./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label23.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/Problem18_label23.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 1a465e1f2b69db22ad1e4a7a31c9acd239ec59e4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label23.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 1a465e1f2b69db22ad1e4a7a31c9acd239ec59e4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:38:19,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:19,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:20,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:20,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:20,005 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:20,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:20,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:20,031 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:20,037 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:20,039 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:20,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:20,045 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:20,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:20,055 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:20,059 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:20,063 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:20,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:20,074 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:20,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:20,090 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:20,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:20,100 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:20,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:20,111 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:20,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:20,112 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:20,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:20,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:20,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:20,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:20,123 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:20,124 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:20,128 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:20,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:20,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:20,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:20,135 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:20,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:20,136 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:20,139 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:20,141 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:20,180 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:20,182 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:20,187 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:20,188 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:20,188 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:20,188 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:20,188 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:20,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:20,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:20,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:20,194 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:20,194 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:20,194 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:20,195 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:20,195 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:20,195 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:20,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:20,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:20,199 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:20,199 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:20,199 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:20,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:20,200 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:20,200 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:20,201 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:20,201 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:20,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:20,201 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:20,203 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 -> 1a465e1f2b69db22ad1e4a7a31c9acd239ec59e4 [2019-11-27 09:38:20,735 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:20,768 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:20,776 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:20,778 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:20,781 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:20,783 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label23.c [2019-11-27 09:38:20,945 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b97b09e3/bef5e3e957ae4ab385dddb2847057883/FLAGcff0b1ea6 [2019-11-27 09:38:22,500 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:22,504 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label23.c [2019-11-27 09:38:22,566 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b97b09e3/bef5e3e957ae4ab385dddb2847057883/FLAGcff0b1ea6 [2019-11-27 09:38:22,603 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b97b09e3/bef5e3e957ae4ab385dddb2847057883 [2019-11-27 09:38:22,609 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:22,616 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:22,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:22,621 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:22,628 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:22,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:22" (1/1) ... [2019-11-27 09:38:22,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:22, skipping insertion in model container [2019-11-27 09:38:22,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:22" (1/1) ... [2019-11-27 09:38:22,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:22,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:25,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:25,482 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:26,539 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:26,599 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:26,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:26 WrapperNode [2019-11-27 09:38:26,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:26,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:26,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:26,606 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:26,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:26" (1/1) ... [2019-11-27 09:38:26,712 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:26" (1/1) ... [2019-11-27 09:38:27,155 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:27,160 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:27,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:27,160 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:27,183 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:26" (1/1) ... [2019-11-27 09:38:27,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:26" (1/1) ... [2019-11-27 09:38:27,238 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:26" (1/1) ... [2019-11-27 09:38:27,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:26" (1/1) ... [2019-11-27 09:38:27,451 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:26" (1/1) ... [2019-11-27 09:38:27,523 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:26" (1/1) ... [2019-11-27 09:38:27,610 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:26" (1/1) ... [2019-11-27 09:38:27,709 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:27,721 INFO L168 Benchmark]: Toolchain (without parser) took 5102.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 804.6 MB in the end (delta: 145.6 MB). Peak memory consumption was 145.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:27,722 INFO L168 Benchmark]: CDTParser took 0.39 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 09:38:27,727 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3984.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.4 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:27,729 INFO L168 Benchmark]: Boogie Procedure Inliner took 556.70 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 833.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:27,733 INFO L168 Benchmark]: Boogie Preprocessor took 553.38 ms. Allocated memory is still 1.0 GB. Free memory was 833.3 MB in the beginning and 804.6 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:27,748 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 3984.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.4 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 556.70 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 833.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 553.38 ms. Allocated memory is still 1.0 GB. Free memory was 833.3 MB in the beginning and 804.6 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 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 09:38:31,656 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:31,663 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:31,696 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:31,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:31,703 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:31,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:31,726 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:31,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:31,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:31,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:31,740 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:31,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:31,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:31,750 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:31,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:31,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:31,764 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:31,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:31,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:31,782 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:31,791 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:31,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:31,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:31,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:31,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:31,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:31,808 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:31,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:31,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:31,813 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:31,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:31,818 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:31,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:31,823 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:31,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:31,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:31,827 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:31,827 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:31,828 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:31,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:31,834 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:31,873 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:31,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:31,877 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:31,879 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:31,879 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:31,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:31,880 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:31,882 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:31,882 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:31,882 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:31,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:31,884 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:31,884 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:31,887 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:31,887 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:31,888 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:31,888 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:31,888 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:31,889 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:31,889 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:31,889 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:31,890 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:31,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:31,892 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:31,892 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:31,893 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:31,893 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:31,893 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:31,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:31,897 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:31,898 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 -> 1a465e1f2b69db22ad1e4a7a31c9acd239ec59e4 [2019-11-27 09:38:32,447 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:32,478 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:32,486 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:32,491 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:32,492 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:32,494 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label23.c [2019-11-27 09:38:32,654 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc8360d10/04d4a25f06744013b5a02282d23ed141/FLAGb31a44de2 [2019-11-27 09:38:34,220 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:34,221 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label23.c [2019-11-27 09:38:34,279 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc8360d10/04d4a25f06744013b5a02282d23ed141/FLAGb31a44de2 [2019-11-27 09:38:34,321 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc8360d10/04d4a25f06744013b5a02282d23ed141 [2019-11-27 09:38:34,332 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:34,336 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:34,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:34,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:34,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:34,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:34" (1/1) ... [2019-11-27 09:38:34,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:34, skipping insertion in model container [2019-11-27 09:38:34,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:34" (1/1) ... [2019-11-27 09:38:34,383 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:34,644 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:37,034 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:37,050 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:38,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:38,593 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:38,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38 WrapperNode [2019-11-27 09:38:38,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:38,598 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:38,600 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:38,600 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:38,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:38,733 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:39,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:39,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:39,085 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:39,085 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:39,109 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:39,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:39,157 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:39,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:39,321 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:39,395 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:39,450 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:39,521 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:39,531 INFO L168 Benchmark]: Toolchain (without parser) took 5190.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 799.3 MB in the end (delta: 149.5 MB). Peak memory consumption was 149.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:39,532 INFO L168 Benchmark]: CDTParser took 0.39 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 09:38:39,536 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4255.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 845.1 MB in the end (delta: 103.7 MB). Peak memory consumption was 103.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:39,538 INFO L168 Benchmark]: Boogie Procedure Inliner took 484.44 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:39,542 INFO L168 Benchmark]: Boogie Preprocessor took 440.78 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:39,552 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 4255.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 845.1 MB in the end (delta: 103.7 MB). Peak memory consumption was 103.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 484.44 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 440.78 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...