./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem04_label50.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 bc07db8d03f57ca384388b39582ee882646d6230 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label50.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 bc07db8d03f57ca384388b39582ee882646d6230 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:35:47,998 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:48,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:48,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:48,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:48,046 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:48,048 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:48,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:48,069 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:48,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:48,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:48,083 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:48,083 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:48,087 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:48,089 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:48,090 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:48,097 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:48,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:48,104 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:48,112 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:48,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:48,127 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:48,129 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:48,135 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:48,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:48,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:48,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:48,145 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:48,146 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:48,147 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:48,150 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:48,151 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:48,154 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:48,156 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:48,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:48,160 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:48,164 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:48,165 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:48,165 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:48,166 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:48,171 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:48,172 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:48,224 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:48,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:48,233 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:48,236 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:48,236 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:48,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:48,240 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:48,243 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:48,243 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:48,244 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:48,244 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:48,244 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:48,244 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:48,245 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:48,245 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:48,245 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:48,246 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:48,246 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:48,246 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:48,249 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:48,250 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:48,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:48,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:48,252 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:48,253 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:48,254 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:48,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:48,257 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:48,257 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 -> bc07db8d03f57ca384388b39582ee882646d6230 [2019-11-26 16:35:48,745 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:48,777 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:48,784 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:48,787 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:48,791 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:48,792 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label50.c [2019-11-26 16:35:48,962 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b5097e30/cb4f2a73bcd34eed81594aba89de1972/FLAG8481573a3 [2019-11-26 16:35:50,590 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:50,595 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label50.c [2019-11-26 16:35:50,671 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b5097e30/cb4f2a73bcd34eed81594aba89de1972/FLAG8481573a3 [2019-11-26 16:35:50,707 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b5097e30/cb4f2a73bcd34eed81594aba89de1972 [2019-11-26 16:35:50,716 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:50,720 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:50,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:50,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:50,733 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:50,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:50" (1/1) ... [2019-11-26 16:35:50,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:50, skipping insertion in model container [2019-11-26 16:35:50,745 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:50" (1/1) ... [2019-11-26 16:35:50,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:51,079 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:54,419 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:54,438 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:55,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:56,073 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:56,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:56 WrapperNode [2019-11-26 16:35:56,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:56,076 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:56,078 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:56,078 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:56,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:56" (1/1) ... [2019-11-26 16:35:56,222 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:56" (1/1) ... [2019-11-26 16:35:56,644 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:56,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:56,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:56,649 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:56,673 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:56" (1/1) ... [2019-11-26 16:35:56,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:56" (1/1) ... [2019-11-26 16:35:56,750 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:56" (1/1) ... [2019-11-26 16:35:56,756 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:56" (1/1) ... [2019-11-26 16:35:56,984 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:56" (1/1) ... [2019-11-26 16:35:57,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:56" (1/1) ... [2019-11-26 16:35:57,151 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:56" (1/1) ... [2019-11-26 16:35:57,228 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:57,238 INFO L168 Benchmark]: Toolchain (without parser) took 6511.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 750.2 MB in the end (delta: 194.3 MB). Peak memory consumption was 194.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:57,243 INFO L168 Benchmark]: CDTParser took 1.28 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. [2019-11-26 16:35:57,245 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5352.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.7 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:57,248 INFO L168 Benchmark]: Boogie Procedure Inliner took 572.50 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 780.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:57,253 INFO L168 Benchmark]: Boogie Preprocessor took 580.38 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 750.2 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:57,265 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.28 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 5352.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.7 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 572.50 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 780.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 580.38 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 750.2 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 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 0.1.24-025d5a2 [2019-11-26 16:36:01,299 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:36:01,303 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:36:01,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:36:01,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:36:01,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:36:01,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:36:01,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:36:01,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:36:01,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:36:01,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:36:01,380 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:36:01,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:36:01,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:36:01,388 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:36:01,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:36:01,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:36:01,398 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:36:01,400 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:36:01,407 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:36:01,415 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:36:01,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:36:01,424 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:36:01,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:36:01,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:36:01,437 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:36:01,437 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:36:01,440 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:36:01,442 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:36:01,443 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:36:01,445 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:36:01,446 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:36:01,452 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:36:01,453 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:36:01,455 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:36:01,458 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:36:01,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:36:01,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:36:01,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:36:01,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:36:01,465 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:36:01,467 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:36:01,521 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:36:01,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:36:01,527 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:36:01,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:36:01,533 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:36:01,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:36:01,534 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:36:01,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:36:01,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:36:01,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:36:01,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:36:01,539 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:36:01,539 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:36:01,540 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:36:01,540 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:36:01,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:36:01,540 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:36:01,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:36:01,543 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:36:01,544 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:36:01,545 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:36:01,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:36:01,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:36:01,547 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:36:01,548 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:36:01,548 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:36:01,548 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:36:01,549 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:36:01,552 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:36:01,552 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:36:01,553 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 -> bc07db8d03f57ca384388b39582ee882646d6230 [2019-11-26 16:36:02,108 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:36:02,136 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:36:02,145 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:36:02,151 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:36:02,151 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:36:02,153 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label50.c [2019-11-26 16:36:02,301 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d77753e0/be7be844428d4046b444d4028ab4c0e2/FLAGc754d8e9a [2019-11-26 16:36:03,921 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:03,922 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label50.c [2019-11-26 16:36:04,009 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d77753e0/be7be844428d4046b444d4028ab4c0e2/FLAGc754d8e9a [2019-11-26 16:36:04,443 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d77753e0/be7be844428d4046b444d4028ab4c0e2 [2019-11-26 16:36:04,452 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:04,455 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:04,464 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:04,464 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:04,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:04,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:04" (1/1) ... [2019-11-26 16:36:04,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46807bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:04, skipping insertion in model container [2019-11-26 16:36:04,483 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:04" (1/1) ... [2019-11-26 16:36:04,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:04,832 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:07,896 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:07,914 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:09,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:09,598 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:09,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:09 WrapperNode [2019-11-26 16:36:09,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:09,606 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:09,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:09,607 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:09,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:09" (1/1) ... [2019-11-26 16:36:09,742 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:09" (1/1) ... [2019-11-26 16:36:10,167 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:10,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:10,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:10,169 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:10,197 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:09" (1/1) ... [2019-11-26 16:36:10,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:09" (1/1) ... [2019-11-26 16:36:10,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:09" (1/1) ... [2019-11-26 16:36:10,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:09" (1/1) ... [2019-11-26 16:36:10,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:09" (1/1) ... [2019-11-26 16:36:10,551 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:09" (1/1) ... [2019-11-26 16:36:10,602 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:09" (1/1) ... [2019-11-26 16:36:10,660 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:10,669 INFO L168 Benchmark]: Toolchain (without parser) took 6208.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.0 MB in the beginning and 757.5 MB in the end (delta: 185.5 MB). Peak memory consumption was 185.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:10,670 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-26 16:36:10,674 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5136.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.0 MB in the beginning and 822.0 MB in the end (delta: 121.0 MB). Peak memory consumption was 121.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:10,676 INFO L168 Benchmark]: Boogie Procedure Inliner took 561.19 ms. Allocated memory is still 1.0 GB. Free memory was 822.0 MB in the beginning and 787.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:10,680 INFO L168 Benchmark]: Boogie Preprocessor took 493.10 ms. Allocated memory is still 1.0 GB. Free memory was 787.6 MB in the beginning and 757.5 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:10,690 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 5136.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.0 MB in the beginning and 822.0 MB in the end (delta: 121.0 MB). Peak memory consumption was 121.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 561.19 ms. Allocated memory is still 1.0 GB. Free memory was 822.0 MB in the beginning and 787.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 493.10 ms. Allocated memory is still 1.0 GB. Free memory was 787.6 MB in the beginning and 757.5 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...