./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label26.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/Problem11_label26.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 848d030cccdff5a4ae4d83a1350fa05a55064ab8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem11_label26.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 848d030cccdff5a4ae4d83a1350fa05a55064ab8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:33:00,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:00,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:00,972 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:00,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:00,978 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:00,980 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:01,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:01,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:01,009 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:01,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:01,017 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:01,018 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:01,023 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:01,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:01,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:01,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:01,039 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:01,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:01,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:01,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:01,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:01,072 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:01,077 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:01,084 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:01,085 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:01,085 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:01,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:01,091 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:01,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:01,094 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:01,095 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:01,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:01,101 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:01,103 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:01,105 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:01,106 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:01,109 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:01,109 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:01,110 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:01,117 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:01,118 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:33:01,159 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:01,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:01,164 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:01,165 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:01,165 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:01,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:01,168 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:01,168 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:33:01,169 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:01,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:01,170 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:01,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:01,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:01,173 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:01,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:01,174 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:01,174 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:01,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:01,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:01,176 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:01,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:01,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:01,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:01,178 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:01,180 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:01,180 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:33:01,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:33:01,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:01,183 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 -> 848d030cccdff5a4ae4d83a1350fa05a55064ab8 [2019-11-27 09:33:01,733 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:01,761 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:01,772 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:01,775 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:01,775 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:01,776 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label26.c [2019-11-27 09:33:01,934 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a37148477/289d3d0c484345a2bf109e968646c217/FLAGf686331ba [2019-11-27 09:33:03,255 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:03,261 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label26.c [2019-11-27 09:33:03,293 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a37148477/289d3d0c484345a2bf109e968646c217/FLAGf686331ba [2019-11-27 09:33:03,333 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a37148477/289d3d0c484345a2bf109e968646c217 [2019-11-27 09:33:03,341 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:03,348 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:03,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:03,353 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:03,360 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:03,361 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:03" (1/1) ... [2019-11-27 09:33:03,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:03, skipping insertion in model container [2019-11-27 09:33:03,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:03" (1/1) ... [2019-11-27 09:33:03,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:03,518 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:05,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:05,019 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:05,382 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:05,415 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:05,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:05 WrapperNode [2019-11-27 09:33:05,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:05,422 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:05,425 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:05,425 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:05,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:05" (1/1) ... [2019-11-27 09:33:05,499 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:05" (1/1) ... [2019-11-27 09:33:05,687 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:05,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:05,693 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:05,693 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:05,716 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:05" (1/1) ... [2019-11-27 09:33:05,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:05" (1/1) ... [2019-11-27 09:33:05,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:05" (1/1) ... [2019-11-27 09:33:05,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:05" (1/1) ... [2019-11-27 09:33:05,829 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:05" (1/1) ... [2019-11-27 09:33:05,866 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:05" (1/1) ... [2019-11-27 09:33:05,905 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:05" (1/1) ... [2019-11-27 09:33:05,947 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:05,962 INFO L168 Benchmark]: Toolchain (without parser) took 2605.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.1 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:05,963 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. [2019-11-27 09:33:05,965 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2072.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 950.0 MB in the end (delta: 5.9 MB). Peak memory consumption was 21.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:05,967 INFO L168 Benchmark]: Boogie Procedure Inliner took 266.69 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 932.7 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:05,971 INFO L168 Benchmark]: Boogie Preprocessor took 260.50 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 921.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:05,983 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 2072.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 950.0 MB in the end (delta: 5.9 MB). Peak memory consumption was 21.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 266.69 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 932.7 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 260.50 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 921.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 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 09:33:09,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:09,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:09,889 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:09,892 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:09,898 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:09,901 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:09,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:09,922 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:09,927 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:09,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:09,935 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:09,936 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:09,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:09,947 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:09,952 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:09,954 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:09,959 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:09,966 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:09,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:09,982 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:09,987 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:09,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:09,995 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:10,002 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:10,002 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:10,004 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:10,006 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:10,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:10,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:10,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:10,013 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:10,015 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:10,018 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:10,020 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:10,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:10,024 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:10,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:10,025 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:10,030 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:10,032 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:10,033 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:33:10,072 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:10,076 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:10,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:10,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:10,080 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:10,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:10,081 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:10,084 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:10,084 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:10,084 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:10,086 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:10,086 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:10,086 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:33:10,087 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:33:10,087 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:10,089 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:10,089 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:10,089 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:10,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:10,092 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:10,092 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:10,092 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:10,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:10,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:10,093 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:10,093 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:10,095 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:33:10,095 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:33:10,095 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:10,095 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:33:10,099 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 -> 848d030cccdff5a4ae4d83a1350fa05a55064ab8 [2019-11-27 09:33:10,636 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:10,663 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:10,672 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:10,674 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:10,676 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:10,679 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label26.c [2019-11-27 09:33:10,835 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/801260b65/a7c440bd512b4d239cf396d796f0f6d2/FLAG5b445e3e8 [2019-11-27 09:33:12,080 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:12,082 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label26.c [2019-11-27 09:33:12,121 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/801260b65/a7c440bd512b4d239cf396d796f0f6d2/FLAG5b445e3e8 [2019-11-27 09:33:12,496 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/801260b65/a7c440bd512b4d239cf396d796f0f6d2 [2019-11-27 09:33:12,506 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:12,509 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:12,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:12,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:12,524 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:12,525 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:12" (1/1) ... [2019-11-27 09:33:12,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23eca3f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:12, skipping insertion in model container [2019-11-27 09:33:12,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:12" (1/1) ... [2019-11-27 09:33:12,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:12,682 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:14,160 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:14,176 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:14,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:14,599 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:14,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:14 WrapperNode [2019-11-27 09:33:14,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:14,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:14,608 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:14,608 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:14,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:14" (1/1) ... [2019-11-27 09:33:14,692 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:14" (1/1) ... [2019-11-27 09:33:14,826 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:14,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:14,829 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:14,829 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:14,853 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:14" (1/1) ... [2019-11-27 09:33:14,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:14" (1/1) ... [2019-11-27 09:33:14,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:14" (1/1) ... [2019-11-27 09:33:14,868 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:14" (1/1) ... [2019-11-27 09:33:14,943 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:14" (1/1) ... [2019-11-27 09:33:14,984 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:14" (1/1) ... [2019-11-27 09:33:15,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:14" (1/1) ... [2019-11-27 09:33:15,033 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:15,046 INFO L168 Benchmark]: Toolchain (without parser) took 2529.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.9 MB in the end (delta: 39.8 MB). Peak memory consumption was 39.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:15,047 INFO L168 Benchmark]: CDTParser took 0.41 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. [2019-11-27 09:33:15,050 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2090.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 939.0 MB in the end (delta: 16.9 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:15,052 INFO L168 Benchmark]: Boogie Procedure Inliner took 221.27 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 927.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:15,057 INFO L168 Benchmark]: Boogie Preprocessor took 208.65 ms. Allocated memory is still 1.0 GB. Free memory was 927.6 MB in the beginning and 921.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:15,066 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 2090.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 939.0 MB in the end (delta: 16.9 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 221.27 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 927.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 208.65 ms. Allocated memory is still 1.0 GB. Free memory was 927.6 MB in the beginning and 921.9 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...