./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label08.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/Problem17_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 fb49a90f7a635a0dcad7872bd4e1d42646b6a51b ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_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 fb49a90f7a635a0dcad7872bd4e1d42646b6a51b .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:37:23,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:23,531 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:23,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:23,553 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:23,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:23,563 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:23,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:23,580 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:23,585 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:23,586 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:23,591 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:23,591 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:23,595 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:23,596 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:23,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:23,601 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:23,602 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:23,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:23,611 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:23,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:23,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:23,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:23,628 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:23,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:23,633 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:23,633 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:23,637 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:23,637 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:23,638 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:23,638 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:23,641 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:23,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:23,643 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:23,646 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:23,646 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:23,647 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:23,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:23,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:23,649 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:23,653 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:23,654 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:23,682 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:23,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:23,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:23,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:23,687 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:23,687 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:23,687 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:23,688 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:23,688 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:23,688 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:23,689 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:23,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:23,689 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:23,690 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:23,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:23,692 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:23,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:23,692 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:23,692 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:23,693 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:23,693 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:23,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:23,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:23,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:23,695 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:23,695 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:23,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:23,695 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:23,695 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 -> fb49a90f7a635a0dcad7872bd4e1d42646b6a51b [2019-11-27 09:37:24,123 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:24,139 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:24,144 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:24,149 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:24,150 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:24,151 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label08.c [2019-11-27 09:37:24,257 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24d56bd28/a86304c96f15411ca58358308b67b191/FLAG982667446 [2019-11-27 09:37:25,323 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:25,325 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label08.c [2019-11-27 09:37:25,367 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24d56bd28/a86304c96f15411ca58358308b67b191/FLAG982667446 [2019-11-27 09:37:25,798 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24d56bd28/a86304c96f15411ca58358308b67b191 [2019-11-27 09:37:25,805 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:25,808 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:25,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:25,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:25,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:25,822 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:25" (1/1) ... [2019-11-27 09:37:25,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:25, skipping insertion in model container [2019-11-27 09:37:25,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:25" (1/1) ... [2019-11-27 09:37:25,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:25,981 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:27,467 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:27,475 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:28,034 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:28,070 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:28,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28 WrapperNode [2019-11-27 09:37:28,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:28,075 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:28,076 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:28,079 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:28,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:28,176 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:28,607 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:28,609 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:28,611 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:28,611 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:28,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:28,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:28,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:28,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:28,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:28,931 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:29,041 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:29,197 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:29,207 INFO L168 Benchmark]: Toolchain (without parser) took 3393.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 774.8 MB in the end (delta: 178.3 MB). Peak memory consumption was 178.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:29,207 INFO L168 Benchmark]: CDTParser took 0.21 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 09:37:29,208 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2260.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 872.5 MB in the end (delta: 74.8 MB). Peak memory consumption was 74.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:29,210 INFO L168 Benchmark]: Boogie Procedure Inliner took 533.57 ms. Allocated memory is still 1.0 GB. Free memory was 872.5 MB in the beginning and 809.5 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:29,213 INFO L168 Benchmark]: Boogie Preprocessor took 588.29 ms. Allocated memory is still 1.0 GB. Free memory was 809.5 MB in the beginning and 774.8 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:29,222 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 2260.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 872.5 MB in the end (delta: 74.8 MB). Peak memory consumption was 74.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 533.57 ms. Allocated memory is still 1.0 GB. Free memory was 872.5 MB in the beginning and 809.5 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 588.29 ms. Allocated memory is still 1.0 GB. Free memory was 809.5 MB in the beginning and 774.8 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 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 09:37:32,009 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:32,014 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:32,039 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:32,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:32,042 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:32,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:32,057 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:32,063 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:32,069 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:32,070 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:32,073 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:32,073 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:32,075 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:32,076 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:32,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:32,083 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:32,084 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:32,089 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:32,095 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:32,098 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:32,105 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:32,106 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:32,107 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:32,112 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:32,112 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:32,113 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:32,114 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:32,115 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:32,117 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:32,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:32,118 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:32,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:32,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:32,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:32,124 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:32,127 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:32,127 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:32,127 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:32,128 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:32,129 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:32,132 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:32,158 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:32,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:32,162 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:32,165 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:32,165 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:32,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:32,165 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:32,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:32,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:32,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:32,167 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:32,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:32,168 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:32,168 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:32,169 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:32,170 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:32,170 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:32,170 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:32,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:32,172 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:32,172 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:32,172 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:32,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:32,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:32,173 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:32,174 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:32,174 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:32,174 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:32,177 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:32,177 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:32,178 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 -> fb49a90f7a635a0dcad7872bd4e1d42646b6a51b [2019-11-27 09:37:32,634 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:32,651 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:32,656 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:32,658 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:32,661 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:32,662 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label08.c [2019-11-27 09:37:32,763 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c84c4e81c/ad9efe34f5aa40958d7b531765cdb4e5/FLAG85231840c [2019-11-27 09:37:33,797 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:33,799 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label08.c [2019-11-27 09:37:33,838 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c84c4e81c/ad9efe34f5aa40958d7b531765cdb4e5/FLAG85231840c [2019-11-27 09:37:34,281 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c84c4e81c/ad9efe34f5aa40958d7b531765cdb4e5 [2019-11-27 09:37:34,289 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:34,292 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:34,296 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:34,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:34,299 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:34,302 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:34" (1/1) ... [2019-11-27 09:37:34,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:34, skipping insertion in model container [2019-11-27 09:37:34,310 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:34" (1/1) ... [2019-11-27 09:37:34,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:34,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:36,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:36,125 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:36,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:36,911 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:36,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:36 WrapperNode [2019-11-27 09:37:36,913 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:36,914 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:36,916 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:36,916 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:36,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:36" (1/1) ... [2019-11-27 09:37:37,007 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:36" (1/1) ... [2019-11-27 09:37:37,192 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:37,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:37,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:37,193 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:37,211 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:36" (1/1) ... [2019-11-27 09:37:37,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:36" (1/1) ... [2019-11-27 09:37:37,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:36" (1/1) ... [2019-11-27 09:37:37,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:36" (1/1) ... [2019-11-27 09:37:37,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:36" (1/1) ... [2019-11-27 09:37:37,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:36" (1/1) ... [2019-11-27 09:37:37,428 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:36" (1/1) ... [2019-11-27 09:37:37,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:37,474 INFO L168 Benchmark]: Toolchain (without parser) took 3180.62 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 782.3 MB in the end (delta: 179.4 MB). Peak memory consumption was 179.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:37,475 INFO L168 Benchmark]: CDTParser took 2.66 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:37:37,479 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2617.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.4 MB in the end (delta: 133.6 MB). Peak memory consumption was 133.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:37,480 INFO L168 Benchmark]: Boogie Procedure Inliner took 278.78 ms. Allocated memory is still 1.0 GB. Free memory was 822.4 MB in the beginning and 799.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:37,482 INFO L168 Benchmark]: Boogie Preprocessor took 275.89 ms. Allocated memory is still 1.0 GB. Free memory was 799.5 MB in the beginning and 782.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:37,491 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.66 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2617.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.4 MB in the end (delta: 133.6 MB). Peak memory consumption was 133.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 278.78 ms. Allocated memory is still 1.0 GB. Free memory was 822.4 MB in the beginning and 799.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 275.89 ms. Allocated memory is still 1.0 GB. Free memory was 799.5 MB in the beginning and 782.3 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...