a1dcd9a02b519a7bc21b475e11b1871a9e75dc ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:24:03,547 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:03,553 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:03,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:03,587 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:03,594 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:03,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:03,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:03,619 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:03,626 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:03,631 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:03,632 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:03,635 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:03,639 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:03,644 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:03,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:03,653 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:03,657 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:03,664 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:03,671 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:03,678 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:03,683 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:03,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:03,692 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:03,702 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:03,703 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:03,703 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:03,705 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:03,708 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:03,709 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:03,713 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:03,714 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:03,715 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:03,718 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:03,720 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:03,723 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:03,724 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:03,725 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:03,725 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:03,729 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:03,730 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:03,731 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:24:03,777 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:03,778 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:03,782 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:03,782 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:03,784 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:03,784 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:03,785 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:03,785 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:24:03,787 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:03,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:03,788 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:03,789 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:03,789 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:03,790 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:03,791 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:03,791 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:03,791 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:03,794 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:03,794 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:03,794 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:03,795 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:03,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:03,795 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:03,796 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:03,798 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:03,798 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:24:03,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:24:03,799 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:03,799 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 -> 07a1dcd9a02b519a7bc21b475e11b1871a9e75dc [2019-11-27 09:24:04,334 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:04,363 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:04,370 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:04,375 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:04,376 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:04,377 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label52.c [2019-11-27 09:24:04,534 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a80d6ccb3/8ccccbd935934a22bacddd6bbea0a2d6/FLAGaf201edc6 [2019-11-27 09:24:06,539 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:06,542 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label52.c [2019-11-27 09:24:06,676 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a80d6ccb3/8ccccbd935934a22bacddd6bbea0a2d6/FLAGaf201edc6 [2019-11-27 09:24:07,185 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a80d6ccb3/8ccccbd935934a22bacddd6bbea0a2d6 [2019-11-27 09:24:07,195 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:07,197 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:07,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:07,205 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:07,213 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:07,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:07" (1/1) ... [2019-11-27 09:24:07,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:07, skipping insertion in model container [2019-11-27 09:24:07,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:07" (1/1) ... [2019-11-27 09:24:07,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:07,817 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:24:12,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:12,878 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:24:16,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:16,238 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:24:16,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:16 WrapperNode [2019-11-27 09:24:16,243 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:16,244 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:16,247 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:24:16,247 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:24:16,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:16" (1/1) ... [2019-11-27 09:24:16,440 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:16" (1/1) ... [2019-11-27 09:24:17,051 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:17,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:24:17,057 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:24:17,057 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:24:17,078 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:16" (1/1) ... [2019-11-27 09:24:17,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:16" (1/1) ... [2019-11-27 09:24:17,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:16" (1/1) ... [2019-11-27 09:24:17,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:16" (1/1) ... [2019-11-27 09:24:17,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:16" (1/1) ... [2019-11-27 09:24:17,605 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:16" (1/1) ... [2019-11-27 09:24:17,795 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:16" (1/1) ... [2019-11-27 09:24:17,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:24:17,973 INFO L168 Benchmark]: Toolchain (without parser) took 10771.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 765.3 MB in the end (delta: 167.8 MB). Peak memory consumption was 167.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:17,974 INFO L168 Benchmark]: CDTParser took 2.50 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. [2019-11-27 09:24:17,978 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9041.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 894.6 MB in the end (delta: 38.4 MB). Peak memory consumption was 277.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:17,982 INFO L168 Benchmark]: Boogie Procedure Inliner took 811.29 ms. Allocated memory is still 1.0 GB. Free memory was 894.6 MB in the beginning and 817.7 MB in the end (delta: 76.9 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:17,985 INFO L168 Benchmark]: Boogie Preprocessor took 910.14 ms. Allocated memory is still 1.0 GB. Free memory was 817.7 MB in the beginning and 765.3 MB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:17,994 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.50 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 9041.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 894.6 MB in the end (delta: 38.4 MB). Peak memory consumption was 277.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 811.29 ms. Allocated memory is still 1.0 GB. Free memory was 894.6 MB in the beginning and 817.7 MB in the end (delta: 76.9 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 910.14 ms. Allocated memory is still 1.0 GB. Free memory was 817.7 MB in the beginning and 765.3 MB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 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-da95e15 [2019-11-27 09:24:21,901 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:21,908 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:21,941 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:21,942 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:21,946 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:21,951 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:21,956 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:21,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:21,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:21,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:21,983 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:21,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:21,993 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:21,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:22,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:22,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:22,008 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:22,013 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:22,023 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:22,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:22,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:22,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:22,043 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:22,051 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:22,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:22,053 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:22,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:22,058 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:22,059 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:22,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:22,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:22,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:22,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:22,071 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:22,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:22,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:22,075 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:22,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:22,080 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:22,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:22,085 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:24:22,125 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:22,127 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:22,129 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:22,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:22,132 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:22,133 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:22,133 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:22,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:22,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:22,135 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:22,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:22,137 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:22,138 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:24:22,138 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:24:22,139 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:22,141 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:22,141 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:22,141 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:22,142 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:22,142 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:22,142 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:22,144 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:22,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:22,144 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:22,147 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:22,147 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:22,147 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:24:22,148 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:24:22,148 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:22,148 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:24:22,149 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 -> 07a1dcd9a02b519a7bc21b475e11b1871a9e75dc [2019-11-27 09:24:22,726 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:22,758 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:22,766 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:22,771 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:22,774 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:22,776 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label52.c [2019-11-27 09:24:22,931 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92be179b1/f6438f3c7758491d99bc147292b95bae/FLAG0697f625c [2019-11-27 09:24:24,847 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:24,848 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label52.c [2019-11-27 09:24:24,958 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92be179b1/f6438f3c7758491d99bc147292b95bae/FLAG0697f625c [2019-11-27 09:24:25,090 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92be179b1/f6438f3c7758491d99bc147292b95bae [2019-11-27 09:24:25,100 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:25,105 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:25,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:25,109 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:25,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:25,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:25" (1/1) ... [2019-11-27 09:24:25,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6797c128 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:25, skipping insertion in model container [2019-11-27 09:24:25,129 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:25" (1/1) ... [2019-11-27 09:24:25,147 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:25,722 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:24:31,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:31,695 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:24:34,371 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:34,474 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:24:34,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:34 WrapperNode [2019-11-27 09:24:34,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:34,483 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:34,483 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:24:34,483 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:24:34,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:34" (1/1) ... [2019-11-27 09:24:34,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:34" (1/1) ... [2019-11-27 09:24:35,298 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:35,301 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:24:35,301 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:24:35,301 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:24:35,323 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:34" (1/1) ... [2019-11-27 09:24:35,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:34" (1/1) ... [2019-11-27 09:24:35,418 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:34" (1/1) ... [2019-11-27 09:24:35,419 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:34" (1/1) ... [2019-11-27 09:24:35,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:34" (1/1) ... [2019-11-27 09:24:36,048 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:34" (1/1) ... [2019-11-27 09:24:36,171 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:34" (1/1) ... [2019-11-27 09:24:36,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:24:36,285 INFO L168 Benchmark]: Toolchain (without parser) took 11175.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 746.9 MB in the end (delta: 191.8 MB). Peak memory consumption was 191.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:36,286 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-27 09:24:36,290 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9368.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 886.8 MB in the end (delta: 52.0 MB). Peak memory consumption was 281.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:36,294 INFO L168 Benchmark]: Boogie Procedure Inliner took 817.63 ms. Allocated memory is still 1.0 GB. Free memory was 886.8 MB in the beginning and 807.0 MB in the end (delta: 79.9 MB). Peak memory consumption was 79.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:36,300 INFO L168 Benchmark]: Boogie Preprocessor took 974.24 ms. Allocated memory is still 1.0 GB. Free memory was 807.0 MB in the beginning and 746.9 MB in the end (delta: 60.0 MB). Peak memory consumption was 60.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:36,314 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 9368.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 886.8 MB in the end (delta: 52.0 MB). Peak memory consumption was 281.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 817.63 ms. Allocated memory is still 1.0 GB. Free memory was 886.8 MB in the beginning and 807.0 MB in the end (delta: 79.9 MB). Peak memory consumption was 79.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 974.24 ms. Allocated memory is still 1.0 GB. Free memory was 807.0 MB in the beginning and 746.9 MB in the end (delta: 60.0 MB). Peak memory consumption was 60.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...