./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label26.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_label26.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 aced3db685c61109ac5aa137b04226bec6bd3022 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label26.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 aced3db685c61109ac5aa137b04226bec6bd3022 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:43:16,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:16,875 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:16,903 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:16,904 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:16,910 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:16,911 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:16,930 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:16,935 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:16,940 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:16,944 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:16,949 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:16,950 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:16,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:16,959 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:16,963 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:16,965 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:16,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:16,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:16,979 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:16,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:16,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:16,993 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:16,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:17,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:17,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:17,003 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:17,005 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:17,005 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:17,008 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:17,009 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:17,009 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:17,010 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:17,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:17,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:17,016 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:17,017 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:17,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:17,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:17,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:17,022 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:17,023 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:43:17,050 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:17,054 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:17,057 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:17,057 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:17,057 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:17,057 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:17,060 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:17,060 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:43:17,060 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:17,060 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:17,061 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:17,062 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:17,062 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:17,062 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:17,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:17,063 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:17,065 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:17,065 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:17,065 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:17,065 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:17,066 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:17,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:17,066 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:17,066 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:17,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:17,068 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:43:17,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:43:17,068 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:17,069 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 -> aced3db685c61109ac5aa137b04226bec6bd3022 [2019-11-25 22:43:17,540 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:17,561 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:17,570 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:17,571 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:17,575 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:17,576 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label26.c [2019-11-25 22:43:17,694 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/320b7e3ae/fe1973cd52824435a1c95900d17845c6/FLAG026408a3f [2019-11-25 22:43:18,819 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:18,826 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label26.c [2019-11-25 22:43:18,875 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/320b7e3ae/fe1973cd52824435a1c95900d17845c6/FLAG026408a3f [2019-11-25 22:43:19,251 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/320b7e3ae/fe1973cd52824435a1c95900d17845c6 [2019-11-25 22:43:19,261 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:19,267 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:19,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:19,269 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:19,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:19,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:19" (1/1) ... [2019-11-25 22:43:19,283 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 25.11 10:43:19, skipping insertion in model container [2019-11-25 22:43:19,284 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:19" (1/1) ... [2019-11-25 22:43:19,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:19,461 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:21,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:21,069 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:43:21,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:21,798 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:43:21,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:21 WrapperNode [2019-11-25 22:43:21,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:21,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:21,802 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:43:21,802 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:43:21,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:21" (1/1) ... [2019-11-25 22:43:21,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:21" (1/1) ... [2019-11-25 22:43:22,244 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:22,246 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:22,246 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:22,246 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:22,263 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:21" (1/1) ... [2019-11-25 22:43:22,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:21" (1/1) ... [2019-11-25 22:43:22,308 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:21" (1/1) ... [2019-11-25 22:43:22,308 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:21" (1/1) ... [2019-11-25 22:43:22,459 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:21" (1/1) ... [2019-11-25 22:43:22,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:21" (1/1) ... [2019-11-25 22:43:22,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:21" (1/1) ... [2019-11-25 22:43:22,661 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:22,671 INFO L168 Benchmark]: Toolchain (without parser) took 3402.22 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 798.9 MB in the end (delta: 149.9 MB). Peak memory consumption was 150.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:22,672 INFO L168 Benchmark]: CDTParser took 0.50 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. [2019-11-25 22:43:22,673 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2531.66 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. [2019-11-25 22:43:22,676 INFO L168 Benchmark]: Boogie Procedure Inliner took 444.28 ms. Allocated memory is still 1.0 GB. Free memory was 868.0 MB in the beginning and 822.1 MB in the end (delta: 46.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:22,680 INFO L168 Benchmark]: Boogie Preprocessor took 416.82 ms. Allocated memory is still 1.0 GB. Free memory was 822.1 MB in the beginning and 798.9 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:22,688 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 2531.66 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 444.28 ms. Allocated memory is still 1.0 GB. Free memory was 868.0 MB in the beginning and 822.1 MB in the end (delta: 46.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 416.82 ms. Allocated memory is still 1.0 GB. Free memory was 822.1 MB in the beginning and 798.9 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:43:25,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:25,555 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:25,579 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:25,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:25,581 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:25,585 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:25,595 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:25,601 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:25,605 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:25,606 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:25,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:25,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:25,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:25,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:25,619 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:25,620 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:25,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:25,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:25,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:25,635 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:25,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:25,641 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:25,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:25,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:25,652 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:25,652 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:25,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:25,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:25,655 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:25,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:25,658 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:25,658 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:25,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:25,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:25,664 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:25,665 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:25,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:25,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:25,669 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:25,670 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:25,675 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:43:25,714 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:25,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:25,716 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:25,719 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:25,719 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:25,719 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:25,722 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:25,722 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:25,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:25,722 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:25,723 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:25,724 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:25,724 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:43:25,724 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:43:25,724 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:25,725 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:25,725 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:25,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:25,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:25,727 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:25,727 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:25,727 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:25,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:25,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:25,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:25,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:25,730 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:43:25,732 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:43:25,732 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:25,732 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:43:25,733 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 -> aced3db685c61109ac5aa137b04226bec6bd3022 [2019-11-25 22:43:26,122 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:26,157 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:26,163 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:26,168 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:26,168 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:26,169 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label26.c [2019-11-25 22:43:26,275 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c19de54e/d188f643c3894315aae0debf0eb7d2f5/FLAG2a6a5d4c2 [2019-11-25 22:43:27,401 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:27,404 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label26.c [2019-11-25 22:43:27,447 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c19de54e/d188f643c3894315aae0debf0eb7d2f5/FLAG2a6a5d4c2 [2019-11-25 22:43:27,826 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c19de54e/d188f643c3894315aae0debf0eb7d2f5 [2019-11-25 22:43:27,829 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:27,832 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:27,840 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:27,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:27,846 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:27,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:27" (1/1) ... [2019-11-25 22:43:27,854 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 25.11 10:43:27, skipping insertion in model container [2019-11-25 22:43:27,854 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:27" (1/1) ... [2019-11-25 22:43:27,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:28,035 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:29,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:29,907 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:43:30,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:30,865 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:43:30,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:30 WrapperNode [2019-11-25 22:43:30,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:30,869 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:30,872 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:43:30,872 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:43:30,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:30" (1/1) ... [2019-11-25 22:43:30,958 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:30" (1/1) ... [2019-11-25 22:43:31,172 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:31,173 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:31,174 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:31,174 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:31,193 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:30" (1/1) ... [2019-11-25 22:43:31,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:30" (1/1) ... [2019-11-25 22:43:31,231 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:30" (1/1) ... [2019-11-25 22:43:31,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:30" (1/1) ... [2019-11-25 22:43:31,360 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:30" (1/1) ... [2019-11-25 22:43:31,406 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:30" (1/1) ... [2019-11-25 22:43:31,440 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:30" (1/1) ... [2019-11-25 22:43:31,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:31,481 INFO L168 Benchmark]: Toolchain (without parser) took 3644.53 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 799.3 MB in the end (delta: 149.5 MB). Peak memory consumption was 149.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:31,482 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-25 22:43:31,483 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3028.35 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 845.1 MB in the end (delta: 103.7 MB). Peak memory consumption was 103.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:31,486 INFO L168 Benchmark]: Boogie Procedure Inliner took 304.10 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:31,488 INFO L168 Benchmark]: Boogie Preprocessor took 300.27 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:31,496 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 3028.35 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 845.1 MB in the end (delta: 103.7 MB). Peak memory consumption was 103.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 304.10 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 300.27 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...