./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label04.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label04.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 c7987dc6431c1e4b101dd1281c9fe6ef129fe2dc ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label04.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 c7987dc6431c1e4b101dd1281c9fe6ef129fe2dc ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:44,266 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:44,270 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:44,303 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:44,305 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:44,308 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:44,317 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:44,334 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:44,337 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:44,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:44,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:44,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:44,353 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:44,357 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:44,361 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:44,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:44,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:44,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:44,378 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:44,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:44,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:44,401 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:44,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:44,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:44,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:44,417 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:44,417 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:44,420 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:44,421 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:44,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:44,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:44,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:44,428 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:44,432 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:44,436 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:44,437 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:44,438 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:44,438 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:44,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:44,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:44,445 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:44,446 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:44,483 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:44,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:44,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:44,491 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:44,491 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:44,492 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:44,492 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:44,492 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:44,496 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:44,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:44,497 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:44,498 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:44,498 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:44,499 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:44,499 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:44,500 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:44,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:44,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:44,503 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:44,503 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:44,504 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:44,504 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:44,504 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:44,505 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:44,505 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:44,505 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:44,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:44,508 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:44,509 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 -> c7987dc6431c1e4b101dd1281c9fe6ef129fe2dc [2019-11-26 16:51:45,184 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:45,218 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:45,225 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:45,229 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:45,231 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:45,235 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label04.c [2019-11-26 16:51:45,400 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c910fda91/2f0b466140454e0a9da3a5453b9ecf22/FLAG4f7ea1551 [2019-11-26 16:51:47,548 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:47,551 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label04.c [2019-11-26 16:51:47,672 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c910fda91/2f0b466140454e0a9da3a5453b9ecf22/FLAG4f7ea1551 [2019-11-26 16:51:47,708 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c910fda91/2f0b466140454e0a9da3a5453b9ecf22 [2019-11-26 16:51:47,716 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:47,721 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:47,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:47,727 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:47,737 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:47,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:47" (1/1) ... [2019-11-26 16:51:47,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6876a529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:47, skipping insertion in model container [2019-11-26 16:51:47,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:47" (1/1) ... [2019-11-26 16:51:47,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:48,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:52,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:53,005 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:55,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:55,854 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:55,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:55 WrapperNode [2019-11-26 16:51:55,859 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:55,860 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:55,861 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:55,861 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:55,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:55" (1/1) ... [2019-11-26 16:51:56,056 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:55" (1/1) ... [2019-11-26 16:51:57,252 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:57,254 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:57,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:57,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:57,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:55" (1/1) ... [2019-11-26 16:51:57,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:55" (1/1) ... [2019-11-26 16:51:57,466 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:55" (1/1) ... [2019-11-26 16:51:57,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:55" (1/1) ... [2019-11-26 16:51:58,913 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:55" (1/1) ... [2019-11-26 16:51:59,027 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:55" (1/1) ... [2019-11-26 16:51:59,320 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:55" (1/1) ... [2019-11-26 16:51:59,902 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:59,915 INFO L168 Benchmark]: Toolchain (without parser) took 12184.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 774.1 MB in the end (delta: 159.0 MB). Peak memory consumption was 385.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:59,916 INFO L168 Benchmark]: CDTParser took 0.54 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. [2019-11-26 16:51:59,921 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8134.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 866.5 MB in the end (delta: 66.6 MB). Peak memory consumption was 270.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:59,923 INFO L168 Benchmark]: Boogie Procedure Inliner took 1393.22 ms. Allocated memory is still 1.0 GB. Free memory was 866.5 MB in the beginning and 699.6 MB in the end (delta: 166.9 MB). Peak memory consumption was 166.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:59,930 INFO L168 Benchmark]: Boogie Preprocessor took 2648.23 ms. Allocated memory is still 1.0 GB. Free memory was 699.6 MB in the beginning and 774.1 MB in the end (delta: -74.5 MB). Peak memory consumption was 151.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:59,945 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 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 8134.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 866.5 MB in the end (delta: 66.6 MB). Peak memory consumption was 270.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1393.22 ms. Allocated memory is still 1.0 GB. Free memory was 866.5 MB in the beginning and 699.6 MB in the end (delta: 166.9 MB). Peak memory consumption was 166.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2648.23 ms. Allocated memory is still 1.0 GB. Free memory was 699.6 MB in the beginning and 774.1 MB in the end (delta: -74.5 MB). Peak memory consumption was 151.9 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 0.1.24-025d5a2 [2019-11-26 16:52:04,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:04,012 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:04,050 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:04,051 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:04,053 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:04,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:04,077 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:04,081 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:04,085 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:04,088 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:04,093 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:04,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:04,100 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:04,106 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:04,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:04,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:04,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:04,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:04,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:04,142 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:04,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:04,152 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:04,158 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:04,165 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:04,165 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:04,166 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:04,169 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:04,171 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:04,173 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:04,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:04,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:04,180 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:04,183 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:04,185 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:04,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:04,188 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:04,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:04,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:04,194 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:04,198 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:04,199 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:52:04,238 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:04,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:04,246 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:04,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:04,247 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:04,247 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:04,248 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:04,248 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:04,248 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:04,251 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:04,252 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:04,253 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:04,253 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:52:04,253 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:52:04,254 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:04,254 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:04,254 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:04,254 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:04,256 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:04,256 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:04,256 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:04,259 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:04,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:04,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:04,260 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:04,260 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:04,260 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:52:04,261 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:52:04,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:04,262 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:52:04,266 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 -> c7987dc6431c1e4b101dd1281c9fe6ef129fe2dc [2019-11-26 16:52:04,829 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:04,858 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:04,865 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:04,870 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:04,870 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:04,874 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label04.c [2019-11-26 16:52:05,037 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c4b09c58/a6d8e7e3a67f4769941214f3808d5966/FLAG31a00c777 [2019-11-26 16:52:07,183 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:07,184 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label04.c [2019-11-26 16:52:07,311 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c4b09c58/a6d8e7e3a67f4769941214f3808d5966/FLAG31a00c777 [2019-11-26 16:52:07,354 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c4b09c58/a6d8e7e3a67f4769941214f3808d5966 [2019-11-26 16:52:07,367 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:07,374 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:07,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:07,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:07,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:07,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:07" (1/1) ... [2019-11-26 16:52:07,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:07, skipping insertion in model container [2019-11-26 16:52:07,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:07" (1/1) ... [2019-11-26 16:52:07,420 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:07,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:13,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:13,955 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:16,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:16,754 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:16,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:16 WrapperNode [2019-11-26 16:52:16,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:16,761 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:16,762 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:16,762 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:16,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:16" (1/1) ... [2019-11-26 16:52:17,010 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:16" (1/1) ... [2019-11-26 16:52:17,673 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:17,676 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:17,676 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:17,677 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:17,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:16" (1/1) ... [2019-11-26 16:52:17,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:16" (1/1) ... [2019-11-26 16:52:17,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:16" (1/1) ... [2019-11-26 16:52:17,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:16" (1/1) ... [2019-11-26 16:52:18,753 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:16" (1/1) ... [2019-11-26 16:52:18,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:16" (1/1) ... [2019-11-26 16:52:19,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:16" (1/1) ... [2019-11-26 16:52:19,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:19,156 INFO L168 Benchmark]: Toolchain (without parser) took 11779.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 869.1 MB in the end (delta: 63.9 MB). Peak memory consumption was 314.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:19,157 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:52:19,160 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9383.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 763.6 MB in the end (delta: 169.4 MB). Peak memory consumption was 253.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:19,162 INFO L168 Benchmark]: Boogie Procedure Inliner took 914.83 ms. Allocated memory is still 1.0 GB. Free memory was 763.6 MB in the beginning and 694.2 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:19,168 INFO L168 Benchmark]: Boogie Preprocessor took 1470.71 ms. Allocated memory is still 1.0 GB. Free memory was 694.2 MB in the beginning and 869.1 MB in the end (delta: -175.0 MB). Peak memory consumption was 75.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:19,178 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 9383.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 763.6 MB in the end (delta: 169.4 MB). Peak memory consumption was 253.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 914.83 ms. Allocated memory is still 1.0 GB. Free memory was 763.6 MB in the beginning and 694.2 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1470.71 ms. Allocated memory is still 1.0 GB. Free memory was 694.2 MB in the beginning and 869.1 MB in the end (delta: -175.0 MB). Peak memory consumption was 75.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...