./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_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/Problem06_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 b667666620957c5fe6b10a3674dbaf709ef89627 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem06_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 b667666620957c5fe6b10a3674dbaf709ef89627 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:25:15,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:25:15,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:25:15,128 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:25:15,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:25:15,132 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:25:15,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:25:15,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:25:15,166 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:25:15,171 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:25:15,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:25:15,179 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:25:15,180 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:25:15,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:25:15,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:25:15,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:25:15,197 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:25:15,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:25:15,204 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:25:15,212 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:25:15,219 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:25:15,225 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:25:15,227 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:25:15,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:25:15,239 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:25:15,239 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:25:15,242 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:25:15,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:25:15,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:25:15,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:25:15,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:25:15,249 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:25:15,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:25:15,254 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:25:15,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:25:15,259 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:25:15,260 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:25:15,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:25:15,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:25:15,265 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:25:15,270 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:25:15,271 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:25:15,309 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:25:15,313 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:25:15,316 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:25:15,317 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:25:15,317 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:25:15,319 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:25:15,319 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:25:15,320 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:25:15,320 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:25:15,320 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:25:15,323 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:25:15,323 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:25:15,324 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:25:15,324 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:25:15,327 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:25:15,327 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:25:15,328 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:25:15,328 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:25:15,328 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:25:15,329 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:25:15,329 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:25:15,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:25:15,329 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:25:15,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:25:15,333 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:25:15,334 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:25:15,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:25:15,334 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:25:15,335 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 -> b667666620957c5fe6b10a3674dbaf709ef89627 [2019-11-27 09:25:15,913 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:25:15,941 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:25:15,948 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:25:15,953 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:25:15,954 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:25:15,955 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label53.c [2019-11-27 09:25:16,114 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6445adf5/7906bc92aaa84079b0639bb8dbbad55f/FLAG392070352 [2019-11-27 09:25:18,089 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:25:18,093 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label53.c [2019-11-27 09:25:18,200 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6445adf5/7906bc92aaa84079b0639bb8dbbad55f/FLAG392070352 [2019-11-27 09:25:18,240 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6445adf5/7906bc92aaa84079b0639bb8dbbad55f [2019-11-27 09:25:18,248 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:25:18,252 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:25:18,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:18,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:25:18,266 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:25:18,271 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:18" (1/1) ... [2019-11-27 09:25:18,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:18, skipping insertion in model container [2019-11-27 09:25:18,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:18" (1/1) ... [2019-11-27 09:25:18,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:25:18,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:25:23,562 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:23,578 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:25:26,313 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:26,404 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:25:26,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26 WrapperNode [2019-11-27 09:25:26,406 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:26,415 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:26,415 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:25:26,416 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:25:26,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:26,607 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:27,259 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:27,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:25:27,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:25:27,263 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:25:27,284 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:27,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:27,368 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:27,373 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:27,669 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:27,763 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:27,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:27,955 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:25:27,966 INFO L168 Benchmark]: Toolchain (without parser) took 9705.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 779.4 MB in the end (delta: 153.6 MB). Peak memory consumption was 153.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:27,967 INFO L168 Benchmark]: CDTParser took 2.73 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 09:25:27,970 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8149.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 906.7 MB in the end (delta: 26.3 MB). Peak memory consumption was 273.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:27,972 INFO L168 Benchmark]: Boogie Procedure Inliner took 847.63 ms. Allocated memory is still 1.0 GB. Free memory was 906.7 MB in the beginning and 830.3 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:27,976 INFO L168 Benchmark]: Boogie Preprocessor took 692.32 ms. Allocated memory is still 1.0 GB. Free memory was 830.3 MB in the beginning and 779.4 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:27,987 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.73 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 8149.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 906.7 MB in the end (delta: 26.3 MB). Peak memory consumption was 273.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 847.63 ms. Allocated memory is still 1.0 GB. Free memory was 906.7 MB in the beginning and 830.3 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 692.32 ms. Allocated memory is still 1.0 GB. Free memory was 830.3 MB in the beginning and 779.4 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 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 09:25:31,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:25:31,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:25:31,927 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:25:31,929 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:25:31,945 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:25:31,948 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:25:31,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:25:31,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:25:31,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:25:31,977 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:25:31,981 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:25:31,985 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:25:31,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:25:31,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:25:31,997 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:25:32,001 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:25:32,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:25:32,011 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:25:32,020 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:25:32,025 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:25:32,033 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:25:32,036 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:25:32,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:25:32,049 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:25:32,050 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:25:32,050 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:25:32,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:25:32,055 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:25:32,056 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:25:32,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:25:32,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:25:32,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:25:32,064 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:25:32,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:25:32,069 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:25:32,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:25:32,071 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:25:32,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:25:32,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:25:32,078 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:25:32,079 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:25:32,119 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:25:32,120 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:25:32,126 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:25:32,126 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:25:32,127 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:25:32,130 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:25:32,130 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:25:32,131 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:25:32,131 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:25:32,131 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:25:32,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:25:32,133 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:25:32,133 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:25:32,134 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:25:32,136 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:25:32,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:25:32,136 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:25:32,137 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:25:32,137 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:25:32,139 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:25:32,139 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:25:32,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:25:32,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:25:32,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:25:32,142 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:25:32,142 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:25:32,142 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:25:32,143 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:25:32,143 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:25:32,145 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:25:32,146 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 -> b667666620957c5fe6b10a3674dbaf709ef89627 [2019-11-27 09:25:32,675 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:25:32,704 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:25:32,712 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:25:32,714 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:25:32,717 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:25:32,719 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label53.c [2019-11-27 09:25:32,874 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fd268d22/265a3e31378f4c2aa39d99c7ff2bf80b/FLAG0fbbeefa1 [2019-11-27 09:25:34,888 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:25:34,889 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label53.c [2019-11-27 09:25:34,986 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fd268d22/265a3e31378f4c2aa39d99c7ff2bf80b/FLAG0fbbeefa1 [2019-11-27 09:25:35,195 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fd268d22/265a3e31378f4c2aa39d99c7ff2bf80b [2019-11-27 09:25:35,206 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:25:35,213 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:25:35,217 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:35,219 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:25:35,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:25:35,230 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:35" (1/1) ... [2019-11-27 09:25:35,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fac7363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:35, skipping insertion in model container [2019-11-27 09:25:35,243 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:35" (1/1) ... [2019-11-27 09:25:35,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:25:35,823 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:25:40,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:40,872 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:25:43,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:43,718 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:25:43,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43 WrapperNode [2019-11-27 09:25:43,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:43,721 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:43,721 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:25:43,724 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:25:43,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:43,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:44,481 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:44,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:25:44,484 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:25:44,485 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:25:44,514 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:44,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:44,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:44,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:45,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:45,279 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:45,420 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:45,584 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:25:45,597 INFO L168 Benchmark]: Toolchain (without parser) took 10377.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 758.8 MB in the end (delta: 174.2 MB). Peak memory consumption was 174.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:45,601 INFO L168 Benchmark]: CDTParser took 0.37 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 09:25:45,606 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8503.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 883.4 MB in the end (delta: 49.6 MB). Peak memory consumption was 268.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:45,608 INFO L168 Benchmark]: Boogie Procedure Inliner took 763.10 ms. Allocated memory is still 1.0 GB. Free memory was 883.4 MB in the beginning and 810.3 MB in the end (delta: 73.2 MB). Peak memory consumption was 73.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:45,613 INFO L168 Benchmark]: Boogie Preprocessor took 1102.49 ms. Allocated memory is still 1.0 GB. Free memory was 810.3 MB in the beginning and 758.8 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:45,626 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 8503.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 883.4 MB in the end (delta: 49.6 MB). Peak memory consumption was 268.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 763.10 ms. Allocated memory is still 1.0 GB. Free memory was 883.4 MB in the beginning and 810.3 MB in the end (delta: 73.2 MB). Peak memory consumption was 73.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1102.49 ms. Allocated memory is still 1.0 GB. Free memory was 810.3 MB in the beginning and 758.8 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...