./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label39.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label39.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 04e7be1270403d5188f5e268525dd569a62f7f7d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label39.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 04e7be1270403d5188f5e268525dd569a62f7f7d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:57:21,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:21,765 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:21,798 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:21,800 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:21,802 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:21,818 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:21,837 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:21,842 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:21,848 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:21,852 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:21,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:21,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:21,863 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:21,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:21,869 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:21,873 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:21,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:21,879 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:21,887 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:21,896 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:21,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:21,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:21,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:21,918 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:21,919 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:21,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:21,922 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:21,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:21,927 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:21,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:21,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:21,931 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:21,933 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:21,935 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:21,936 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:21,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:21,940 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:21,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:21,942 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:21,946 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:21,947 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:21,987 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:21,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:21,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:21,996 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:21,996 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:21,997 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:21,999 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:21,999 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:21,999 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:22,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:22,001 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:22,004 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:22,004 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:22,005 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:22,005 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:22,005 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:22,006 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:22,009 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:22,009 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:22,010 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:22,010 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:22,010 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:22,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:22,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:22,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:22,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:22,012 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:22,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:22,014 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:22,014 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 -> 04e7be1270403d5188f5e268525dd569a62f7f7d [2019-11-24 20:57:22,548 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:22,582 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:22,590 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:22,592 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:22,595 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:22,596 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label39.c [2019-11-24 20:57:22,752 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff1397ac6/b99e742a8e2448b7b0af47704fd15d0d/FLAG73847df2f [2019-11-24 20:57:24,338 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:24,339 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label39.c [2019-11-24 20:57:24,405 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff1397ac6/b99e742a8e2448b7b0af47704fd15d0d/FLAG73847df2f [2019-11-24 20:57:24,446 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff1397ac6/b99e742a8e2448b7b0af47704fd15d0d [2019-11-24 20:57:24,455 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:24,460 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:24,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:24,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:24,474 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:24,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:24,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24, skipping insertion in model container [2019-11-24 20:57:24,489 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:24,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:24,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:27,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:27,073 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:28,101 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:28,158 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:28,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28 WrapperNode [2019-11-24 20:57:28,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:28,166 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:28,166 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:28,166 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:28,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:28,288 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:28,803 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:28,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:28,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:28,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:28,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:28,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:28,875 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:28,875 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:29,039 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:29,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:29,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:29,231 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:29,240 INFO L168 Benchmark]: Toolchain (without parser) took 4774.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 804.3 MB in the end (delta: 146.0 MB). Peak memory consumption was 146.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:29,241 INFO L168 Benchmark]: CDTParser took 0.91 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. [2019-11-24 20:57:29,245 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3700.19 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 873.6 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:29,247 INFO L168 Benchmark]: Boogie Procedure Inliner took 637.96 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 827.2 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:29,251 INFO L168 Benchmark]: Boogie Preprocessor took 427.38 ms. Allocated memory is still 1.0 GB. Free memory was 827.2 MB in the beginning and 804.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:29,263 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.91 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 3700.19 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 873.6 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 637.96 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 827.2 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 427.38 ms. Allocated memory is still 1.0 GB. Free memory was 827.2 MB in the beginning and 804.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:57:33,321 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:33,326 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:33,364 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:33,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:33,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:33,374 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:33,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:33,395 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:33,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:33,408 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:33,411 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:33,414 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:33,421 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:33,423 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:33,429 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:33,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:33,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:33,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:33,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:33,458 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:33,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:33,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:33,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:33,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:33,484 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:33,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:33,488 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:33,489 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:33,494 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:33,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:33,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:33,497 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:33,501 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:33,503 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:33,506 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:33,507 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:33,509 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:33,509 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:33,511 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:33,517 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:33,518 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:33,560 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:33,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:33,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:33,566 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:33,566 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:33,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:33,569 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:33,569 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:33,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:33,570 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:33,571 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:33,571 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:33,572 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:33,574 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:33,575 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:33,575 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:33,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:33,576 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:33,577 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:33,577 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:33,580 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:33,580 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:33,581 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:33,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:33,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:33,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:33,582 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:33,582 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:33,585 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:33,585 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:33,586 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:33,587 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 -> 04e7be1270403d5188f5e268525dd569a62f7f7d [2019-11-24 20:57:34,212 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:34,244 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:34,252 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:34,255 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:34,260 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:34,261 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label39.c [2019-11-24 20:57:34,410 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d3f1016a/7809958d1b004847aa8c99f88318c13b/FLAG12f9a7bd2 [2019-11-24 20:57:36,041 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:36,042 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label39.c [2019-11-24 20:57:36,109 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d3f1016a/7809958d1b004847aa8c99f88318c13b/FLAG12f9a7bd2 [2019-11-24 20:57:36,600 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d3f1016a/7809958d1b004847aa8c99f88318c13b [2019-11-24 20:57:36,607 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:36,611 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:36,617 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:36,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:36,628 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:36,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:36" (1/1) ... [2019-11-24 20:57:36,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:36, skipping insertion in model container [2019-11-24 20:57:36,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:36" (1/1) ... [2019-11-24 20:57:36,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:36,915 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:39,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:39,858 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:41,266 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:41,329 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:41,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41 WrapperNode [2019-11-24 20:57:41,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:41,331 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:41,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:41,335 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:41,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:41,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:41,767 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:41,768 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:41,769 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:41,769 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:41,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:41,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:41,853 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:41,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:42,019 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:42,093 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:42,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:41" (1/1) ... [2019-11-24 20:57:42,231 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:42,241 INFO L168 Benchmark]: Toolchain (without parser) took 5625.80 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 809.1 MB in the end (delta: 141.1 MB). Peak memory consumption was 141.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:42,245 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-24 20:57:42,247 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4713.60 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 854.9 MB in the end (delta: 95.3 MB). Peak memory consumption was 95.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:42,250 INFO L168 Benchmark]: Boogie Procedure Inliner took 435.87 ms. Allocated memory is still 1.0 GB. Free memory was 854.9 MB in the beginning and 826.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:42,254 INFO L168 Benchmark]: Boogie Preprocessor took 465.98 ms. Allocated memory is still 1.0 GB. Free memory was 826.3 MB in the beginning and 809.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:42,264 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 4713.60 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 854.9 MB in the end (delta: 95.3 MB). Peak memory consumption was 95.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 435.87 ms. Allocated memory is still 1.0 GB. Free memory was 854.9 MB in the beginning and 826.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 465.98 ms. Allocated memory is still 1.0 GB. Free memory was 826.3 MB in the beginning and 809.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...