./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label19.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_label19.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 0cf64bfef546b3916c5f1236e29d138809d4fc10 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label19.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 0cf64bfef546b3916c5f1236e29d138809d4fc10 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:38:18,717 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:18,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:18,757 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:18,759 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:18,761 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:18,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:18,778 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:18,787 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:18,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:18,794 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:18,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:18,800 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:18,807 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:18,809 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:18,811 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:18,814 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:18,815 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:18,820 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:18,828 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:18,834 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:18,841 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:18,842 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:18,848 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:18,856 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:18,856 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:18,857 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:18,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:18,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:18,863 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:18,863 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:18,864 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:18,869 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:18,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:18,872 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:18,875 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:18,876 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:18,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:18,880 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:18,881 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:18,883 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:18,885 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:18,937 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:18,943 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:18,947 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:18,947 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:18,949 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:18,949 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:18,951 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:18,951 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:18,954 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:18,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:18,954 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:18,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:18,957 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:18,957 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:18,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:18,958 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:18,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:18,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:18,960 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:18,960 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:18,961 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:18,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:18,963 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:18,963 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:18,964 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:18,964 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:18,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:18,965 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:18,968 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 -> 0cf64bfef546b3916c5f1236e29d138809d4fc10 [2019-11-27 09:38:19,498 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:19,524 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:19,533 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:19,538 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:19,539 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:19,541 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label19.c [2019-11-27 09:38:19,696 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7cf06a19/6e06527fb70e419aa9c66e31d87783ec/FLAG808f5e555 [2019-11-27 09:38:21,261 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:21,262 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label19.c [2019-11-27 09:38:21,312 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7cf06a19/6e06527fb70e419aa9c66e31d87783ec/FLAG808f5e555 [2019-11-27 09:38:21,352 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7cf06a19/6e06527fb70e419aa9c66e31d87783ec [2019-11-27 09:38:21,361 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:21,365 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:21,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:21,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:21,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:21,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:21" (1/1) ... [2019-11-27 09:38:21,391 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:21, skipping insertion in model container [2019-11-27 09:38:21,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:21" (1/1) ... [2019-11-27 09:38:21,410 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:21,639 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:24,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:24,264 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:25,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:25,466 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:25,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25 WrapperNode [2019-11-27 09:38:25,472 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:25,473 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:25,473 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:25,474 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:25,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:25,595 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,002 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:26,007 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:26,007 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:26,007 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:26,030 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,268 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,382 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:25" (1/1) ... [2019-11-27 09:38:26,490 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:26,497 INFO L168 Benchmark]: Toolchain (without parser) took 5127.45 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 804.7 MB in the end (delta: 145.5 MB). Peak memory consumption was 145.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:26,501 INFO L168 Benchmark]: CDTParser took 0.35 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 09:38:26,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4101.71 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 867.8 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:26,506 INFO L168 Benchmark]: Boogie Procedure Inliner took 533.20 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:26,510 INFO L168 Benchmark]: Boogie Preprocessor took 483.55 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.7 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:26,522 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 4101.71 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 867.8 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 533.20 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 483.55 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.7 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 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 09:38:30,563 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:30,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:30,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:30,596 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:30,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:30,618 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:30,635 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:30,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:30,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:30,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:30,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:30,653 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:30,656 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:30,658 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:30,659 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:30,663 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:30,665 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:30,669 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:30,676 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:30,678 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:30,680 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:30,684 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:30,685 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:30,690 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:30,690 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:30,691 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:30,694 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:30,695 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:30,696 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:30,696 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:30,697 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:30,699 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:30,700 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:30,702 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:30,704 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:30,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:30,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:30,705 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:30,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:30,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:30,711 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:30,736 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:30,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:30,740 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:30,741 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:30,741 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:30,741 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:30,743 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:30,743 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:30,743 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:30,743 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:30,744 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:30,744 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:30,745 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:30,746 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:30,746 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:30,746 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:30,747 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:30,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:30,749 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:30,749 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:30,749 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:30,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:30,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:30,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:30,750 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:30,750 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:30,750 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:30,751 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:30,751 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:30,754 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:30,755 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 -> 0cf64bfef546b3916c5f1236e29d138809d4fc10 [2019-11-27 09:38:31,324 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:31,352 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:31,358 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:31,362 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:31,365 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:31,367 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label19.c [2019-11-27 09:38:31,516 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20925a8d0/e16fae091ea142caa187b83e755259e7/FLAG28199e383 [2019-11-27 09:38:33,001 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:33,004 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label19.c [2019-11-27 09:38:33,058 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20925a8d0/e16fae091ea142caa187b83e755259e7/FLAG28199e383 [2019-11-27 09:38:33,165 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20925a8d0/e16fae091ea142caa187b83e755259e7 [2019-11-27 09:38:33,173 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:33,176 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:33,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:33,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:33,190 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:33,193 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:33" (1/1) ... [2019-11-27 09:38:33,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:33, skipping insertion in model container [2019-11-27 09:38:33,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:33" (1/1) ... [2019-11-27 09:38:33,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:33,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:35,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:35,993 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:37,207 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:37,270 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:37,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37 WrapperNode [2019-11-27 09:38:37,276 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:37,277 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:37,278 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:37,278 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:37,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:37,421 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:37,703 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:37,707 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:37,707 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:37,708 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:37,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:37,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:37,780 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:37,785 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:37,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:37,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:38,036 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:38,090 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:38,100 INFO L168 Benchmark]: Toolchain (without parser) took 4919.27 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 803.4 MB in the end (delta: 152.6 MB). Peak memory consumption was 152.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:38,101 INFO L168 Benchmark]: CDTParser took 0.32 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 09:38:38,104 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4095.38 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 854.9 MB in the end (delta: 101.0 MB). Peak memory consumption was 101.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:38,107 INFO L168 Benchmark]: Boogie Procedure Inliner took 429.37 ms. Allocated memory is still 1.0 GB. Free memory was 854.9 MB in the beginning and 826.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:38,111 INFO L168 Benchmark]: Boogie Preprocessor took 385.63 ms. Allocated memory is still 1.0 GB. Free memory was 826.3 MB in the beginning and 803.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:38,121 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 4095.38 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 854.9 MB in the end (delta: 101.0 MB). Peak memory consumption was 101.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 429.37 ms. Allocated memory is still 1.0 GB. Free memory was 854.9 MB in the beginning and 826.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 385.63 ms. Allocated memory is still 1.0 GB. Free memory was 826.3 MB in the beginning and 803.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...