./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label22.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem02_label22.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 03d2eba0c96e405e42abc242d8ae37d66c66f111 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem02_label22.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 03d2eba0c96e405e42abc242d8ae37d66c66f111 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:21:18,435 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:18,439 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:18,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:18,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:18,463 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:18,479 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:18,496 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:18,498 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:18,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:18,509 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:18,512 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:18,513 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:18,520 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:18,522 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:18,529 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:18,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:18,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:18,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:18,553 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:18,562 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:18,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:18,573 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:18,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:18,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:18,589 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:18,589 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:18,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:18,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:18,596 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:18,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:18,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:18,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:18,604 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:18,606 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:18,610 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:18,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:18,612 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:18,612 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:18,616 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:18,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:18,620 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:18,663 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:18,664 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:18,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:18,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:18,668 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:18,668 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:18,671 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:18,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:18,672 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:18,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:18,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:18,674 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:18,674 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:18,674 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:18,675 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:18,676 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:18,678 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:18,678 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:18,679 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:18,679 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:18,679 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:18,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:18,681 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:18,681 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:18,681 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:18,684 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:18,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:18,684 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:18,685 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 -> 03d2eba0c96e405e42abc242d8ae37d66c66f111 [2019-11-27 09:21:19,258 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:19,285 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:19,291 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:19,297 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:19,298 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:19,299 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label22.c [2019-11-27 09:21:19,459 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28417b551/94230e66e0424d5b9642fbad7dd08496/FLAG89dc3dde8 [2019-11-27 09:21:20,724 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:20,732 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label22.c [2019-11-27 09:21:20,761 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28417b551/94230e66e0424d5b9642fbad7dd08496/FLAG89dc3dde8 [2019-11-27 09:21:20,787 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28417b551/94230e66e0424d5b9642fbad7dd08496 [2019-11-27 09:21:20,796 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:20,797 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:20,799 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:20,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:20,805 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:20,806 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:20" (1/1) ... [2019-11-27 09:21:20,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:20, skipping insertion in model container [2019-11-27 09:21:20,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:20" (1/1) ... [2019-11-27 09:21:20,827 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:20,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:21,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:21,953 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:22,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:22,293 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:22,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:22 WrapperNode [2019-11-27 09:21:22,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:22,297 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:22,298 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:22,301 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:22,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:22" (1/1) ... [2019-11-27 09:21:22,369 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:22" (1/1) ... [2019-11-27 09:21:22,498 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:22,499 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:22,500 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:22,500 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:22,512 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:22" (1/1) ... [2019-11-27 09:21:22,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:22" (1/1) ... [2019-11-27 09:21:22,536 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:22" (1/1) ... [2019-11-27 09:21:22,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:22" (1/1) ... [2019-11-27 09:21:22,599 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:22" (1/1) ... [2019-11-27 09:21:22,633 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:22" (1/1) ... [2019-11-27 09:21:22,656 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:22" (1/1) ... [2019-11-27 09:21:22,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:22,693 INFO L168 Benchmark]: Toolchain (without parser) took 1888.55 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 960.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:22,697 INFO L168 Benchmark]: CDTParser took 1.68 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 09:21:22,705 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1498.16 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 971.7 MB in the end (delta: -10.0 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:22,706 INFO L168 Benchmark]: Boogie Procedure Inliner took 201.10 ms. Allocated memory is still 1.0 GB. Free memory was 971.7 MB in the beginning and 966.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:22,709 INFO L168 Benchmark]: Boogie Preprocessor took 184.73 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:22,722 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.68 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 1498.16 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 971.7 MB in the end (delta: -10.0 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 201.10 ms. Allocated memory is still 1.0 GB. Free memory was 971.7 MB in the beginning and 966.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 184.73 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:21:26,516 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:26,523 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:26,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:26,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:26,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:26,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:26,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:26,586 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:26,592 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:26,594 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:26,599 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:26,600 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:26,607 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:26,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:26,613 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:26,616 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:26,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:26,627 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:26,634 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:26,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:26,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:26,652 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:26,656 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:26,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:26,664 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:26,664 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:26,667 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:26,671 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:26,672 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:26,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:26,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:26,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:26,679 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:26,682 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:26,683 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:26,685 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:26,686 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:26,686 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:26,687 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:26,693 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:26,694 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:21:26,730 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:26,732 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:26,737 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:26,737 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:26,737 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:26,740 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:26,740 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:26,740 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:26,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:26,741 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:26,742 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:26,743 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:26,743 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:21:26,745 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:21:26,745 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:26,746 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:26,746 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:26,746 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:26,747 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:26,748 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:26,748 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:26,748 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:26,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:26,751 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:26,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:26,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:26,752 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:21:26,752 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:21:26,753 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:26,753 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:21:26,754 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 -> 03d2eba0c96e405e42abc242d8ae37d66c66f111 [2019-11-27 09:21:27,387 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:27,416 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:27,426 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:27,428 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:27,429 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:27,432 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label22.c [2019-11-27 09:21:27,587 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34b7a1c8d/1cdf1c2783ac4ff09f89ae6ccc88a0d8/FLAG85566f733 [2019-11-27 09:21:28,790 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:28,799 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label22.c [2019-11-27 09:21:28,828 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34b7a1c8d/1cdf1c2783ac4ff09f89ae6ccc88a0d8/FLAG85566f733 [2019-11-27 09:21:29,252 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34b7a1c8d/1cdf1c2783ac4ff09f89ae6ccc88a0d8 [2019-11-27 09:21:29,262 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:29,265 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:29,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:29,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:29,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:29,280 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:29" (1/1) ... [2019-11-27 09:21:29,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:29, skipping insertion in model container [2019-11-27 09:21:29,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:29" (1/1) ... [2019-11-27 09:21:29,310 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:29,413 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:30,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:30,493 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:30,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:30,843 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:30,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:30 WrapperNode [2019-11-27 09:21:30,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:30,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:30,849 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:30,849 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:30,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:30" (1/1) ... [2019-11-27 09:21:30,930 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:30" (1/1) ... [2019-11-27 09:21:31,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:31,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:31,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:31,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:31,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:30" (1/1) ... [2019-11-27 09:21:31,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:30" (1/1) ... [2019-11-27 09:21:31,088 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:30" (1/1) ... [2019-11-27 09:21:31,089 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:30" (1/1) ... [2019-11-27 09:21:31,138 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:30" (1/1) ... [2019-11-27 09:21:31,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:30" (1/1) ... [2019-11-27 09:21:31,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:30" (1/1) ... [2019-11-27 09:21:31,218 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:31,231 INFO L168 Benchmark]: Toolchain (without parser) took 1963.14 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 966.8 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:21:31,233 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. [2019-11-27 09:21:31,236 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1574.81 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 33.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:31,240 INFO L168 Benchmark]: Boogie Procedure Inliner took 203.53 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:21:31,243 INFO L168 Benchmark]: Boogie Preprocessor took 175.41 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 966.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:31,255 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 1574.81 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 33.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 203.53 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 175.41 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 966.8 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...