./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label34.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/Problem17_label34.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 759e9f0580cf0b3cbc932bb728307da9134948b4 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label34.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 759e9f0580cf0b3cbc932bb728307da9134948b4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:42:39,823 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:39,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:39,851 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:39,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:39,858 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:39,860 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:39,873 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:39,879 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:39,884 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:39,885 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:39,889 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:39,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:39,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:39,895 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:39,896 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:39,898 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:39,899 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:39,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:39,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:39,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:39,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:39,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:39,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:39,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:39,931 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:39,931 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:39,935 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:39,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:39,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:39,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:39,939 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:39,940 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:39,941 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:39,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:39,945 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:39,946 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:39,946 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:39,946 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:39,947 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:39,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:39,951 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:42:39,980 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:39,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:39,983 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:39,986 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:39,986 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:39,986 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:39,986 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:39,987 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:42:39,987 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:39,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:39,988 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:39,988 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:39,988 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:39,991 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:39,991 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:39,991 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:39,992 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:39,992 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:39,992 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:39,992 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:39,993 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:39,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:39,993 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:39,993 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:39,994 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:39,996 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:42:39,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:42:39,996 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:39,996 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 -> 759e9f0580cf0b3cbc932bb728307da9134948b4 [2019-11-25 22:42:40,403 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:40,419 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:40,425 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:40,426 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:40,430 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:40,431 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label34.c [2019-11-25 22:42:40,529 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e25a017f9/fc1fcf0abd0e41b1ab60c473654f6a2e/FLAG59159860f [2019-11-25 22:42:41,670 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:41,675 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label34.c [2019-11-25 22:42:41,717 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e25a017f9/fc1fcf0abd0e41b1ab60c473654f6a2e/FLAG59159860f [2019-11-25 22:42:42,126 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e25a017f9/fc1fcf0abd0e41b1ab60c473654f6a2e [2019-11-25 22:42:42,134 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:42,138 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:42,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:42,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:42,145 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:42,147 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:42" (1/1) ... [2019-11-25 22:42:42,157 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 10:42:42, skipping insertion in model container [2019-11-25 22:42:42,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:42" (1/1) ... [2019-11-25 22:42:42,168 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:42,304 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:43,839 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:43,850 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:44,475 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:44,513 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:44,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:44 WrapperNode [2019-11-25 22:42:44,515 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:44,516 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:44,516 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:44,516 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:44,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:44" (1/1) ... [2019-11-25 22:42:44,597 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:44" (1/1) ... [2019-11-25 22:42:44,962 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:44,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:44,966 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:44,966 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:44,983 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:44" (1/1) ... [2019-11-25 22:42:44,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:44" (1/1) ... [2019-11-25 22:42:45,039 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:44" (1/1) ... [2019-11-25 22:42:45,039 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:44" (1/1) ... [2019-11-25 22:42:45,288 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:44" (1/1) ... [2019-11-25 22:42:45,333 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:44" (1/1) ... [2019-11-25 22:42:45,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:44" (1/1) ... [2019-11-25 22:42:45,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:45,529 INFO L168 Benchmark]: Toolchain (without parser) took 3390.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 781.4 MB in the end (delta: 173.2 MB). Peak memory consumption was 173.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:45,531 INFO L168 Benchmark]: CDTParser took 0.23 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 22:42:45,534 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2376.12 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 873.6 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:45,536 INFO L168 Benchmark]: Boogie Procedure Inliner took 446.99 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 810.5 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:45,540 INFO L168 Benchmark]: Boogie Preprocessor took 560.60 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 781.4 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:45,547 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 2376.12 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 873.6 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 446.99 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 810.5 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 560.60 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 781.4 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 22:42:48,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:48,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:48,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:48,362 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:48,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:48,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:48,383 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:48,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:48,386 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:48,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:48,394 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:48,394 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:48,397 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:48,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:48,403 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:48,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:48,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:48,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:48,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:48,424 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:48,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:48,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:48,433 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:48,439 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:48,439 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:48,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:48,442 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:48,443 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:48,444 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:48,447 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:48,448 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:48,448 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:48,450 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:48,452 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:48,455 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:48,456 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:48,456 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:48,456 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:48,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:48,460 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:48,461 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:42:48,489 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:48,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:48,495 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:48,495 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:48,496 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:48,496 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:48,497 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:48,497 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:48,497 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:48,500 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:48,501 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:48,501 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:48,501 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:42:48,502 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:42:48,502 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:48,502 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:48,502 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:48,503 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:48,503 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:48,503 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:48,503 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:48,505 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:48,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:48,505 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:48,505 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:48,506 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:48,506 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:42:48,506 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:42:48,508 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:48,508 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:42:48,509 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 -> 759e9f0580cf0b3cbc932bb728307da9134948b4 [2019-11-25 22:42:48,977 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:48,995 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:49,002 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:49,007 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:49,007 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:49,008 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label34.c [2019-11-25 22:42:49,116 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98a5e032b/578f2b7112964bd7b01cf44a2a2d313c/FLAGb8720331c [2019-11-25 22:42:50,175 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:50,176 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label34.c [2019-11-25 22:42:50,222 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98a5e032b/578f2b7112964bd7b01cf44a2a2d313c/FLAGb8720331c [2019-11-25 22:42:50,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98a5e032b/578f2b7112964bd7b01cf44a2a2d313c [2019-11-25 22:42:50,671 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:50,673 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:50,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:50,677 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:50,683 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:50,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:50" (1/1) ... [2019-11-25 22:42:50,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:50, skipping insertion in model container [2019-11-25 22:42:50,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:50" (1/1) ... [2019-11-25 22:42:50,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:50,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:52,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:52,566 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:53,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:53,418 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:53,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:53 WrapperNode [2019-11-25 22:42:53,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:53,423 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:53,425 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:53,425 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:53,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:53" (1/1) ... [2019-11-25 22:42:53,521 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:53" (1/1) ... [2019-11-25 22:42:53,717 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:53,717 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:53,718 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:53,718 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:53,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:53" (1/1) ... [2019-11-25 22:42:53,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:53" (1/1) ... [2019-11-25 22:42:53,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:53" (1/1) ... [2019-11-25 22:42:53,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:53" (1/1) ... [2019-11-25 22:42:53,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:53" (1/1) ... [2019-11-25 22:42:53,915 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:53" (1/1) ... [2019-11-25 22:42:53,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:53" (1/1) ... [2019-11-25 22:42:53,966 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:53,974 INFO L168 Benchmark]: Toolchain (without parser) took 3297.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 780.9 MB in the end (delta: 175.0 MB). Peak memory consumption was 175.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:53,975 INFO L168 Benchmark]: CDTParser took 1.53 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 22:42:53,978 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2745.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 821.0 MB in the end (delta: 129.2 MB). Peak memory consumption was 129.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:53,980 INFO L168 Benchmark]: Boogie Procedure Inliner took 294.03 ms. Allocated memory is still 1.0 GB. Free memory was 821.0 MB in the beginning and 798.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:53,983 INFO L168 Benchmark]: Boogie Preprocessor took 250.25 ms. Allocated memory is still 1.0 GB. Free memory was 798.1 MB in the beginning and 780.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:53,990 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.53 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 2745.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 821.0 MB in the end (delta: 129.2 MB). Peak memory consumption was 129.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 294.03 ms. Allocated memory is still 1.0 GB. Free memory was 821.0 MB in the beginning and 798.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 250.25 ms. Allocated memory is still 1.0 GB. Free memory was 798.1 MB in the beginning and 780.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...