./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label03.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem06_label03.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 c7529e30a41438c70cecb88ee0b90f16f00c1b24 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label03.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 c7529e30a41438c70cecb88ee0b90f16f00c1b24 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:37:13,860 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:13,867 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:13,898 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:13,899 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:13,902 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:13,904 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:13,924 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:13,931 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:13,937 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:13,941 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:13,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:13,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:13,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:13,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:13,961 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:13,964 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:13,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:13,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:13,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:13,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:13,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:14,002 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:14,004 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:14,011 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:14,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:14,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:14,015 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:14,016 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:14,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:14,021 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:14,022 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:14,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:14,027 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:14,031 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:14,032 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:14,033 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:14,036 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:14,036 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:14,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:14,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:14,043 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:37:14,081 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:14,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:14,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:14,086 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:14,087 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:14,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:14,090 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:14,090 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:37:14,091 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:14,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:14,092 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:14,093 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:14,093 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:14,094 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:14,095 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:14,095 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:14,095 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:14,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:14,097 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:14,097 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:14,100 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:14,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:14,101 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:14,101 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:14,101 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:14,101 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:37:14,102 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:37:14,102 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:14,105 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 -> c7529e30a41438c70cecb88ee0b90f16f00c1b24 [2019-11-26 16:37:14,712 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:14,743 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:14,752 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:14,754 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:14,758 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:14,759 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label03.c [2019-11-26 16:37:14,917 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30b0c898c/4eccab684535493ca5d11a1413f8f2f6/FLAGeb39c35fc [2019-11-26 16:37:17,050 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:17,055 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label03.c [2019-11-26 16:37:17,191 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30b0c898c/4eccab684535493ca5d11a1413f8f2f6/FLAGeb39c35fc [2019-11-26 16:37:17,232 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30b0c898c/4eccab684535493ca5d11a1413f8f2f6 [2019-11-26 16:37:17,241 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:17,246 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:17,250 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:17,250 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:17,262 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:17,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:17" (1/1) ... [2019-11-26 16:37:17,275 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:17, skipping insertion in model container [2019-11-26 16:37:17,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:17" (1/1) ... [2019-11-26 16:37:17,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:17,791 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:22,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:22,507 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:24,926 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:25,056 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:25,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:25 WrapperNode [2019-11-26 16:37:25,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:25,061 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:25,063 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:25,063 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:25,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:25" (1/1) ... [2019-11-26 16:37:25,201 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:25" (1/1) ... [2019-11-26 16:37:25,711 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:25,713 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:25,713 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:25,714 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:25,735 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:25" (1/1) ... [2019-11-26 16:37:25,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:25" (1/1) ... [2019-11-26 16:37:25,844 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:25" (1/1) ... [2019-11-26 16:37:25,849 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:25" (1/1) ... [2019-11-26 16:37:26,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:25" (1/1) ... [2019-11-26 16:37:26,232 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:25" (1/1) ... [2019-11-26 16:37:26,346 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:25" (1/1) ... [2019-11-26 16:37:26,467 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:26,477 INFO L168 Benchmark]: Toolchain (without parser) took 9228.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 781.1 MB in the end (delta: 152.0 MB). Peak memory consumption was 152.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:26,479 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:37:26,483 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7811.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 907.1 MB in the end (delta: 25.9 MB). Peak memory consumption was 273.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:26,487 INFO L168 Benchmark]: Boogie Procedure Inliner took 651.22 ms. Allocated memory is still 1.0 GB. Free memory was 907.1 MB in the beginning and 831.5 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:26,490 INFO L168 Benchmark]: Boogie Preprocessor took 755.66 ms. Allocated memory is still 1.0 GB. Free memory was 831.5 MB in the beginning and 781.1 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:26,500 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 7811.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 907.1 MB in the end (delta: 25.9 MB). Peak memory consumption was 273.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 651.22 ms. Allocated memory is still 1.0 GB. Free memory was 907.1 MB in the beginning and 831.5 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 755.66 ms. Allocated memory is still 1.0 GB. Free memory was 831.5 MB in the beginning and 781.1 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:37:30,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:30,294 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:30,323 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:30,325 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:30,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:30,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:30,351 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:30,358 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:30,360 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:30,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:30,370 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:30,371 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:30,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:30,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:30,387 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:30,389 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:30,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:30,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:30,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:30,414 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:30,419 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:30,421 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:30,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:30,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:30,436 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:30,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:30,441 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:30,442 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:30,443 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:30,443 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:30,444 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:30,449 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:30,450 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:30,453 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:30,454 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:30,455 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:30,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:30,458 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:30,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:30,464 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:30,465 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:37:30,508 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:30,509 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:30,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:30,515 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:30,515 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:30,516 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:30,516 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:30,516 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:30,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:30,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:30,519 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:30,520 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:30,520 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:37:30,523 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:37:30,524 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:30,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:30,524 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:30,524 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:30,525 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:30,525 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:30,525 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:30,526 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:30,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:30,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:30,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:30,529 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:30,529 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:37:30,529 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:37:30,530 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:30,531 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:37:30,532 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 -> c7529e30a41438c70cecb88ee0b90f16f00c1b24 [2019-11-26 16:37:31,155 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:31,192 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:31,199 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:31,206 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:31,209 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:31,211 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label03.c [2019-11-26 16:37:31,364 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbd0d7ae3/33f2ea0a18f9409b82fbda7820406565/FLAGb203f3f38 [2019-11-26 16:37:33,423 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:33,427 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label03.c [2019-11-26 16:37:33,522 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbd0d7ae3/33f2ea0a18f9409b82fbda7820406565/FLAGb203f3f38 [2019-11-26 16:37:33,559 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbd0d7ae3/33f2ea0a18f9409b82fbda7820406565 [2019-11-26 16:37:33,564 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:33,571 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:33,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:33,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:33,584 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:33,586 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:33" (1/1) ... [2019-11-26 16:37:33,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483df1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:33, skipping insertion in model container [2019-11-26 16:37:33,597 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:33" (1/1) ... [2019-11-26 16:37:33,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:34,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:38,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:38,402 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:40,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:40,942 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:40,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:40 WrapperNode [2019-11-26 16:37:40,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:40,953 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:40,953 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:40,953 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:40,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:40" (1/1) ... [2019-11-26 16:37:41,145 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:40" (1/1) ... [2019-11-26 16:37:41,779 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:41,779 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:41,780 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:41,780 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:41,803 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:40" (1/1) ... [2019-11-26 16:37:41,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:40" (1/1) ... [2019-11-26 16:37:41,889 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:40" (1/1) ... [2019-11-26 16:37:41,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:40" (1/1) ... [2019-11-26 16:37:42,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:40" (1/1) ... [2019-11-26 16:37:42,314 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:40" (1/1) ... [2019-11-26 16:37:42,426 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:40" (1/1) ... [2019-11-26 16:37:42,532 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:42,542 INFO L168 Benchmark]: Toolchain (without parser) took 8969.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 766.4 MB in the end (delta: 171.0 MB). Peak memory consumption was 171.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:42,543 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:37:42,548 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7369.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 892.7 MB in the end (delta: 44.6 MB). Peak memory consumption was 275.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:42,549 INFO L168 Benchmark]: Boogie Procedure Inliner took 826.50 ms. Allocated memory is still 1.0 GB. Free memory was 892.7 MB in the beginning and 822.8 MB in the end (delta: 70.0 MB). Peak memory consumption was 70.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:42,554 INFO L168 Benchmark]: Boogie Preprocessor took 756.32 ms. Allocated memory is still 1.0 GB. Free memory was 822.8 MB in the beginning and 766.4 MB in the end (delta: 56.4 MB). Peak memory consumption was 56.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:42,565 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 7369.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 892.7 MB in the end (delta: 44.6 MB). Peak memory consumption was 275.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 826.50 ms. Allocated memory is still 1.0 GB. Free memory was 892.7 MB in the beginning and 822.8 MB in the end (delta: 70.0 MB). Peak memory consumption was 70.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 756.32 ms. Allocated memory is still 1.0 GB. Free memory was 822.8 MB in the beginning and 766.4 MB in the end (delta: 56.4 MB). Peak memory consumption was 56.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...