./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label51.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/Problem05_label51.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 d7ec709dbeb9a2c88598ca1eb22efd66d1b787f9 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem05_label51.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 d7ec709dbeb9a2c88598ca1eb22efd66d1b787f9 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:24:02,457 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:02,460 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:02,486 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:02,488 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:02,491 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:02,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:02,523 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:02,525 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:02,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:02,535 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:02,540 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:02,543 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:02,547 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:02,551 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:02,557 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:02,559 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:02,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:02,568 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:02,577 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:02,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:02,589 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:02,594 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:02,597 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:02,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:02,610 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:02,610 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:02,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:02,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:02,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:02,618 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:02,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:02,620 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:02,623 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:02,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:02,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:02,630 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:02,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:02,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:02,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:02,638 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:02,639 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:24:02,681 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:02,681 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:02,686 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:02,687 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:02,687 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:02,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:02,690 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:02,690 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:24:02,690 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:02,691 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:02,692 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:02,694 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:02,694 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:02,695 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:02,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:02,697 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:02,698 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:02,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:02,698 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:02,699 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:02,702 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:02,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:02,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:02,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:02,703 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:02,704 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:24:02,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:24:02,704 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:02,705 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 -> d7ec709dbeb9a2c88598ca1eb22efd66d1b787f9 [2019-11-27 09:24:03,394 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:03,421 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:03,429 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:03,435 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:03,436 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:03,438 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label51.c [2019-11-27 09:24:03,598 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/792e49d40/f91ab2e757e44d74a3222bb24864073d/FLAG099d71f02 [2019-11-27 09:24:05,560 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:05,563 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label51.c [2019-11-27 09:24:05,718 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/792e49d40/f91ab2e757e44d74a3222bb24864073d/FLAG099d71f02 [2019-11-27 09:24:05,760 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/792e49d40/f91ab2e757e44d74a3222bb24864073d [2019-11-27 09:24:05,765 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:05,768 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:05,771 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:05,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:05,783 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:05,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:05" (1/1) ... [2019-11-27 09:24:05,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:05, skipping insertion in model container [2019-11-27 09:24:05,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:05" (1/1) ... [2019-11-27 09:24:05,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:06,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:24:11,770 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:11,783 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:24:15,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:15,236 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:24:15,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:15 WrapperNode [2019-11-27 09:24:15,241 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:15,242 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:15,244 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:24:15,244 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:24:15,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:15" (1/1) ... [2019-11-27 09:24:15,412 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:15" (1/1) ... [2019-11-27 09:24:15,991 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:15,993 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:24:15,993 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:24:15,993 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:24:16,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:15" (1/1) ... [2019-11-27 09:24:16,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:15" (1/1) ... [2019-11-27 09:24:16,122 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:15" (1/1) ... [2019-11-27 09:24:16,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:15" (1/1) ... [2019-11-27 09:24:16,399 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:15" (1/1) ... [2019-11-27 09:24:16,544 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:15" (1/1) ... [2019-11-27 09:24:16,668 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:15" (1/1) ... [2019-11-27 09:24:16,815 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:24:16,827 INFO L168 Benchmark]: Toolchain (without parser) took 11051.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 733.6 MB in the end (delta: 199.4 MB). Peak memory consumption was 199.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:16,829 INFO L168 Benchmark]: CDTParser took 1.11 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 09:24:16,833 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9470.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 875.1 MB in the end (delta: 57.9 MB). Peak memory consumption was 271.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:16,836 INFO L168 Benchmark]: Boogie Procedure Inliner took 750.57 ms. Allocated memory is still 1.0 GB. Free memory was 875.1 MB in the beginning and 790.8 MB in the end (delta: 84.2 MB). Peak memory consumption was 84.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:16,839 INFO L168 Benchmark]: Boogie Preprocessor took 823.73 ms. Allocated memory is still 1.0 GB. Free memory was 790.8 MB in the beginning and 733.6 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:16,851 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.11 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 9470.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 875.1 MB in the end (delta: 57.9 MB). Peak memory consumption was 271.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 750.57 ms. Allocated memory is still 1.0 GB. Free memory was 875.1 MB in the beginning and 790.8 MB in the end (delta: 84.2 MB). Peak memory consumption was 84.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 823.73 ms. Allocated memory is still 1.0 GB. Free memory was 790.8 MB in the beginning and 733.6 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 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 09:24:20,871 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:20,877 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:20,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:20,918 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:20,921 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:20,926 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:20,950 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:20,959 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:20,964 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:20,967 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:20,970 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:20,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:20,982 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:20,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:20,988 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:20,990 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:20,995 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:21,000 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:21,011 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:21,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:21,023 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:21,027 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:21,029 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:21,040 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:21,041 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:21,041 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:21,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:21,047 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:21,048 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:21,049 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:21,053 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:21,054 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:21,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:21,060 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:21,061 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:21,066 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:21,066 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:21,066 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:21,069 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:21,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:21,074 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:24:21,114 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:21,117 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:21,124 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:21,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:21,125 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:21,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:21,125 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:21,126 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:21,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:21,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:21,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:21,131 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:21,131 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:24:21,132 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:24:21,132 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:21,132 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:21,134 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:21,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:21,134 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:21,135 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:21,135 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:21,137 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:21,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:21,138 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:21,138 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:21,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:21,140 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:24:21,141 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:24:21,141 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:21,141 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:24:21,144 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 -> d7ec709dbeb9a2c88598ca1eb22efd66d1b787f9 [2019-11-27 09:24:21,699 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:21,726 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:21,733 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:21,738 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:21,741 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:21,743 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label51.c [2019-11-27 09:24:21,898 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86f0d6b68/e39cc9276171422eb3a1cb0e99bab272/FLAG816ad748c [2019-11-27 09:24:24,179 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:24,181 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label51.c [2019-11-27 09:24:24,332 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86f0d6b68/e39cc9276171422eb3a1cb0e99bab272/FLAG816ad748c [2019-11-27 09:24:24,373 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86f0d6b68/e39cc9276171422eb3a1cb0e99bab272 [2019-11-27 09:24:24,385 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:24,387 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:24,394 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:24,394 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:24,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:24,407 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:24" (1/1) ... [2019-11-27 09:24:24,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:24, skipping insertion in model container [2019-11-27 09:24:24,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:24" (1/1) ... [2019-11-27 09:24:24,433 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:24,962 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:24:29,772 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:29,784 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:24:32,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:32,817 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:24:32,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32 WrapperNode [2019-11-27 09:24:32,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:32,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:32,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:24:32,824 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:24:32,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:33,007 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:33,512 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:33,512 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:24:33,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:24:33,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:24:33,536 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:33,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:33,665 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:33,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:33,956 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:34,077 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:34,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:32" (1/1) ... [2019-11-27 09:24:34,285 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:24:34,293 INFO L168 Benchmark]: Toolchain (without parser) took 9901.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 719.4 MB in the end (delta: 213.5 MB). Peak memory consumption was 213.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:34,294 INFO L168 Benchmark]: CDTParser took 0.36 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 09:24:34,298 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8429.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 856.1 MB in the end (delta: 76.8 MB). Peak memory consumption was 268.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:34,299 INFO L168 Benchmark]: Boogie Procedure Inliner took 688.35 ms. Allocated memory is still 1.0 GB. Free memory was 856.1 MB in the beginning and 775.4 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:34,304 INFO L168 Benchmark]: Boogie Preprocessor took 773.48 ms. Allocated memory is still 1.0 GB. Free memory was 775.4 MB in the beginning and 719.4 MB in the end (delta: 55.9 MB). Peak memory consumption was 55.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:34,314 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 8429.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 856.1 MB in the end (delta: 76.8 MB). Peak memory consumption was 268.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 688.35 ms. Allocated memory is still 1.0 GB. Free memory was 856.1 MB in the beginning and 775.4 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 773.48 ms. Allocated memory is still 1.0 GB. Free memory was 775.4 MB in the beginning and 719.4 MB in the end (delta: 55.9 MB). Peak memory consumption was 55.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...