./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label15.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/Problem04_label15.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 1a21c01baf6acdc259e7115680f0ab98e3921cbe ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem04_label15.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 1a21c01baf6acdc259e7115680f0ab98e3921cbe ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:41:13,757 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:13,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:13,789 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:13,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:13,793 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:13,795 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:13,820 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:13,823 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:13,831 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:13,832 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:13,839 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:13,839 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:13,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:13,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:13,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:13,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:13,860 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:13,866 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:13,874 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:13,881 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:13,888 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:13,889 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:13,895 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:13,901 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:13,903 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:13,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:13,907 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:13,908 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:13,909 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:13,911 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:13,912 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:13,915 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:13,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:13,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:13,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:13,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:13,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:13,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:13,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:13,928 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:13,932 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:41:13,972 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:13,974 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:13,978 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:13,978 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:13,979 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:13,980 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:13,980 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:13,983 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:41:13,983 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:13,983 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:13,985 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:13,985 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:13,985 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:13,986 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:13,986 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:13,986 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:13,987 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:13,988 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:13,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:13,992 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:13,992 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:13,993 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:13,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:13,993 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:13,993 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:13,994 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:13,994 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:41:13,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:41:13,995 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:13,995 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 -> 1a21c01baf6acdc259e7115680f0ab98e3921cbe [2019-11-24 20:41:14,598 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:14,628 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:14,635 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:14,642 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:14,643 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:14,643 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label15.c [2019-11-24 20:41:14,808 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27d14d877/e4ccdeb91ae04b32b8f91f7ece81e793/FLAG684dc0ce3 [2019-11-24 20:41:16,465 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:16,467 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label15.c [2019-11-24 20:41:16,541 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27d14d877/e4ccdeb91ae04b32b8f91f7ece81e793/FLAG684dc0ce3 [2019-11-24 20:41:16,580 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27d14d877/e4ccdeb91ae04b32b8f91f7ece81e793 [2019-11-24 20:41:16,591 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:16,593 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:16,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:16,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:16,609 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:16,611 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:16" (1/1) ... [2019-11-24 20:41:16,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:16, skipping insertion in model container [2019-11-24 20:41:16,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:16" (1/1) ... [2019-11-24 20:41:16,636 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:16,956 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:19,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:19,927 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:21,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:21,526 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:21,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:21 WrapperNode [2019-11-24 20:41:21,528 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:21,529 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:21,531 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:21,531 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:21,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:21" (1/1) ... [2019-11-24 20:41:21,647 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:21" (1/1) ... [2019-11-24 20:41:22,045 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:22,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:22,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:22,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:22,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:21" (1/1) ... [2019-11-24 20:41:22,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:21" (1/1) ... [2019-11-24 20:41:22,117 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:21" (1/1) ... [2019-11-24 20:41:22,119 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:21" (1/1) ... [2019-11-24 20:41:22,333 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:21" (1/1) ... [2019-11-24 20:41:22,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:21" (1/1) ... [2019-11-24 20:41:22,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:21" (1/1) ... [2019-11-24 20:41:22,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:22,529 INFO L168 Benchmark]: Toolchain (without parser) took 5930.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.6 MB in the end (delta: 192.9 MB). Peak memory consumption was 193.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:22,530 INFO L168 Benchmark]: CDTParser took 0.94 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 20:41:22,535 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4929.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.6 MB in the end (delta: 129.9 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:22,537 INFO L168 Benchmark]: Boogie Procedure Inliner took 516.33 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 780.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:22,543 INFO L168 Benchmark]: Boogie Preprocessor took 475.34 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:22,553 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94 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 4929.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.6 MB in the end (delta: 129.9 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 516.33 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 780.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 475.34 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 20:41:26,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:26,456 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:26,487 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:26,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:26,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:26,499 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:26,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:26,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:26,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:26,529 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:26,532 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:26,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:26,538 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:26,543 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:26,548 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:26,550 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:26,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:26,558 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:26,569 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:26,575 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:26,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:26,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:26,589 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:26,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:26,599 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:26,599 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:26,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:26,604 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:26,605 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:26,607 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:26,608 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:26,612 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:26,613 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:26,616 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:26,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:26,620 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:26,621 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:26,621 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:26,624 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:26,627 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:26,629 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:41:26,669 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:26,671 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:26,678 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:26,679 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:26,681 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:26,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:26,681 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:26,682 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:26,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:26,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:26,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:26,687 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:26,687 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:26,688 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:41:26,688 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:41:26,689 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:26,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:26,689 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:26,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:26,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:26,692 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:26,692 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:26,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:26,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:26,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:26,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:26,695 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:26,695 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:41:26,696 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:41:26,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:26,699 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:41:26,700 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 -> 1a21c01baf6acdc259e7115680f0ab98e3921cbe [2019-11-24 20:41:27,371 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:27,399 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:27,406 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:27,410 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:27,413 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:27,414 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label15.c [2019-11-24 20:41:27,579 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e8944939/d2d0256d9bb441cdbc191e9583d7e17c/FLAG81b86b01f [2019-11-24 20:41:29,347 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:29,349 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label15.c [2019-11-24 20:41:29,414 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e8944939/d2d0256d9bb441cdbc191e9583d7e17c/FLAG81b86b01f [2019-11-24 20:41:29,451 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e8944939/d2d0256d9bb441cdbc191e9583d7e17c [2019-11-24 20:41:29,462 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:29,464 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:29,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:29,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:29,476 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:29,477 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:29" (1/1) ... [2019-11-24 20:41:29,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:29, skipping insertion in model container [2019-11-24 20:41:29,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:29" (1/1) ... [2019-11-24 20:41:29,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:29,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:32,886 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:32,903 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:34,583 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:34,658 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:34,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:34 WrapperNode [2019-11-24 20:41:34,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:34,662 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:34,665 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:34,667 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:34,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:34" (1/1) ... [2019-11-24 20:41:34,803 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:34" (1/1) ... [2019-11-24 20:41:35,222 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:35,223 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:35,223 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:35,223 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:35,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:34" (1/1) ... [2019-11-24 20:41:35,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:34" (1/1) ... [2019-11-24 20:41:35,300 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:34" (1/1) ... [2019-11-24 20:41:35,303 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:34" (1/1) ... [2019-11-24 20:41:35,560 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:34" (1/1) ... [2019-11-24 20:41:35,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:34" (1/1) ... [2019-11-24 20:41:35,691 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:34" (1/1) ... [2019-11-24 20:41:35,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:35,759 INFO L168 Benchmark]: Toolchain (without parser) took 6289.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 732.9 MB in the end (delta: 211.6 MB). Peak memory consumption was 211.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:35,763 INFO L168 Benchmark]: CDTParser took 2.45 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 20:41:35,765 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5195.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.5 MB in the end (delta: 147.1 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:35,766 INFO L168 Benchmark]: Boogie Procedure Inliner took 560.71 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:35,770 INFO L168 Benchmark]: Boogie Preprocessor took 528.05 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 732.9 MB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:35,782 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.45 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 5195.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.5 MB in the end (delta: 147.1 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 560.71 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 528.05 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 732.9 MB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...