./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label44.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/Problem05_label44.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 718f59d9a7907afa87e0b6661ced9b5395a6c3ba ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem05_label44.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 718f59d9a7907afa87e0b6661ced9b5395a6c3ba ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:28:51,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:28:51,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:28:51,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:28:51,782 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:28:51,784 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:28:51,790 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:28:51,806 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:28:51,809 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:28:51,815 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:28:51,820 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:28:51,824 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:28:51,827 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:28:51,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:28:51,835 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:28:51,841 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:28:51,843 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:28:51,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:28:51,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:28:51,865 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:28:51,877 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:28:51,881 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:28:51,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:28:51,889 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:28:51,898 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:28:51,899 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:28:51,899 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:28:51,905 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:28:51,906 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:28:51,907 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:28:51,908 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:28:51,909 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:28:51,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:28:51,916 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:28:51,921 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:28:51,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:28:51,923 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:28:51,923 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:28:51,925 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:28:51,929 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:28:51,931 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:28:51,933 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:28:51,977 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:28:51,978 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:28:51,983 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:28:51,983 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:28:51,986 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:28:51,986 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:28:51,987 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:28:51,987 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:28:51,987 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:28:51,988 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:28:51,989 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:28:51,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:28:51,992 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:28:51,993 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:28:51,993 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:28:51,993 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:28:51,994 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:28:51,994 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:28:51,994 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:28:51,995 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:28:51,997 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:28:51,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:28:51,997 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:28:51,998 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:28:51,998 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:28:51,998 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:28:51,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:28:52,000 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:28:52,000 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 -> 718f59d9a7907afa87e0b6661ced9b5395a6c3ba [2019-11-25 22:28:52,587 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:28:52,619 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:28:52,625 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:28:52,629 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:28:52,631 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:28:52,632 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label44.c [2019-11-25 22:28:52,796 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/724065daa/60ddce9d2b3b43c4adf6bec944498bdc/FLAGad6212a29 [2019-11-25 22:28:54,869 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:28:54,873 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label44.c [2019-11-25 22:28:55,004 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/724065daa/60ddce9d2b3b43c4adf6bec944498bdc/FLAGad6212a29 [2019-11-25 22:28:55,045 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/724065daa/60ddce9d2b3b43c4adf6bec944498bdc [2019-11-25 22:28:55,053 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:28:55,059 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:28:55,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:55,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:28:55,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:28:55,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:55" (1/1) ... [2019-11-25 22:28:55,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:55, skipping insertion in model container [2019-11-25 22:28:55,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:28:55" (1/1) ... [2019-11-25 22:28:55,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:28:55,693 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:29:00,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:00,393 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:29:03,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:03,359 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:29:03,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:03 WrapperNode [2019-11-25 22:29:03,364 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:03,365 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:03,365 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:29:03,366 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:29:03,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:03" (1/1) ... [2019-11-25 22:29:03,547 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:03" (1/1) ... [2019-11-25 22:29:04,206 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:04,209 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:29:04,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:29:04,211 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:29:04,232 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:03" (1/1) ... [2019-11-25 22:29:04,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:03" (1/1) ... [2019-11-25 22:29:04,357 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:03" (1/1) ... [2019-11-25 22:29:04,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:03" (1/1) ... [2019-11-25 22:29:04,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:03" (1/1) ... [2019-11-25 22:29:04,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:03" (1/1) ... [2019-11-25 22:29:04,958 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:03" (1/1) ... [2019-11-25 22:29:05,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:29:05,105 INFO L168 Benchmark]: Toolchain (without parser) took 10039.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 747.4 MB in the end (delta: 185.5 MB). Peak memory consumption was 185.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:05,109 INFO L168 Benchmark]: CDTParser took 1.54 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 22:29:05,111 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8302.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 879.3 MB in the end (delta: 53.7 MB). Peak memory consumption was 273.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:05,114 INFO L168 Benchmark]: Boogie Procedure Inliner took 843.47 ms. Allocated memory is still 1.0 GB. Free memory was 879.3 MB in the beginning and 803.5 MB in the end (delta: 75.8 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:05,117 INFO L168 Benchmark]: Boogie Preprocessor took 887.64 ms. Allocated memory is still 1.0 GB. Free memory was 803.5 MB in the beginning and 747.4 MB in the end (delta: 56.0 MB). Peak memory consumption was 56.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:05,129 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.54 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 8302.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 879.3 MB in the end (delta: 53.7 MB). Peak memory consumption was 273.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 843.47 ms. Allocated memory is still 1.0 GB. Free memory was 879.3 MB in the beginning and 803.5 MB in the end (delta: 75.8 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 887.64 ms. Allocated memory is still 1.0 GB. Free memory was 803.5 MB in the beginning and 747.4 MB in the end (delta: 56.0 MB). Peak memory consumption was 56.0 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 22:29:09,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:29:09,208 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:29:09,245 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:29:09,246 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:29:09,250 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:29:09,256 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:29:09,275 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:29:09,277 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:29:09,283 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:29:09,287 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:29:09,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:29:09,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:29:09,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:29:09,305 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:29:09,311 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:29:09,314 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:29:09,319 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:29:09,322 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:29:09,332 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:29:09,339 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:29:09,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:29:09,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:29:09,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:29:09,362 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:29:09,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:29:09,364 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:29:09,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:29:09,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:29:09,370 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:29:09,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:29:09,374 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:29:09,379 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:29:09,380 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:29:09,383 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:29:09,384 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:29:09,387 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:29:09,387 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:29:09,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:29:09,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:29:09,395 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:29:09,397 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:29:09,440 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:29:09,442 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:29:09,449 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:29:09,449 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:29:09,449 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:29:09,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:29:09,453 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:29:09,453 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:29:09,454 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:29:09,454 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:29:09,455 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:29:09,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:29:09,456 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:29:09,457 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:29:09,458 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:29:09,458 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:29:09,458 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:29:09,459 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:29:09,460 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:29:09,461 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:29:09,463 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:29:09,463 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:29:09,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:29:09,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:29:09,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:29:09,464 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:29:09,466 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:29:09,466 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:29:09,467 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:29:09,469 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:29:09,470 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 -> 718f59d9a7907afa87e0b6661ced9b5395a6c3ba [2019-11-25 22:29:10,023 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:29:10,055 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:29:10,062 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:29:10,069 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:29:10,070 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:29:10,072 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label44.c [2019-11-25 22:29:10,240 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84d64beb6/fa7a28f80c734801992eba0d9eca210a/FLAG8815d3029 [2019-11-25 22:29:12,401 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:29:12,402 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label44.c [2019-11-25 22:29:12,546 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84d64beb6/fa7a28f80c734801992eba0d9eca210a/FLAG8815d3029 [2019-11-25 22:29:13,068 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84d64beb6/fa7a28f80c734801992eba0d9eca210a [2019-11-25 22:29:13,080 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:29:13,088 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:29:13,092 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:13,094 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:29:13,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:29:13,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:13" (1/1) ... [2019-11-25 22:29:13,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65159f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:13, skipping insertion in model container [2019-11-25 22:29:13,113 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:13" (1/1) ... [2019-11-25 22:29:13,135 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:29:13,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:29:19,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:19,050 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:29:22,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:22,789 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:29:22,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:22 WrapperNode [2019-11-25 22:29:22,790 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:22,791 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:22,795 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:29:22,796 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:29:22,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:22" (1/1) ... [2019-11-25 22:29:22,999 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:22" (1/1) ... [2019-11-25 22:29:23,596 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:23,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:29:23,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:29:23,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:29:23,621 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:22" (1/1) ... [2019-11-25 22:29:23,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:22" (1/1) ... [2019-11-25 22:29:23,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:22" (1/1) ... [2019-11-25 22:29:23,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:22" (1/1) ... [2019-11-25 22:29:24,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:22" (1/1) ... [2019-11-25 22:29:24,203 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:22" (1/1) ... [2019-11-25 22:29:24,301 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:22" (1/1) ... [2019-11-25 22:29:24,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:29:24,426 INFO L168 Benchmark]: Toolchain (without parser) took 11334.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.5 MB in the beginning and 722.0 MB in the end (delta: 209.5 MB). Peak memory consumption was 209.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:24,427 INFO L168 Benchmark]: CDTParser took 2.62 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 22:29:24,430 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9698.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.5 MB in the beginning and 857.4 MB in the end (delta: 74.1 MB). Peak memory consumption was 268.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:24,432 INFO L168 Benchmark]: Boogie Procedure Inliner took 804.73 ms. Allocated memory is still 1.0 GB. Free memory was 857.4 MB in the beginning and 778.7 MB in the end (delta: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:24,437 INFO L168 Benchmark]: Boogie Preprocessor took 819.84 ms. Allocated memory is still 1.0 GB. Free memory was 778.7 MB in the beginning and 722.0 MB in the end (delta: 56.7 MB). Peak memory consumption was 56.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:24,448 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.62 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 9698.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.5 MB in the beginning and 857.4 MB in the end (delta: 74.1 MB). Peak memory consumption was 268.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 804.73 ms. Allocated memory is still 1.0 GB. Free memory was 857.4 MB in the beginning and 778.7 MB in the end (delta: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 819.84 ms. Allocated memory is still 1.0 GB. Free memory was 778.7 MB in the beginning and 722.0 MB in the end (delta: 56.7 MB). Peak memory consumption was 56.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...