./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops/while_infinite_loop_1.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/loops/while_infinite_loop_1.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 c28500fb39e284eb130c0904f2ebec477741685a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/loops/while_infinite_loop_1.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 c28500fb39e284eb130c0904f2ebec477741685a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:51:04,781 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:51:04,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:51:04,822 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:51:04,823 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:51:04,825 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:51:04,829 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:51:04,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:51:04,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:51:04,856 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:51:04,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:51:04,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:51:04,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:51:04,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:51:04,877 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:51:04,880 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:51:04,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:51:04,891 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:51:04,894 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:51:04,904 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:51:04,912 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:51:04,920 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:51:04,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:51:04,927 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:51:04,935 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:51:04,935 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:51:04,937 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:51:04,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:51:04,942 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:51:04,943 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:51:04,945 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:51:04,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:51:04,950 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:51:04,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:51:04,956 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:51:04,958 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:51:04,961 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:51:04,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:51:04,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:51:04,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:51:04,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:51:04,970 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:51:05,010 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:51:05,015 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:51:05,018 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:51:05,019 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:51:05,019 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:51:05,020 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:51:05,022 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:51:05,022 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:51:05,022 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:51:05,023 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:51:05,024 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:51:05,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:51:05,027 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:51:05,028 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:51:05,028 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:51:05,028 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:51:05,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:51:05,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:51:05,029 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:51:05,032 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:51:05,032 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:51:05,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:51:05,033 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:51:05,033 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:51:05,033 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:51:05,034 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:51:05,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:51:05,036 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:51:05,036 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 -> c28500fb39e284eb130c0904f2ebec477741685a [2019-11-27 09:51:05,635 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:51:05,666 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:51:05,674 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:51:05,680 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:51:05,681 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:51:05,682 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/while_infinite_loop_1.c [2019-11-27 09:51:05,860 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b982fd75a/a1266465768f480eaa50bf8b62428da1/FLAG77b5d21d6 [2019-11-27 09:51:06,896 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:51:06,903 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/while_infinite_loop_1.c [2019-11-27 09:51:06,916 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b982fd75a/a1266465768f480eaa50bf8b62428da1/FLAG77b5d21d6 [2019-11-27 09:51:06,957 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b982fd75a/a1266465768f480eaa50bf8b62428da1 [2019-11-27 09:51:06,965 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:51:06,972 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:51:06,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:06,977 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:51:06,985 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:51:06,988 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:06" (1/1) ... [2019-11-27 09:51:06,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e4d0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:06, skipping insertion in model container [2019-11-27 09:51:06,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:06" (1/1) ... [2019-11-27 09:51:07,016 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:51:07,072 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:51:07,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:07,516 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:51:07,554 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:07,586 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:51:07,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:07 WrapperNode [2019-11-27 09:51:07,592 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:07,593 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:07,593 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:51:07,593 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:51:07,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:07" (1/1) ... [2019-11-27 09:51:07,628 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:07" (1/1) ... [2019-11-27 09:51:07,773 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:07,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:51:07,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:51:07,776 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:51:07,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:07" (1/1) ... [2019-11-27 09:51:07,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:07" (1/1) ... [2019-11-27 09:51:07,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:07" (1/1) ... [2019-11-27 09:51:07,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:07" (1/1) ... [2019-11-27 09:51:07,808 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:07" (1/1) ... [2019-11-27 09:51:07,820 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:07" (1/1) ... [2019-11-27 09:51:07,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:07" (1/1) ... [2019-11-27 09:51:07,823 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:51:07,832 INFO L168 Benchmark]: Toolchain (without parser) took 856.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 997.0 MB in the end (delta: -35.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:07,834 INFO L168 Benchmark]: CDTParser took 3.76 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 09:51:07,843 INFO L168 Benchmark]: CACSL2BoogieTranslator took 617.33 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:07,847 INFO L168 Benchmark]: Boogie Procedure Inliner took 182.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:07,849 INFO L168 Benchmark]: Boogie Preprocessor took 47.76 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:07,861 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.76 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 617.33 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 182.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 47.76 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. 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 09:51:11,831 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:51:11,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:51:11,871 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:51:11,874 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:51:11,876 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:51:11,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:51:11,894 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:51:11,900 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:51:11,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:51:11,910 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:51:11,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:51:11,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:51:11,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:51:11,922 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:51:11,926 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:51:11,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:51:11,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:51:11,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:51:11,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:51:11,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:51:11,958 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:51:11,960 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:51:11,966 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:51:11,972 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:51:11,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:51:11,973 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:51:11,976 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:51:11,977 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:51:11,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:51:11,981 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:51:11,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:51:11,983 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:51:11,987 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:51:11,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:51:11,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:51:11,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:51:11,995 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:51:11,995 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:51:11,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:51:12,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:51:12,002 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:51:12,057 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:51:12,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:51:12,064 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:51:12,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:51:12,072 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:51:12,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:51:12,073 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:51:12,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:51:12,074 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:51:12,074 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:51:12,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:51:12,077 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:51:12,077 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:51:12,080 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:51:12,080 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:51:12,080 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:51:12,081 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:51:12,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:51:12,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:51:12,083 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:51:12,083 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:51:12,085 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:51:12,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:51:12,087 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:51:12,087 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:51:12,087 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:51:12,090 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:51:12,091 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:51:12,091 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:51:12,092 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:51:12,093 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 -> c28500fb39e284eb130c0904f2ebec477741685a [2019-11-27 09:51:12,653 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:51:12,695 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:51:12,703 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:51:12,710 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:51:12,713 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:51:12,715 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/while_infinite_loop_1.c [2019-11-27 09:51:12,876 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f40562f92/1a2e0aca93ca48de86c9b87f558ea79b/FLAG6972e600d [2019-11-27 09:51:13,937 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:51:13,940 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/while_infinite_loop_1.c [2019-11-27 09:51:13,956 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f40562f92/1a2e0aca93ca48de86c9b87f558ea79b/FLAG6972e600d [2019-11-27 09:51:13,993 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f40562f92/1a2e0aca93ca48de86c9b87f558ea79b [2019-11-27 09:51:14,004 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:51:14,007 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:51:14,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:14,012 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:51:14,020 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:51:14,023 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:13" (1/1) ... [2019-11-27 09:51:14,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e4d0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:14, skipping insertion in model container [2019-11-27 09:51:14,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:13" (1/1) ... [2019-11-27 09:51:14,056 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:51:14,101 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:51:14,546 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:14,568 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:51:14,611 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:14,644 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:51:14,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:14 WrapperNode [2019-11-27 09:51:14,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:14,653 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:14,653 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:51:14,654 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:51:14,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:14" (1/1) ... [2019-11-27 09:51:14,691 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:14" (1/1) ... [2019-11-27 09:51:14,832 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:14,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:51:14,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:51:14,835 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:51:14,856 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:14" (1/1) ... [2019-11-27 09:51:14,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:14" (1/1) ... [2019-11-27 09:51:14,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:14" (1/1) ... [2019-11-27 09:51:14,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:14" (1/1) ... [2019-11-27 09:51:14,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:14" (1/1) ... [2019-11-27 09:51:14,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:14" (1/1) ... [2019-11-27 09:51:14,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:14" (1/1) ... [2019-11-27 09:51:14,882 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:51:14,889 INFO L168 Benchmark]: Toolchain (without parser) took 878.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 997.0 MB in the end (delta: -35.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:14,891 INFO L168 Benchmark]: CDTParser took 0.42 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 09:51:14,908 INFO L168 Benchmark]: CACSL2BoogieTranslator took 633.88 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:14,910 INFO L168 Benchmark]: Boogie Procedure Inliner took 179.44 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 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:14,915 INFO L168 Benchmark]: Boogie Preprocessor took 49.56 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:14,926 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 633.88 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 179.44 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 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 49.56 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...