./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label00.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_label00.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 ba62148910397abbc41cf1a4c88e2561b2bba723 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label00.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 ba62148910397abbc41cf1a4c88e2561b2bba723 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:27:08,239 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:08,245 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:08,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:08,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:08,286 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:08,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:08,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:08,313 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:08,319 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:08,324 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:08,327 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:08,328 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:08,333 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:08,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:08,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:08,342 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:08,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:08,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:08,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:08,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:08,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:08,375 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:08,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:08,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:08,390 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:08,390 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:08,392 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:08,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:08,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:08,398 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:08,399 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:08,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:08,404 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:08,407 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:08,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:08,411 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:08,411 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:08,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:08,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:08,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:08,421 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:27:08,472 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:08,479 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:08,481 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:08,485 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:08,485 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:08,486 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:08,486 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:08,488 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:27:08,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:08,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:08,491 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:08,491 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:08,491 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:08,494 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:08,494 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:08,494 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:08,495 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:08,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:08,496 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:08,496 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:08,497 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:08,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:08,498 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:08,500 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:08,501 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:08,501 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:27:08,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:27:08,501 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:08,502 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 -> ba62148910397abbc41cf1a4c88e2561b2bba723 [2019-11-25 22:27:09,051 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:09,081 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:09,090 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:09,096 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:09,097 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:09,099 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label00.c [2019-11-25 22:27:09,302 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67b86dad0/5660bac0c23f4f18a692d6eccaa1105c/FLAG95e1009d8 [2019-11-25 22:27:11,038 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:11,039 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label00.c [2019-11-25 22:27:11,121 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67b86dad0/5660bac0c23f4f18a692d6eccaa1105c/FLAG95e1009d8 [2019-11-25 22:27:11,163 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67b86dad0/5660bac0c23f4f18a692d6eccaa1105c [2019-11-25 22:27:11,171 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:11,178 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:11,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:11,184 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:11,193 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:11,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:11" (1/1) ... [2019-11-25 22:27:11,203 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:11, skipping insertion in model container [2019-11-25 22:27:11,203 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:11" (1/1) ... [2019-11-25 22:27:11,221 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:11,560 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:14,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:14,822 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:27:16,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:16,449 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:27:16,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:16 WrapperNode [2019-11-25 22:27:16,456 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:16,457 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:16,458 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:27:16,458 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:27:16,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:16" (1/1) ... [2019-11-25 22:27:16,583 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:16" (1/1) ... [2019-11-25 22:27:16,964 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:16,966 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:27:16,969 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:27:16,969 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:27:16,995 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:16" (1/1) ... [2019-11-25 22:27:16,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:16" (1/1) ... [2019-11-25 22:27:17,038 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:16" (1/1) ... [2019-11-25 22:27:17,041 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:16" (1/1) ... [2019-11-25 22:27:17,223 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:16" (1/1) ... [2019-11-25 22:27:17,298 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:16" (1/1) ... [2019-11-25 22:27:17,379 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:16" (1/1) ... [2019-11-25 22:27:17,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:27:17,490 INFO L168 Benchmark]: Toolchain (without parser) took 6306.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 755.3 MB in the end (delta: 189.2 MB). Peak memory consumption was 189.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:17,491 INFO L168 Benchmark]: CDTParser took 1.94 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. [2019-11-25 22:27:17,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5275.50 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 820.3 MB in the end (delta: 124.2 MB). Peak memory consumption was 124.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:17,497 INFO L168 Benchmark]: Boogie Procedure Inliner took 508.47 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 785.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:17,502 INFO L168 Benchmark]: Boogie Preprocessor took 512.60 ms. Allocated memory is still 1.0 GB. Free memory was 785.9 MB in the beginning and 755.3 MB in the end (delta: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:17,512 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.94 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 5275.50 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 820.3 MB in the end (delta: 124.2 MB). Peak memory consumption was 124.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 508.47 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 785.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 512.60 ms. Allocated memory is still 1.0 GB. Free memory was 785.9 MB in the beginning and 755.3 MB in the end (delta: 30.6 MB). Peak memory consumption was 30.6 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 0.1.24-65d6cd2 [2019-11-25 22:27:21,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:21,426 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:21,458 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:21,460 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:21,462 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:21,470 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:21,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:21,488 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:21,493 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:21,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:21,500 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:21,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:21,506 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:21,509 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:21,511 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:21,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:21,516 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:21,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:21,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:21,537 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:21,545 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:21,547 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:21,549 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:21,557 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:21,557 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:21,560 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:21,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:21,563 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:21,564 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:21,567 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:21,568 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:21,569 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:21,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:21,574 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:21,577 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:21,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:21,579 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:21,579 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:21,580 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:21,587 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:21,588 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:27:21,638 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:21,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:21,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:21,648 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:21,648 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:21,649 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:21,651 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:21,654 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:21,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:21,654 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:21,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:21,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:21,656 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:27:21,656 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:27:21,657 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:21,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:21,657 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:21,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:21,659 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:21,659 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:21,661 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:21,661 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:21,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:21,662 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:21,662 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:21,664 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:21,664 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:27:21,664 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:27:21,665 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:21,665 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:27:21,669 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 -> ba62148910397abbc41cf1a4c88e2561b2bba723 [2019-11-25 22:27:22,253 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:22,282 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:22,290 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:22,295 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:22,300 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:22,301 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label00.c [2019-11-25 22:27:22,460 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c3077cb3/ba0ccc13751f4688b09777bc3e715632/FLAGf203e1649 [2019-11-25 22:27:24,032 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:24,034 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label00.c [2019-11-25 22:27:24,113 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c3077cb3/ba0ccc13751f4688b09777bc3e715632/FLAGf203e1649 [2019-11-25 22:27:24,151 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c3077cb3/ba0ccc13751f4688b09777bc3e715632 [2019-11-25 22:27:24,162 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:24,164 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:24,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:24,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:24,181 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:24,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:24" (1/1) ... [2019-11-25 22:27:24,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a467b12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:24, skipping insertion in model container [2019-11-25 22:27:24,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:24" (1/1) ... [2019-11-25 22:27:24,210 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:24,524 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:27,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:27,682 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:27:29,340 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:29,421 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:27:29,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:29 WrapperNode [2019-11-25 22:27:29,425 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:29,426 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:29,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:27:29,429 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:27:29,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:29" (1/1) ... [2019-11-25 22:27:29,572 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:29" (1/1) ... [2019-11-25 22:27:29,970 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:29,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:27:29,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:27:29,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:27:29,994 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:29" (1/1) ... [2019-11-25 22:27:29,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:29" (1/1) ... [2019-11-25 22:27:30,046 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:29" (1/1) ... [2019-11-25 22:27:30,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:29" (1/1) ... [2019-11-25 22:27:30,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:29" (1/1) ... [2019-11-25 22:27:30,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:29" (1/1) ... [2019-11-25 22:27:30,400 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:29" (1/1) ... [2019-11-25 22:27:30,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:27:30,494 INFO L168 Benchmark]: Toolchain (without parser) took 6323.41 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 734.4 MB in the end (delta: 210.1 MB). Peak memory consumption was 210.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:30,498 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-25 22:27:30,500 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5255.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:30,501 INFO L168 Benchmark]: Boogie Procedure Inliner took 544.34 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:30,507 INFO L168 Benchmark]: Boogie Preprocessor took 514.18 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 734.4 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:30,517 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 5255.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 544.34 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 514.18 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 734.4 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...