./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label08.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/Problem11_label08.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 85ae6ee13f30f14415770eb48fdaae6ca5bfa319 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem11_label08.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 85ae6ee13f30f14415770eb48fdaae6ca5bfa319 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:54:37,363 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:37,368 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:37,404 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:37,405 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:37,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:37,413 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:37,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:37,433 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:37,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:37,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:37,448 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:37,449 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:37,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:37,458 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:37,463 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:37,464 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:37,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:37,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:37,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:37,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:37,498 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:37,502 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:37,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:37,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:37,517 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:37,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:37,520 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:37,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:37,524 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:37,528 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:37,529 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:37,530 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:37,533 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:37,536 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:37,537 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:37,539 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:37,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:37,541 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:37,543 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:37,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:37,550 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:54:37,601 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:37,605 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:37,608 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:37,609 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:37,609 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:37,610 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:37,614 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:37,615 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:54:37,615 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:37,615 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:37,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:37,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:37,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:37,618 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:37,618 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:37,619 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:37,619 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:37,619 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:37,622 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:37,622 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:37,623 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:37,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:37,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:37,624 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:37,625 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:37,625 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:54:37,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:54:37,628 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:37,628 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 -> 85ae6ee13f30f14415770eb48fdaae6ca5bfa319 [2019-11-27 15:54:38,190 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:38,220 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:38,230 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:38,232 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:38,233 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:38,235 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label08.c [2019-11-27 15:54:38,400 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb1c5976c/00578379022a48eaaa5a428143f1a4dc/FLAG018f68c58 [2019-11-27 15:54:39,765 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:39,770 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label08.c [2019-11-27 15:54:39,795 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb1c5976c/00578379022a48eaaa5a428143f1a4dc/FLAG018f68c58 [2019-11-27 15:54:39,822 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb1c5976c/00578379022a48eaaa5a428143f1a4dc [2019-11-27 15:54:39,828 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:39,832 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:39,838 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:39,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:39,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:39,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:39" (1/1) ... [2019-11-27 15:54:39,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24e2c250 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:39, skipping insertion in model container [2019-11-27 15:54:39,850 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:39" (1/1) ... [2019-11-27 15:54:39,865 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:39,980 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:41,419 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:41,433 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:41,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:41,938 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:41,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41 WrapperNode [2019-11-27 15:54:41,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:41,946 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:41,947 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:41,947 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:41,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,035 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,240 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:42,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:42,244 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:42,244 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:42,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,390 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,436 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,463 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,488 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:42,498 INFO L168 Benchmark]: Toolchain (without parser) took 2658.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.5 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:42,499 INFO L168 Benchmark]: CDTParser took 1.74 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:54:42,502 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2108.09 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 950.1 MB in the end (delta: 5.8 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:42,505 INFO L168 Benchmark]: Boogie Procedure Inliner took 295.76 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 933.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:42,510 INFO L168 Benchmark]: Boogie Preprocessor took 245.67 ms. Allocated memory is still 1.0 GB. Free memory was 933.0 MB in the beginning and 921.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:42,523 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.74 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 2108.09 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 950.1 MB in the end (delta: 5.8 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 295.76 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 933.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 245.67 ms. Allocated memory is still 1.0 GB. Free memory was 933.0 MB in the beginning and 921.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 15:54:46,631 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:46,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:46,677 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:46,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:46,686 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:46,688 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:46,705 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:46,708 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:46,713 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:46,717 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:46,722 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:46,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:46,731 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:46,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:46,739 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:46,742 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:46,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:46,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:46,763 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:46,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:46,777 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:46,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:46,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:46,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:46,794 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:46,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:46,796 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:46,799 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:46,800 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:46,804 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:46,805 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:46,806 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:46,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:46,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:46,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:46,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:46,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:46,818 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:46,819 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:46,825 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:46,826 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:54:46,870 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:46,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:46,878 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:46,880 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:46,880 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:46,881 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:46,881 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:46,881 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:46,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:46,883 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:46,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:46,886 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:46,886 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:54:46,888 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:54:46,889 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:46,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:46,889 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:46,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:46,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:46,891 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:46,892 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:46,894 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:46,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:46,894 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:46,895 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:46,895 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:46,897 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:54:46,897 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:54:46,897 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:46,898 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:54:46,899 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 -> 85ae6ee13f30f14415770eb48fdaae6ca5bfa319 [2019-11-27 15:54:47,502 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:47,536 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:47,544 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:47,546 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:47,549 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:47,551 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label08.c [2019-11-27 15:54:47,713 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cc8f48e6/c957838b5233433ab9d1bb96bd8008aa/FLAGa45d66f33 [2019-11-27 15:54:49,123 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:49,129 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label08.c [2019-11-27 15:54:49,161 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cc8f48e6/c957838b5233433ab9d1bb96bd8008aa/FLAGa45d66f33 [2019-11-27 15:54:49,203 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cc8f48e6/c957838b5233433ab9d1bb96bd8008aa [2019-11-27 15:54:49,214 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:49,220 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:49,223 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:49,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:49,232 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:49,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:49" (1/1) ... [2019-11-27 15:54:49,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:49, skipping insertion in model container [2019-11-27 15:54:49,247 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:49" (1/1) ... [2019-11-27 15:54:49,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:49,399 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:50,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:51,004 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:51,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:51,437 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:51,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:51 WrapperNode [2019-11-27 15:54:51,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:51,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:51,444 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:51,444 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:51,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:51" (1/1) ... [2019-11-27 15:54:51,529 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:51" (1/1) ... [2019-11-27 15:54:51,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:51,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:51,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:51,680 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:51,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:51" (1/1) ... [2019-11-27 15:54:51,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:51" (1/1) ... [2019-11-27 15:54:51,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:51" (1/1) ... [2019-11-27 15:54:51,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:51" (1/1) ... [2019-11-27 15:54:51,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:51" (1/1) ... [2019-11-27 15:54:51,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:51" (1/1) ... [2019-11-27 15:54:51,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:51" (1/1) ... [2019-11-27 15:54:51,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:51,910 INFO L168 Benchmark]: Toolchain (without parser) took 2688.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 920.4 MB in the end (delta: 41.3 MB). Peak memory consumption was 41.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:51,911 INFO L168 Benchmark]: CDTParser took 2.96 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:54:51,913 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2217.13 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 937.6 MB in the end (delta: 18.4 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:51,916 INFO L168 Benchmark]: Boogie Procedure Inliner took 235.85 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:51,922 INFO L168 Benchmark]: Boogie Preprocessor took 220.58 ms. Allocated memory is still 1.0 GB. Free memory was 926.1 MB in the beginning and 920.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:51,934 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.96 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 2217.13 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 937.6 MB in the end (delta: 18.4 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 235.85 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 220.58 ms. Allocated memory is still 1.0 GB. Free memory was 926.1 MB in the beginning and 920.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...