./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label55.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label55.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 c569859bcd20a41338b534d2dfee85855c205400 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label55.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 c569859bcd20a41338b534d2dfee85855c205400 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:01:43,251 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:43,254 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:43,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:43,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:43,300 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:43,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:43,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:43,329 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:43,335 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:43,341 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:43,342 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:43,346 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:43,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:43,354 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:43,356 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:43,361 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:43,365 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:43,370 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:43,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:43,388 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:43,395 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:43,399 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:43,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:43,411 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:43,412 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:43,412 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:43,416 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:43,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:43,422 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:43,422 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:43,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:43,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:43,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:43,432 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:43,433 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:43,434 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:43,436 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:43,436 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:43,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:43,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:43,445 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:01:43,482 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:43,484 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:43,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:43,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:43,493 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:43,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:43,493 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:43,494 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:01:43,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:43,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:43,496 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:43,496 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:43,496 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:43,498 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:43,498 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:43,499 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:43,499 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:43,501 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:43,501 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:43,501 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:43,502 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:43,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:43,504 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:43,504 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:43,505 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:43,505 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:01:43,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:01:43,507 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:43,507 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 -> c569859bcd20a41338b534d2dfee85855c205400 [2019-11-27 16:01:44,110 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:44,141 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:44,149 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:44,154 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:44,155 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:44,156 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label55.c [2019-11-27 16:01:44,329 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efd9c77e6/92855c3c494b4082b46ebe16c08f07bd/FLAGa512dfa3e [2019-11-27 16:01:46,364 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:46,365 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label55.c [2019-11-27 16:01:46,487 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efd9c77e6/92855c3c494b4082b46ebe16c08f07bd/FLAGa512dfa3e [2019-11-27 16:01:46,531 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efd9c77e6/92855c3c494b4082b46ebe16c08f07bd [2019-11-27 16:01:46,539 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:46,547 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:46,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:46,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:46,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:46,563 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:46" (1/1) ... [2019-11-27 16:01:46,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:46, skipping insertion in model container [2019-11-27 16:01:46,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:46" (1/1) ... [2019-11-27 16:01:46,600 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:47,211 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:52,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:52,141 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:54,924 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:55,059 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:55,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:55 WrapperNode [2019-11-27 16:01:55,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:55,066 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:55,066 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:55,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:55,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:55" (1/1) ... [2019-11-27 16:01:55,277 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:55" (1/1) ... [2019-11-27 16:01:56,584 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:56,587 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:56,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:56,588 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:56,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:55" (1/1) ... [2019-11-27 16:01:56,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:55" (1/1) ... [2019-11-27 16:01:56,809 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:55" (1/1) ... [2019-11-27 16:01:56,815 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:55" (1/1) ... [2019-11-27 16:01:58,316 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:55" (1/1) ... [2019-11-27 16:01:58,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:55" (1/1) ... [2019-11-27 16:01:58,766 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:55" (1/1) ... [2019-11-27 16:01:59,138 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:59,149 INFO L168 Benchmark]: Toolchain (without parser) took 12597.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 774.9 MB in the end (delta: 163.9 MB). Peak memory consumption was 393.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:59,150 INFO L168 Benchmark]: CDTParser took 1.78 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 16:01:59,153 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8515.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 870.7 MB in the end (delta: 68.1 MB). Peak memory consumption was 277.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:59,156 INFO L168 Benchmark]: Boogie Procedure Inliner took 1520.34 ms. Allocated memory is still 1.0 GB. Free memory was 870.7 MB in the beginning and 702.8 MB in the end (delta: 167.9 MB). Peak memory consumption was 167.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:59,160 INFO L168 Benchmark]: Boogie Preprocessor took 2551.40 ms. Allocated memory is still 1.0 GB. Free memory was 702.8 MB in the beginning and 774.9 MB in the end (delta: -72.1 MB). Peak memory consumption was 157.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:59,172 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.78 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 8515.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 870.7 MB in the end (delta: 68.1 MB). Peak memory consumption was 277.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1520.34 ms. Allocated memory is still 1.0 GB. Free memory was 870.7 MB in the beginning and 702.8 MB in the end (delta: 167.9 MB). Peak memory consumption was 167.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2551.40 ms. Allocated memory is still 1.0 GB. Free memory was 702.8 MB in the beginning and 774.9 MB in the end (delta: -72.1 MB). Peak memory consumption was 157.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:02:03,294 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:02:03,297 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:02:03,322 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:02:03,324 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:02:03,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:02:03,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:02:03,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:02:03,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:02:03,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:02:03,375 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:02:03,379 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:02:03,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:02:03,387 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:02:03,390 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:02:03,396 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:02:03,400 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:02:03,402 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:02:03,408 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:02:03,419 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:02:03,428 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:02:03,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:02:03,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:02:03,442 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:02:03,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:02:03,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:02:03,454 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:02:03,457 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:02:03,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:02:03,459 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:02:03,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:02:03,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:02:03,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:02:03,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:02:03,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:02:03,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:02:03,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:02:03,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:02:03,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:02:03,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:02:03,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:02:03,484 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:02:03,526 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:02:03,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:02:03,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:02:03,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:02:03,534 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:02:03,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:02:03,537 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:02:03,537 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:02:03,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:02:03,538 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:02:03,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:02:03,539 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:02:03,540 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:02:03,540 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:02:03,540 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:02:03,542 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:02:03,542 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:02:03,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:02:03,543 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:02:03,545 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:02:03,545 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:02:03,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:02:03,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:02:03,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:02:03,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:02:03,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:02:03,547 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:02:03,550 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:02:03,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:02:03,551 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:02:03,552 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 -> c569859bcd20a41338b534d2dfee85855c205400 [2019-11-27 16:02:04,257 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:02:04,287 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:02:04,293 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:02:04,298 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:02:04,300 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:02:04,302 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label55.c [2019-11-27 16:02:04,462 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c8830c13/f379150e9482472eaf39d50baef34f0b/FLAGf019b6a56 [2019-11-27 16:02:06,435 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:02:06,436 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label55.c [2019-11-27 16:02:06,580 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c8830c13/f379150e9482472eaf39d50baef34f0b/FLAGf019b6a56 [2019-11-27 16:02:06,627 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c8830c13/f379150e9482472eaf39d50baef34f0b [2019-11-27 16:02:06,634 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:02:06,639 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:02:06,647 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:02:06,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:02:06,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:02:06,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:02:06" (1/1) ... [2019-11-27 16:02:06,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:06, skipping insertion in model container [2019-11-27 16:02:06,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:02:06" (1/1) ... [2019-11-27 16:02:06,684 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:02:07,229 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:02:12,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:02:12,735 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:02:15,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:02:15,833 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:02:15,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:15 WrapperNode [2019-11-27 16:02:15,838 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:02:15,839 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:02:15,840 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:02:15,840 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:02:15,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:15" (1/1) ... [2019-11-27 16:02:16,065 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:15" (1/1) ... [2019-11-27 16:02:16,595 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:02:16,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:02:16,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:02:16,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:02:16,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:15" (1/1) ... [2019-11-27 16:02:16,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:15" (1/1) ... [2019-11-27 16:02:17,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:15" (1/1) ... [2019-11-27 16:02:17,251 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:15" (1/1) ... [2019-11-27 16:02:17,700 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:15" (1/1) ... [2019-11-27 16:02:17,814 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:15" (1/1) ... [2019-11-27 16:02:17,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:15" (1/1) ... [2019-11-27 16:02:18,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:02:18,031 INFO L168 Benchmark]: Toolchain (without parser) took 11385.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 858.5 MB in the end (delta: 78.7 MB). Peak memory consumption was 311.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:02:18,034 INFO L168 Benchmark]: CDTParser took 3.06 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 16:02:18,036 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9191.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 747.7 MB in the end (delta: 189.6 MB). Peak memory consumption was 256.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:02:18,039 INFO L168 Benchmark]: Boogie Procedure Inliner took 756.76 ms. Allocated memory is still 1.0 GB. Free memory was 747.7 MB in the beginning and 680.5 MB in the end (delta: 67.2 MB). Peak memory consumption was 67.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:02:18,042 INFO L168 Benchmark]: Boogie Preprocessor took 1425.33 ms. Allocated memory is still 1.0 GB. Free memory was 680.5 MB in the beginning and 858.5 MB in the end (delta: -178.0 MB). Peak memory consumption was 54.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:02:18,054 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.06 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 9191.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 747.7 MB in the end (delta: 189.6 MB). Peak memory consumption was 256.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 756.76 ms. Allocated memory is still 1.0 GB. Free memory was 747.7 MB in the beginning and 680.5 MB in the end (delta: 67.2 MB). Peak memory consumption was 67.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1425.33 ms. Allocated memory is still 1.0 GB. Free memory was 680.5 MB in the beginning and 858.5 MB in the end (delta: -178.0 MB). Peak memory consumption was 54.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...