./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label21.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/Problem04_label21.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 ab27a0e7e25ce8b68bb13e0a84f2671ab9ef9b99 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label21.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 ab27a0e7e25ce8b68bb13e0a84f2671ab9ef9b99 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:22:32,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:32,162 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:32,197 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:32,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:32,200 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:32,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:32,222 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:32,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:32,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:32,234 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:32,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:32,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:32,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:32,253 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:32,255 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:32,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:32,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:32,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:32,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:32,285 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:32,294 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:32,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:32,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:32,306 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:32,309 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:32,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:32,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:32,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:32,313 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:32,315 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:32,316 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:32,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:32,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:32,325 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:32,326 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:32,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:32,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:32,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:32,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:32,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:32,339 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:32,377 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:32,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:32,383 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:32,385 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:32,385 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:32,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:32,386 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:32,388 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:32,388 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:32,388 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:32,390 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:32,390 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:32,393 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:32,393 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:32,394 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:32,394 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:32,394 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:32,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:32,395 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:32,395 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:32,396 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:32,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:32,398 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:32,398 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:32,399 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:32,399 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:32,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:32,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:32,403 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 -> ab27a0e7e25ce8b68bb13e0a84f2671ab9ef9b99 [2019-11-27 09:22:32,977 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:33,008 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:33,016 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:33,018 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:33,021 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:33,022 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label21.c [2019-11-27 09:22:33,186 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e287d8343/ca3a7dbbf1bf4aa7ba30d1c669ea5e5e/FLAG496efe44c [2019-11-27 09:22:34,867 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:34,870 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label21.c [2019-11-27 09:22:34,945 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e287d8343/ca3a7dbbf1bf4aa7ba30d1c669ea5e5e/FLAG496efe44c [2019-11-27 09:22:34,983 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e287d8343/ca3a7dbbf1bf4aa7ba30d1c669ea5e5e [2019-11-27 09:22:34,992 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:34,995 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:35,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:35,001 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:35,011 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:35,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:34" (1/1) ... [2019-11-27 09:22:35,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8f83d03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:35, skipping insertion in model container [2019-11-27 09:22:35,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:34" (1/1) ... [2019-11-27 09:22:35,044 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:35,354 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:38,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:38,454 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:39,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:39,903 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:39,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:39 WrapperNode [2019-11-27 09:22:39,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:39,910 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:39,913 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:39,913 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:39,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:39" (1/1) ... [2019-11-27 09:22:40,057 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:39" (1/1) ... [2019-11-27 09:22:40,521 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:40,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:40,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:40,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:40,549 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:39" (1/1) ... [2019-11-27 09:22:40,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:39" (1/1) ... [2019-11-27 09:22:40,602 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:39" (1/1) ... [2019-11-27 09:22:40,603 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:39" (1/1) ... [2019-11-27 09:22:40,808 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:39" (1/1) ... [2019-11-27 09:22:40,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:39" (1/1) ... [2019-11-27 09:22:40,956 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:39" (1/1) ... [2019-11-27 09:22:41,051 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:41,064 INFO L168 Benchmark]: Toolchain (without parser) took 6060.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 751.4 MB in the end (delta: 191.7 MB). Peak memory consumption was 191.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:41,065 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. [2019-11-27 09:22:41,067 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4910.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 820.4 MB in the end (delta: 122.7 MB). Peak memory consumption was 122.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:41,070 INFO L168 Benchmark]: Boogie Procedure Inliner took 614.03 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.0 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:41,073 INFO L168 Benchmark]: Boogie Preprocessor took 527.41 ms. Allocated memory is still 1.0 GB. Free memory was 780.0 MB in the beginning and 751.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:41,085 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 4910.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 820.4 MB in the end (delta: 122.7 MB). Peak memory consumption was 122.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 614.03 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 780.0 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 527.41 ms. Allocated memory is still 1.0 GB. Free memory was 780.0 MB in the beginning and 751.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:44,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:44,894 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:44,931 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:44,933 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:44,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:44,946 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:44,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:44,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:44,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:44,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:44,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:44,982 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:44,987 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:44,991 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:44,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:44,998 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:45,004 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:45,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:45,016 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:45,024 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:45,032 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:45,034 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:45,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:45,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:45,047 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:45,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:45,051 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:45,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:45,055 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:45,056 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:45,057 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:45,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:45,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:45,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:45,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:45,068 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:45,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:45,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:45,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:45,076 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:45,078 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:45,119 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:45,120 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:45,125 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:45,126 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:45,126 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:45,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:45,128 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:45,128 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:45,129 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:45,129 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:45,130 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:45,131 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:45,134 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:45,135 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:45,135 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:45,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:45,135 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:45,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:45,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:45,136 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:45,137 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:45,137 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:45,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:45,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:45,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:45,139 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:45,140 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:45,140 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:45,142 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:45,142 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:45,144 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 -> ab27a0e7e25ce8b68bb13e0a84f2671ab9ef9b99 [2019-11-27 09:22:45,733 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:45,764 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:45,772 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:45,775 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:45,779 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:45,781 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label21.c [2019-11-27 09:22:45,923 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0364c40a0/c2dd21e263fe4e4987cc336d64d6c6ae/FLAGeabfb8bbd [2019-11-27 09:22:47,687 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:47,689 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label21.c [2019-11-27 09:22:47,771 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0364c40a0/c2dd21e263fe4e4987cc336d64d6c6ae/FLAGeabfb8bbd [2019-11-27 09:22:47,809 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0364c40a0/c2dd21e263fe4e4987cc336d64d6c6ae [2019-11-27 09:22:47,817 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:47,820 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:47,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:47,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:47,834 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:47,837 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:47" (1/1) ... [2019-11-27 09:22:47,847 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:47, skipping insertion in model container [2019-11-27 09:22:47,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:47" (1/1) ... [2019-11-27 09:22:47,866 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:48,167 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:51,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:51,234 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:52,783 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:52,865 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:52,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:52 WrapperNode [2019-11-27 09:22:52,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:52,870 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:52,873 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:52,873 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:52,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:52" (1/1) ... [2019-11-27 09:22:53,022 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:52" (1/1) ... [2019-11-27 09:22:53,457 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:53,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:53,461 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:53,461 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:53,485 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:52" (1/1) ... [2019-11-27 09:22:53,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:52" (1/1) ... [2019-11-27 09:22:53,538 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:52" (1/1) ... [2019-11-27 09:22:53,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:52" (1/1) ... [2019-11-27 09:22:53,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:52" (1/1) ... [2019-11-27 09:22:53,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:52" (1/1) ... [2019-11-27 09:22:54,003 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:52" (1/1) ... [2019-11-27 09:22:54,095 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:54,105 INFO L168 Benchmark]: Toolchain (without parser) took 6278.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 728.8 MB in the end (delta: 221.4 MB). Peak memory consumption was 221.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:54,107 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:22:54,111 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5044.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 797.6 MB in the end (delta: 152.6 MB). Peak memory consumption was 152.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:54,112 INFO L168 Benchmark]: Boogie Procedure Inliner took 588.81 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:54,117 INFO L168 Benchmark]: Boogie Preprocessor took 636.91 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 728.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:54,129 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 5044.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 797.6 MB in the end (delta: 152.6 MB). Peak memory consumption was 152.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 588.81 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 636.91 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 728.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...