./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label09.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem18_label09.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 e051693047092e93fe3bb3f0112c6f5a920e34bb .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label09.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 e051693047092e93fe3bb3f0112c6f5a920e34bb ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:56:57,227 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:57,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:57,273 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:57,275 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:57,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:57,283 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:57,301 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:57,305 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:57,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:57,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:57,319 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:57,322 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:57,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:57,330 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:57,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:57,338 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:57,342 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:57,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:57,358 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:57,364 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:57,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:57,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:57,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:57,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:57,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:57,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:57,395 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:57,396 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:57,399 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:57,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:57,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:57,408 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:57,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:57,412 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:57,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:57,416 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:57,416 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:57,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:57,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:57,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:57,426 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:57,471 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:57,473 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:57,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:57,478 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:57,478 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:57,478 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:57,481 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:57,481 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:57,481 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:57,482 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:57,483 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:57,483 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:57,487 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:57,488 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:57,488 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:57,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:57,489 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:57,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:57,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:57,490 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:57,490 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:57,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:57,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:57,493 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:57,494 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:57,494 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:57,494 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:57,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:57,495 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:57,498 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 -> e051693047092e93fe3bb3f0112c6f5a920e34bb [2019-11-24 20:56:58,043 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:58,073 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:58,081 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:58,083 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:58,088 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:58,090 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label09.c [2019-11-24 20:56:58,248 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03cd91eb4/38332bc7962145d1a797a4dbdb329325/FLAG42b6c6c7c [2019-11-24 20:56:59,858 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:59,862 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label09.c [2019-11-24 20:56:59,923 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03cd91eb4/38332bc7962145d1a797a4dbdb329325/FLAG42b6c6c7c [2019-11-24 20:56:59,965 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03cd91eb4/38332bc7962145d1a797a4dbdb329325 [2019-11-24 20:56:59,974 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:59,978 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:59,984 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:59,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:59,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:59,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:59" (1/1) ... [2019-11-24 20:57:00,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:59, skipping insertion in model container [2019-11-24 20:57:00,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:59" (1/1) ... [2019-11-24 20:57:00,029 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:00,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:02,952 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:02,968 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:04,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:04,125 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:04,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04 WrapperNode [2019-11-24 20:57:04,131 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:04,134 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:04,135 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:04,135 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:04,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:04,272 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:04,709 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:04,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:04,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:04,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:04,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:04,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:04,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:04,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:05,010 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:05,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:05,142 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:05,240 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:05,252 INFO L168 Benchmark]: Toolchain (without parser) took 5269.23 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 804.8 MB in the end (delta: 145.5 MB). Peak memory consumption was 145.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:05,254 INFO L168 Benchmark]: CDTParser took 0.85 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. [2019-11-24 20:57:05,258 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4149.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.6 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:05,260 INFO L168 Benchmark]: Boogie Procedure Inliner took 578.11 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 827.7 MB in the end (delta: 45.9 MB). Peak memory consumption was 45.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:05,264 INFO L168 Benchmark]: Boogie Preprocessor took 531.65 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:05,275 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.85 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 4149.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.6 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 578.11 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 827.7 MB in the end (delta: 45.9 MB). Peak memory consumption was 45.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 531.65 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 0.1.24-32f2683 [2019-11-24 20:57:09,356 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:09,364 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:09,386 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:09,388 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:09,391 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:09,407 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:09,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:09,427 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:09,435 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:09,436 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:09,443 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:09,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:09,452 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:09,454 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:09,458 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:09,461 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:09,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:09,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:09,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:09,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:09,492 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:09,497 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:09,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:09,509 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:09,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:09,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:09,514 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:09,515 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:09,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:09,518 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:09,520 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:09,522 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:09,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:09,528 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:09,529 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:09,531 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:09,532 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:09,532 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:09,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:09,538 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:09,539 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:09,579 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:09,581 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:09,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:09,586 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:09,589 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:09,589 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:09,589 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:09,590 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:09,590 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:09,590 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:09,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:09,592 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:09,592 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:09,593 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:09,594 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:09,594 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:09,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:09,597 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:09,597 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:09,597 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:09,598 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:09,598 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:09,598 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:09,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:09,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:09,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:09,602 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:09,602 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:09,602 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:09,603 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:09,604 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:09,605 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 -> e051693047092e93fe3bb3f0112c6f5a920e34bb [2019-11-24 20:57:10,211 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:10,243 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:10,250 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:10,253 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:10,256 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:10,257 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label09.c [2019-11-24 20:57:10,422 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8d827e3f/313d563d084c4a58a81c3d911d60508d/FLAG11d779239 [2019-11-24 20:57:12,161 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:12,168 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label09.c [2019-11-24 20:57:12,249 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8d827e3f/313d563d084c4a58a81c3d911d60508d/FLAG11d779239 [2019-11-24 20:57:12,290 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8d827e3f/313d563d084c4a58a81c3d911d60508d [2019-11-24 20:57:12,297 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:12,306 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:12,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:12,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:12,318 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:12,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:12" (1/1) ... [2019-11-24 20:57:12,329 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:12, skipping insertion in model container [2019-11-24 20:57:12,330 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:12" (1/1) ... [2019-11-24 20:57:12,354 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:12,604 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:15,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:15,214 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:16,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:16,641 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:16,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:16 WrapperNode [2019-11-24 20:57:16,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:16,647 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:16,647 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:16,649 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:16,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:16" (1/1) ... [2019-11-24 20:57:16,791 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:16" (1/1) ... [2019-11-24 20:57:17,125 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:17,125 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:17,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:17,126 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:17,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:16" (1/1) ... [2019-11-24 20:57:17,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:16" (1/1) ... [2019-11-24 20:57:17,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:16" (1/1) ... [2019-11-24 20:57:17,210 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:16" (1/1) ... [2019-11-24 20:57:17,377 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:16" (1/1) ... [2019-11-24 20:57:17,445 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:16" (1/1) ... [2019-11-24 20:57:17,488 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:16" (1/1) ... [2019-11-24 20:57:17,527 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:17,537 INFO L168 Benchmark]: Toolchain (without parser) took 5230.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 793.6 MB in the end (delta: 162.4 MB). Peak memory consumption was 162.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:17,539 INFO L168 Benchmark]: CDTParser took 3.81 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. [2019-11-24 20:57:17,542 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4336.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.1 MB in the end (delta: 110.8 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:17,543 INFO L168 Benchmark]: Boogie Procedure Inliner took 478.32 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:17,549 INFO L168 Benchmark]: Boogie Preprocessor took 402.01 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 793.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:17,560 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.81 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 4336.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.1 MB in the end (delta: 110.8 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 478.32 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 402.01 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 793.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...