./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-lit/css2003.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/loop-lit/css2003.i -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 88d33ff91b99a769018021c2f8754b39298cafbb .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/loop-lit/css2003.i -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 88d33ff91b99a769018021c2f8754b39298cafbb ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:04:13,836 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:13,842 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:13,864 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:13,866 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:13,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:13,884 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:13,901 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:13,907 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:13,913 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:13,914 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:13,920 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:13,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:13,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:13,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:13,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:13,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:13,942 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:13,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:13,956 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:13,965 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:13,971 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:13,973 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:13,974 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:13,984 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:13,986 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:13,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:13,991 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:13,991 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:13,993 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:13,995 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:13,996 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:13,998 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:14,001 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:14,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:14,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:14,008 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:14,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:14,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:14,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:14,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:14,017 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:04:14,060 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:14,062 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:14,066 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:14,066 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:14,068 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:14,068 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:14,068 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:14,071 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:04:14,071 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:14,071 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:14,073 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:14,073 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:14,073 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:14,076 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:14,077 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:14,077 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:14,077 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:14,078 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:14,078 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:14,078 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:14,078 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:14,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:14,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:14,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:14,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:14,082 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:04:14,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:04:14,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:14,084 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 -> 88d33ff91b99a769018021c2f8754b39298cafbb [2019-11-26 17:04:14,688 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:14,720 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:14,728 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:14,733 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:14,734 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:14,738 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/css2003.i [2019-11-26 17:04:14,897 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81c10ec46/2f418f0587c747898e2eb2c841704c82/FLAG7fee6735d [2019-11-26 17:04:15,917 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:15,924 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/css2003.i [2019-11-26 17:04:15,938 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81c10ec46/2f418f0587c747898e2eb2c841704c82/FLAG7fee6735d [2019-11-26 17:04:15,978 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81c10ec46/2f418f0587c747898e2eb2c841704c82 [2019-11-26 17:04:15,988 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:15,990 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:15,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:15,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:16,005 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:16,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:15" (1/1) ... [2019-11-26 17:04:16,016 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6620ae0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:16, skipping insertion in model container [2019-11-26 17:04:16,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:15" (1/1) ... [2019-11-26 17:04:16,036 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:16,085 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:16,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:16,563 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:16,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:16,641 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:16,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:16 WrapperNode [2019-11-26 17:04:16,649 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:16,650 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:16,650 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:16,652 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:16,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:16" (1/1) ... [2019-11-26 17:04:16,689 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:16" (1/1) ... [2019-11-26 17:04:16,868 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:16,873 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:16,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:16,873 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:16,896 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:16" (1/1) ... [2019-11-26 17:04:16,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:16" (1/1) ... [2019-11-26 17:04:16,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:16" (1/1) ... [2019-11-26 17:04:16,901 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:16" (1/1) ... [2019-11-26 17:04:16,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:16" (1/1) ... [2019-11-26 17:04:16,919 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:16" (1/1) ... [2019-11-26 17:04:16,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:16" (1/1) ... [2019-11-26 17:04:16,929 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:16,937 INFO L168 Benchmark]: Toolchain (without parser) took 943.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:16,944 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:16,949 INFO L168 Benchmark]: CACSL2BoogieTranslator took 653.18 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:16,951 INFO L168 Benchmark]: Boogie Procedure Inliner took 222.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.8 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:16,956 INFO L168 Benchmark]: Boogie Preprocessor took 58.10 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:16,969 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 653.18 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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 222.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.8 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 58.10 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:04:20,824 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:20,830 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:20,868 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:20,869 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:20,871 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:20,876 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:20,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:20,896 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:20,902 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:20,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:20,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:20,913 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:20,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:20,922 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:20,925 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:20,928 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:20,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:20,939 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:20,948 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:20,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:20,962 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:20,965 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:20,969 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:20,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:20,980 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:20,980 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:20,983 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:20,983 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:20,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:20,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:20,988 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:20,992 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:20,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:20,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:20,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:21,001 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:21,001 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:21,002 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:21,007 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:21,009 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:21,011 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:04:21,051 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:21,052 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:21,057 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:21,060 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:21,060 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:21,061 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:21,061 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:21,061 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:21,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:21,063 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:21,064 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:21,064 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:21,066 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:04:21,066 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:04:21,067 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:21,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:21,068 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:21,068 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:21,072 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:21,072 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:21,073 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:21,073 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:21,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:21,074 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:21,074 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:21,074 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:21,074 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:04:21,075 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:04:21,075 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:21,075 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:04:21,077 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 -> 88d33ff91b99a769018021c2f8754b39298cafbb [2019-11-26 17:04:21,657 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:21,687 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:21,691 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:21,697 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:21,700 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:21,702 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/css2003.i [2019-11-26 17:04:21,867 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1181eb8d9/7cbd6e0dc73742ecb6309182f709f2f0/FLAGf20fc4c37 [2019-11-26 17:04:22,908 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:22,909 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/css2003.i [2019-11-26 17:04:22,923 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1181eb8d9/7cbd6e0dc73742ecb6309182f709f2f0/FLAGf20fc4c37 [2019-11-26 17:04:22,960 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1181eb8d9/7cbd6e0dc73742ecb6309182f709f2f0 [2019-11-26 17:04:22,970 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:22,973 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:22,979 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:22,981 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:22,990 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:22,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:22" (1/1) ... [2019-11-26 17:04:22,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12219ce9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:22, skipping insertion in model container [2019-11-26 17:04:23,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:22" (1/1) ... [2019-11-26 17:04:23,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:23,067 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:23,514 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:23,532 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:23,579 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:23,617 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:23,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:23 WrapperNode [2019-11-26 17:04:23,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:23,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:23,622 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:23,622 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:23,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:23" (1/1) ... [2019-11-26 17:04:23,749 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:23" (1/1) ... [2019-11-26 17:04:23,798 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:23,799 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:23,799 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:23,799 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:23,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:23" (1/1) ... [2019-11-26 17:04:23,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:23" (1/1) ... [2019-11-26 17:04:23,830 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:23" (1/1) ... [2019-11-26 17:04:23,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:23" (1/1) ... [2019-11-26 17:04:23,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:23" (1/1) ... [2019-11-26 17:04:23,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:23" (1/1) ... [2019-11-26 17:04:23,865 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:23" (1/1) ... [2019-11-26 17:04:23,870 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:23,880 INFO L168 Benchmark]: Toolchain (without parser) took 900.04 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 991.4 MB in the end (delta: -29.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:23,885 INFO L168 Benchmark]: CDTParser took 3.01 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. [2019-11-26 17:04:23,887 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.07 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. [2019-11-26 17:04:23,893 INFO L168 Benchmark]: Boogie Procedure Inliner took 179.29 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 997.1 MB in the end (delta: -46.9 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:23,895 INFO L168 Benchmark]: Boogie Preprocessor took 71.27 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 991.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:23,906 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.01 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 640.07 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 179.29 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 997.1 MB in the end (delta: -46.9 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 71.27 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 991.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...