./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label53.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem01_label53.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 bab2da56573ef206e3542dbf4ea35e0da738901e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem01_label53.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 bab2da56573ef206e3542dbf4ea35e0da738901e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:21:01,893 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:01,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:01,925 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:01,927 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:01,930 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:01,944 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:01,961 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:01,963 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:01,970 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:01,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:01,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:01,980 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:01,986 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:01,991 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:01,994 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:01,998 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:02,003 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:02,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:02,015 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:02,023 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:02,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:02,031 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:02,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:02,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:02,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:02,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:02,049 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:02,051 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:02,052 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:02,054 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:02,055 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:02,060 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:02,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:02,063 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:02,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:02,067 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:02,068 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:02,068 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:02,069 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:02,072 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:02,074 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:02,114 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:02,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:02,120 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:02,122 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:02,122 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:02,123 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:02,123 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:02,125 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:02,125 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:02,125 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:02,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:02,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:02,129 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:02,130 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:02,130 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:02,130 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:02,132 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:02,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:02,132 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:02,133 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:02,135 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:02,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:02,135 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:02,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:02,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:02,136 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:02,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:02,138 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:02,138 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 -> bab2da56573ef206e3542dbf4ea35e0da738901e [2019-11-27 09:21:02,722 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:02,755 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:02,759 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:02,767 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:02,767 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:02,769 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label53.c [2019-11-27 09:21:02,930 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9468a5b11/24ca4d4a51b84a6fbcf9c9d09e871056/FLAGb8531d243 [2019-11-27 09:21:03,965 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:03,968 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label53.c [2019-11-27 09:21:04,013 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9468a5b11/24ca4d4a51b84a6fbcf9c9d09e871056/FLAGb8531d243 [2019-11-27 09:21:04,053 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9468a5b11/24ca4d4a51b84a6fbcf9c9d09e871056 [2019-11-27 09:21:04,059 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:04,064 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:04,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:04,069 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:04,076 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:04,080 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:04" (1/1) ... [2019-11-27 09:21:04,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:04, skipping insertion in model container [2019-11-27 09:21:04,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:04" (1/1) ... [2019-11-27 09:21:04,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:04,224 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:05,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:05,280 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:05,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:05,582 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:05,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:05 WrapperNode [2019-11-27 09:21:05,586 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:05,587 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:05,589 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:05,589 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:05,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:05" (1/1) ... [2019-11-27 09:21:05,655 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:05" (1/1) ... [2019-11-27 09:21:05,798 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:05,805 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:05,807 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:05,808 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:05,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:05" (1/1) ... [2019-11-27 09:21:05,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:05" (1/1) ... [2019-11-27 09:21:05,846 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:05" (1/1) ... [2019-11-27 09:21:05,849 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:05" (1/1) ... [2019-11-27 09:21:05,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:05" (1/1) ... [2019-11-27 09:21:05,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:05" (1/1) ... [2019-11-27 09:21:05,961 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:05" (1/1) ... [2019-11-27 09:21:05,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:06,002 INFO L168 Benchmark]: Toolchain (without parser) took 1937.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.2 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:06,008 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:21:06,014 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1519.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.6 MB in the end (delta: -5.2 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:06,016 INFO L168 Benchmark]: Boogie Procedure Inliner took 217.76 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:06,019 INFO L168 Benchmark]: Boogie Preprocessor took 193.43 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:06,030 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1519.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.6 MB in the end (delta: -5.2 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 217.76 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.43 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:21:09,808 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:09,811 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:09,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:09,839 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:09,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:09,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:09,876 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:09,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:09,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:09,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:09,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:09,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:09,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:09,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:09,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:09,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:09,919 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:09,921 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:09,928 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:09,932 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:09,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:09,943 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:09,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:09,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:09,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:09,959 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:09,961 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:09,961 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:09,965 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:09,966 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:09,968 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:09,971 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:09,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:09,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:09,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:09,978 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:09,978 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:09,978 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:09,984 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:09,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:09,988 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:21:10,026 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:10,030 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:10,032 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:10,033 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:10,035 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:10,035 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:10,035 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:10,036 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:10,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:10,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:10,040 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:10,040 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:10,041 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:21:10,041 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:21:10,041 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:10,042 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:10,042 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:10,042 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:10,045 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:10,045 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:10,046 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:10,046 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:10,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:10,047 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:10,047 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:10,047 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:10,048 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:21:10,051 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:21:10,051 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:10,051 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:21:10,053 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 -> bab2da56573ef206e3542dbf4ea35e0da738901e [2019-11-27 09:21:10,684 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:10,719 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:10,723 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:10,729 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:10,729 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:10,731 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label53.c [2019-11-27 09:21:10,886 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fdc1038c/2aa790016f5d447bb9e3c56d6e755683/FLAG86febe05c [2019-11-27 09:21:12,087 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:12,089 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label53.c [2019-11-27 09:21:12,114 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fdc1038c/2aa790016f5d447bb9e3c56d6e755683/FLAG86febe05c [2019-11-27 09:21:12,143 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fdc1038c/2aa790016f5d447bb9e3c56d6e755683 [2019-11-27 09:21:12,149 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:12,154 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:12,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:12,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:12,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:12,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:12" (1/1) ... [2019-11-27 09:21:12,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:12, skipping insertion in model container [2019-11-27 09:21:12,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:12" (1/1) ... [2019-11-27 09:21:12,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:12,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:13,386 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:13,403 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:13,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:13,728 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:13,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:13 WrapperNode [2019-11-27 09:21:13,729 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:13,730 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:13,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:13,731 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:13,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:13" (1/1) ... [2019-11-27 09:21:13,801 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:13" (1/1) ... [2019-11-27 09:21:13,938 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:13,944 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:13,947 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:13,947 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:13,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:13" (1/1) ... [2019-11-27 09:21:13,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:13" (1/1) ... [2019-11-27 09:21:13,989 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:13" (1/1) ... [2019-11-27 09:21:13,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:13" (1/1) ... [2019-11-27 09:21:14,049 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:13" (1/1) ... [2019-11-27 09:21:14,080 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:13" (1/1) ... [2019-11-27 09:21:14,106 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:13" (1/1) ... [2019-11-27 09:21:14,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:14,146 INFO L168 Benchmark]: Toolchain (without parser) took 1984.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 950.7 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:14,149 INFO L168 Benchmark]: CDTParser took 2.63 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:21:14,152 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1573.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.2 MB in the end (delta: 5.3 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:14,157 INFO L168 Benchmark]: Boogie Procedure Inliner took 213.30 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:14,162 INFO L168 Benchmark]: Boogie Preprocessor took 191.67 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:14,173 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.63 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 1573.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.2 MB in the end (delta: 5.3 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 213.30 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.67 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...