./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label42.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label42.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 74a50420ceac16c5f22c14c41d251d4566219c1a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label42.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 74a50420ceac16c5f22c14c41d251d4566219c1a ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:00:26,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:26,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:26,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:26,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:26,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:26,487 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:26,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:26,506 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:26,512 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:26,513 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:26,515 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:26,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:26,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:26,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:26,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:26,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:26,526 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:26,531 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:26,534 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:26,542 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:26,546 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:26,550 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:26,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:26,557 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:26,557 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:26,558 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:26,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:26,560 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:26,562 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:26,563 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:26,563 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:26,565 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:26,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:26,569 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:26,570 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:26,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:26,571 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:26,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:26,573 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:26,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:26,579 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:26,605 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:26,605 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:26,608 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:26,610 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:26,610 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:26,610 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:26,610 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:26,613 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:26,613 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:26,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:26,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:26,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:26,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:26,615 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:26,615 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:26,615 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:26,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:26,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:26,618 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:26,618 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:26,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:26,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:26,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:26,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:26,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:26,619 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:26,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:26,622 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:26,622 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 -> 74a50420ceac16c5f22c14c41d251d4566219c1a [2019-11-27 16:00:27,059 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:27,075 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:27,081 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:27,087 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:27,087 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:27,088 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label42.c [2019-11-27 16:00:27,194 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dad95da1/20073908622a407b84607bc3bc13f2de/FLAG5cbde6014 [2019-11-27 16:00:28,282 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:28,284 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label42.c [2019-11-27 16:00:28,333 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dad95da1/20073908622a407b84607bc3bc13f2de/FLAG5cbde6014 [2019-11-27 16:00:28,720 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dad95da1/20073908622a407b84607bc3bc13f2de [2019-11-27 16:00:28,729 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:28,734 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:28,736 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:28,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:28,742 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:28,743 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:28" (1/1) ... [2019-11-27 16:00:28,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:28, skipping insertion in model container [2019-11-27 16:00:28,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:28" (1/1) ... [2019-11-27 16:00:28,764 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:28,925 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:30,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:30,513 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:31,203 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:31,247 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:31,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:31 WrapperNode [2019-11-27 16:00:31,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:31,252 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:31,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:31,255 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:31,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:31" (1/1) ... [2019-11-27 16:00:31,328 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:31" (1/1) ... [2019-11-27 16:00:31,597 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:31,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:31,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:31,600 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:31,618 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:31" (1/1) ... [2019-11-27 16:00:31,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:31" (1/1) ... [2019-11-27 16:00:31,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:31" (1/1) ... [2019-11-27 16:00:31,670 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:31" (1/1) ... [2019-11-27 16:00:31,836 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:31" (1/1) ... [2019-11-27 16:00:31,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:31" (1/1) ... [2019-11-27 16:00:31,957 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:31" (1/1) ... [2019-11-27 16:00:32,052 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:32,061 INFO L168 Benchmark]: Toolchain (without parser) took 3322.98 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 803.0 MB in the end (delta: 147.2 MB). Peak memory consumption was 147.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:32,062 INFO L168 Benchmark]: CDTParser took 2.21 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 16:00:32,066 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2516.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 872.3 MB in the end (delta: 78.0 MB). Peak memory consumption was 78.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:32,067 INFO L168 Benchmark]: Boogie Procedure Inliner took 346.08 ms. Allocated memory is still 1.0 GB. Free memory was 872.3 MB in the beginning and 826.4 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:32,069 INFO L168 Benchmark]: Boogie Preprocessor took 456.13 ms. Allocated memory is still 1.0 GB. Free memory was 826.4 MB in the beginning and 803.0 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:32,076 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.21 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 2516.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 872.3 MB in the end (delta: 78.0 MB). Peak memory consumption was 78.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 346.08 ms. Allocated memory is still 1.0 GB. Free memory was 872.3 MB in the beginning and 826.4 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 456.13 ms. Allocated memory is still 1.0 GB. Free memory was 826.4 MB in the beginning and 803.0 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:00:34,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:34,784 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:34,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:34,809 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:34,814 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:34,816 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:34,825 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:34,829 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:34,833 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:34,834 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:34,838 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:34,841 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:34,843 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:34,844 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:34,849 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:34,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:34,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:34,854 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:34,858 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:34,865 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:34,871 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:34,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:34,873 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:34,879 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:34,880 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:34,880 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:34,884 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:34,884 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:34,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:34,885 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:34,886 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:34,889 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:34,891 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:34,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:34,895 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:34,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:34,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:34,896 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:34,897 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:34,900 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:34,901 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:34,942 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:34,943 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:34,945 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:34,947 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:34,947 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:34,949 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:34,949 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:34,949 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:34,949 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:34,950 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:34,951 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:34,951 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:34,951 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:34,952 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:34,952 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:34,952 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:34,954 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:34,954 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:34,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:34,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:34,955 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:34,955 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:34,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:34,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:34,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:34,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:34,958 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:34,958 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:34,958 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:34,958 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:34,959 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 -> 74a50420ceac16c5f22c14c41d251d4566219c1a [2019-11-27 16:00:35,322 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:35,354 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:35,358 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:35,363 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:35,364 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:35,368 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label42.c [2019-11-27 16:00:35,470 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/346cb6d3e/7dc6bdf2be704a0b8d335fbf72cd31f8/FLAG6d541a2e9 [2019-11-27 16:00:36,517 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:36,518 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label42.c [2019-11-27 16:00:36,561 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/346cb6d3e/7dc6bdf2be704a0b8d335fbf72cd31f8/FLAG6d541a2e9 [2019-11-27 16:00:36,993 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/346cb6d3e/7dc6bdf2be704a0b8d335fbf72cd31f8 [2019-11-27 16:00:36,998 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:37,003 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:37,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:37,006 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:37,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:37,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:36" (1/1) ... [2019-11-27 16:00:37,022 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 04:00:37, skipping insertion in model container [2019-11-27 16:00:37,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:36" (1/1) ... [2019-11-27 16:00:37,035 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:37,192 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:38,868 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:38,879 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:39,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:39,721 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:39,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39 WrapperNode [2019-11-27 16:00:39,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:39,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:39,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:39,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:39,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:39,819 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:40,016 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:40,016 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:40,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:40,018 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:40,035 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:40,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:40,073 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:40,077 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:40,191 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:40,239 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:40,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:39" (1/1) ... [2019-11-27 16:00:40,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:40,330 INFO L168 Benchmark]: Toolchain (without parser) took 3322.65 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 793.4 MB in the end (delta: 156.9 MB). Peak memory consumption was 156.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:40,331 INFO L168 Benchmark]: CDTParser took 0.27 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 16:00:40,334 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2720.47 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 839.5 MB in the end (delta: 110.8 MB). Peak memory consumption was 110.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:40,335 INFO L168 Benchmark]: Boogie Procedure Inliner took 288.98 ms. Allocated memory is still 1.0 GB. Free memory was 839.5 MB in the beginning and 816.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:40,337 INFO L168 Benchmark]: Boogie Preprocessor took 307.30 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 793.4 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:40,345 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 2720.47 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 839.5 MB in the end (delta: 110.8 MB). Peak memory consumption was 110.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 288.98 ms. Allocated memory is still 1.0 GB. Free memory was 839.5 MB in the beginning and 816.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 307.30 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 793.4 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...