./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label19.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/Problem03_label19.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 82e96feaf513d5ea09fe2d6d6c91ceaef07076e1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem03_label19.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 82e96feaf513d5ea09fe2d6d6c91ceaef07076e1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:21:52,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:52,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:52,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:52,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:52,477 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:52,486 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:52,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:52,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:52,510 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:52,512 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:52,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:52,519 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:52,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:52,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:52,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:52,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:52,539 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:52,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:52,553 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:52,558 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:52,565 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:52,569 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:52,574 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:52,579 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:52,582 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:52,582 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:52,584 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:52,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:52,587 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:52,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:52,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:52,593 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:52,594 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:52,595 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:52,597 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:52,599 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:52,600 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:52,600 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:52,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:52,606 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:52,607 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:52,645 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:52,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:52,650 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:52,650 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:52,652 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:52,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:52,652 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:52,653 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:52,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:52,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:52,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:52,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:52,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:52,658 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:52,661 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:52,661 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:52,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:52,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:52,662 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:52,663 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:52,663 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:52,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:52,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:52,664 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:52,666 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:52,666 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:52,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:52,667 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:52,667 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 -> 82e96feaf513d5ea09fe2d6d6c91ceaef07076e1 [2019-11-27 09:21:53,314 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:53,345 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:53,353 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:53,357 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:53,358 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:53,361 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label19.c [2019-11-27 09:21:53,517 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99be03451/058fff64951c416e9381acdbe2f4f3df/FLAG4cf994686 [2019-11-27 09:21:54,941 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:54,947 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label19.c [2019-11-27 09:21:54,986 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99be03451/058fff64951c416e9381acdbe2f4f3df/FLAG4cf994686 [2019-11-27 09:21:55,023 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99be03451/058fff64951c416e9381acdbe2f4f3df [2019-11-27 09:21:55,032 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:55,036 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:55,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:55,042 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:55,050 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:55,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:55" (1/1) ... [2019-11-27 09:21:55,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:55, skipping insertion in model container [2019-11-27 09:21:55,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:55" (1/1) ... [2019-11-27 09:21:55,081 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:55,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:56,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:56,787 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:57,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:57,510 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:57,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57 WrapperNode [2019-11-27 09:21:57,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:57,515 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:57,519 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:57,519 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:57,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:57,621 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:57,837 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:57,841 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:57,841 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:57,842 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:57,862 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:57,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:57,881 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:57,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:57,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:58,013 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:58,048 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:57" (1/1) ... [2019-11-27 09:21:58,082 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:58,093 INFO L168 Benchmark]: Toolchain (without parser) took 3048.73 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 903.6 MB in the end (delta: 58.1 MB). Peak memory consumption was 58.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:58,094 INFO L168 Benchmark]: CDTParser took 1.84 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 09:21:58,099 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2473.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 926.5 MB in the end (delta: 35.2 MB). Peak memory consumption was 35.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:58,100 INFO L168 Benchmark]: Boogie Procedure Inliner took 325.42 ms. Allocated memory is still 1.0 GB. Free memory was 926.5 MB in the beginning and 915.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:58,106 INFO L168 Benchmark]: Boogie Preprocessor took 241.33 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 903.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:58,116 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.84 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 2473.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 926.5 MB in the end (delta: 35.2 MB). Peak memory consumption was 35.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 325.42 ms. Allocated memory is still 1.0 GB. Free memory was 926.5 MB in the beginning and 915.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 241.33 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 903.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 09:22:01,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:01,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:01,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:01,954 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:01,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:01,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:01,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:01,983 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:01,986 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:01,991 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:01,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:01,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:02,000 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:02,005 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:02,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:02,011 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:02,016 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:02,019 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:02,029 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:02,036 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:02,040 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:02,046 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:02,048 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:02,056 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:02,057 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:02,058 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:02,062 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:02,063 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:02,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:02,066 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:02,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:02,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:02,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:02,075 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:02,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:02,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:02,079 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:02,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:02,083 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:02,086 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:02,087 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:02,123 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:02,125 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:02,131 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:02,133 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:02,133 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:02,134 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:02,135 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:02,135 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:02,135 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:02,138 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:02,139 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:02,140 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:02,140 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:02,140 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:02,141 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:02,141 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:02,143 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:02,143 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:02,143 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:02,144 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:02,145 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:02,145 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:02,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:02,147 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:02,147 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:02,147 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:02,148 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:02,150 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:02,150 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:02,150 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:02,152 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 -> 82e96feaf513d5ea09fe2d6d6c91ceaef07076e1 [2019-11-27 09:22:02,749 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:02,776 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:02,784 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:02,787 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:02,789 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:02,792 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label19.c [2019-11-27 09:22:02,944 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdb8462c2/30417f9bb6bf47f4889a707f9e7be9e8/FLAG9bbf9bc98 [2019-11-27 09:22:04,314 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:04,315 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label19.c [2019-11-27 09:22:04,343 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdb8462c2/30417f9bb6bf47f4889a707f9e7be9e8/FLAG9bbf9bc98 [2019-11-27 09:22:04,370 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdb8462c2/30417f9bb6bf47f4889a707f9e7be9e8 [2019-11-27 09:22:04,376 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:04,377 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:04,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:04,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:04,388 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:04,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:04" (1/1) ... [2019-11-27 09:22:04,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:04, skipping insertion in model container [2019-11-27 09:22:04,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:04" (1/1) ... [2019-11-27 09:22:04,408 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:04,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:06,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:06,090 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:06,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:06,902 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:06,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:06 WrapperNode [2019-11-27 09:22:06,908 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:06,909 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:06,911 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:06,911 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:06,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:06" (1/1) ... [2019-11-27 09:22:07,037 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:06" (1/1) ... [2019-11-27 09:22:07,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:07,250 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:07,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:07,253 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:07,280 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:06" (1/1) ... [2019-11-27 09:22:07,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:06" (1/1) ... [2019-11-27 09:22:07,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:06" (1/1) ... [2019-11-27 09:22:07,305 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:06" (1/1) ... [2019-11-27 09:22:07,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:06" (1/1) ... [2019-11-27 09:22:07,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:06" (1/1) ... [2019-11-27 09:22:07,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:06" (1/1) ... [2019-11-27 09:22:07,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:07,576 INFO L168 Benchmark]: Toolchain (without parser) took 3193.73 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 896.7 MB in the end (delta: 64.9 MB). Peak memory consumption was 65.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:07,579 INFO L168 Benchmark]: CDTParser took 0.39 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 09:22:07,584 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2524.81 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 919.7 MB in the end (delta: 42.0 MB). Peak memory consumption was 42.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:07,585 INFO L168 Benchmark]: Boogie Procedure Inliner took 340.56 ms. Allocated memory is still 1.0 GB. Free memory was 919.7 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:07,590 INFO L168 Benchmark]: Boogie Preprocessor took 318.73 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 896.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:07,601 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 2524.81 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 919.7 MB in the end (delta: 42.0 MB). Peak memory consumption was 42.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 340.56 ms. Allocated memory is still 1.0 GB. Free memory was 919.7 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 318.73 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 896.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...