./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_label01.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 dab50d57c53f23a15c1109c01d840c6793808077 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label01.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 dab50d57c53f23a15c1109c01d840c6793808077 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:42:18,021 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:18,024 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:18,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:18,050 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:18,065 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:18,071 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:18,087 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:18,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:18,100 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:18,101 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:18,108 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:18,109 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:18,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:18,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:18,122 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:18,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:18,130 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:18,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:18,144 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:18,153 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:18,160 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:18,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:18,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:18,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:18,176 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:18,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:18,181 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:18,182 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:18,183 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:18,185 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:18,186 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:18,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:18,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:18,196 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:18,197 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:18,198 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:18,201 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:18,201 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:18,202 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:18,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:18,207 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:42:18,247 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:18,248 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:18,252 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:18,254 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:18,254 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:18,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:18,255 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:18,257 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:42:18,257 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:18,257 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:18,259 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:18,261 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:18,261 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:18,262 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:18,262 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:18,262 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:18,264 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:18,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:18,264 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:18,266 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:18,266 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:18,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:18,269 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:18,269 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:18,270 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:18,270 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:42:18,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:42:18,271 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:18,271 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 -> dab50d57c53f23a15c1109c01d840c6793808077 [2019-11-27 15:42:18,908 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:18,939 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:18,946 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:18,951 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:18,952 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:18,953 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label01.c [2019-11-27 15:42:19,114 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d9c1acd7/05d8899a3b374def9436a4fb00a5438d/FLAG89c714a61 [2019-11-27 15:42:20,381 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:20,386 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label01.c [2019-11-27 15:42:20,422 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d9c1acd7/05d8899a3b374def9436a4fb00a5438d/FLAG89c714a61 [2019-11-27 15:42:20,461 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d9c1acd7/05d8899a3b374def9436a4fb00a5438d [2019-11-27 15:42:20,471 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:42:20,474 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:42:20,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:20,482 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:42:20,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:42:20,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:20" (1/1) ... [2019-11-27 15:42:20,498 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 03:42:20, skipping insertion in model container [2019-11-27 15:42:20,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:20" (1/1) ... [2019-11-27 15:42:20,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:42:20,629 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:42:21,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:21,670 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:42:21,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:21,987 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:42:21,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:21 WrapperNode [2019-11-27 15:42:21,990 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:21,991 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:21,991 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:42:21,991 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:42:22,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:21" (1/1) ... [2019-11-27 15:42:22,047 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:21" (1/1) ... [2019-11-27 15:42:22,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:22,199 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:42:22,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:42:22,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:42:22,225 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:21" (1/1) ... [2019-11-27 15:42:22,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:21" (1/1) ... [2019-11-27 15:42:22,235 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:21" (1/1) ... [2019-11-27 15:42:22,237 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:21" (1/1) ... [2019-11-27 15:42:22,304 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:21" (1/1) ... [2019-11-27 15:42:22,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:21" (1/1) ... [2019-11-27 15:42:22,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:21" (1/1) ... [2019-11-27 15:42:22,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:42:22,410 INFO L168 Benchmark]: Toolchain (without parser) took 1926.16 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 961.6 MB in the end (delta: 86.4 kB). Peak memory consumption was 151.9 kB. Max. memory is 12.5 GB. [2019-11-27 15:42:22,413 INFO L168 Benchmark]: CDTParser took 0.31 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 15:42:22,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1509.01 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 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:22,423 INFO L168 Benchmark]: Boogie Procedure Inliner took 208.48 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:22,429 INFO L168 Benchmark]: Boogie Preprocessor took 197.40 ms. Allocated memory is still 1.0 GB. Free memory was 967.3 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:22,441 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 1509.01 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 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 208.48 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 197.40 ms. Allocated memory is still 1.0 GB. Free memory was 967.3 MB in the beginning and 961.6 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 0.1.24-509859d [2019-11-27 15:42:26,289 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:26,296 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:26,320 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:26,321 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:26,335 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:26,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:26,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:26,360 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:26,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:26,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:26,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:26,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:26,381 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:26,384 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:26,388 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:26,391 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:26,396 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:26,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:26,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:26,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:26,425 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:26,427 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:26,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:26,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:26,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:26,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:26,445 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:26,446 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:26,450 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:26,450 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:26,451 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:26,452 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:26,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:26,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:26,460 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:26,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:26,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:26,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:26,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:26,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:26,471 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:42:26,511 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:26,516 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:26,519 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:26,519 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:26,520 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:26,520 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:26,520 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:26,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:26,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:26,523 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:26,525 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:26,525 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:26,525 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:42:26,526 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:42:26,526 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:26,528 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:26,528 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:26,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:26,529 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:26,529 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:26,531 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:26,531 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:26,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:26,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:26,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:26,532 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:26,534 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:42:26,534 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:42:26,534 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:26,535 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:42:26,538 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 -> dab50d57c53f23a15c1109c01d840c6793808077 [2019-11-27 15:42:27,138 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:27,170 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:27,178 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:27,184 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:27,185 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:27,186 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label01.c [2019-11-27 15:42:27,345 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02b238abb/1348102f6669454c9308adc5b2a4a68c/FLAGfce449363 [2019-11-27 15:42:28,613 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:28,620 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label01.c [2019-11-27 15:42:28,658 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02b238abb/1348102f6669454c9308adc5b2a4a68c/FLAGfce449363 [2019-11-27 15:42:28,695 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02b238abb/1348102f6669454c9308adc5b2a4a68c [2019-11-27 15:42:28,701 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:42:28,704 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:42:28,716 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:28,716 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:42:28,724 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:42:28,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:28" (1/1) ... [2019-11-27 15:42:28,734 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 03:42:28, skipping insertion in model container [2019-11-27 15:42:28,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:28" (1/1) ... [2019-11-27 15:42:28,745 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:42:28,861 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:42:29,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:29,975 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:42:30,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:30,302 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:42:30,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:30 WrapperNode [2019-11-27 15:42:30,307 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:30,308 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:30,309 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:42:30,309 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:42:30,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:30" (1/1) ... [2019-11-27 15:42:30,374 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:30" (1/1) ... [2019-11-27 15:42:30,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:30,518 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:42:30,525 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:42:30,525 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:42:30,546 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:30" (1/1) ... [2019-11-27 15:42:30,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:30" (1/1) ... [2019-11-27 15:42:30,565 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:30" (1/1) ... [2019-11-27 15:42:30,565 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:30" (1/1) ... [2019-11-27 15:42:30,625 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:30" (1/1) ... [2019-11-27 15:42:30,655 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:30" (1/1) ... [2019-11-27 15:42:30,672 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:30" (1/1) ... [2019-11-27 15:42:30,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:42:30,724 INFO L168 Benchmark]: Toolchain (without parser) took 2019.52 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 15:42:30,725 INFO L168 Benchmark]: CDTParser took 0.34 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 15:42:30,728 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1591.62 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 15:42:30,732 INFO L168 Benchmark]: Boogie Procedure Inliner took 209.49 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 15:42:30,737 INFO L168 Benchmark]: Boogie Preprocessor took 193.94 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 15:42:30,746 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1591.62 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 209.49 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 193.94 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...