./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label27.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label27.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 aa238906a0d14eb39a237c9d8642c5e667d0715b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label27.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 aa238906a0d14eb39a237c9d8642c5e667d0715b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:39:16,681 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:16,688 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:16,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:16,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:16,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:16,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:16,754 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:16,763 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:16,765 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:16,771 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:16,772 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:16,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:16,782 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:16,785 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:16,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:16,793 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:16,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:16,805 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:16,812 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:16,816 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:16,823 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:16,828 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:16,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:16,841 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:16,844 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:16,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:16,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:16,850 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:16,852 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:16,856 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:16,857 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:16,858 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:16,862 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:16,864 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:16,866 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:16,868 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:16,869 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:16,870 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:16,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:16,880 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:16,882 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:39:16,930 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:16,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:16,938 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:16,939 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:16,942 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:16,942 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:16,944 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:16,944 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:39:16,944 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:16,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:16,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:16,947 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:16,947 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:16,948 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:16,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:16,950 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:16,950 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:16,950 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:16,951 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:16,951 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:16,951 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:16,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:16,954 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:16,955 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:16,955 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:16,955 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:39:16,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:39:16,956 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:16,957 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 -> aa238906a0d14eb39a237c9d8642c5e667d0715b [2019-11-27 09:39:17,517 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:17,548 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:17,555 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:17,557 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:17,561 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:17,563 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label27.c [2019-11-27 09:39:17,721 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d0aa4054/22c6444427ef4afb99337456ba4e654d/FLAGfed7c8b4d [2019-11-27 09:39:19,673 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:19,677 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label27.c [2019-11-27 09:39:19,801 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d0aa4054/22c6444427ef4afb99337456ba4e654d/FLAGfed7c8b4d [2019-11-27 09:39:19,841 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d0aa4054/22c6444427ef4afb99337456ba4e654d [2019-11-27 09:39:19,851 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:19,853 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:19,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:19,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:19,867 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:19,871 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:19" (1/1) ... [2019-11-27 09:39:19,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:19, skipping insertion in model container [2019-11-27 09:39:19,881 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:19" (1/1) ... [2019-11-27 09:39:19,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:20,433 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:25,255 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:25,265 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:28,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:28,151 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:28,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:28 WrapperNode [2019-11-27 09:39:28,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:28,154 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:28,157 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:28,157 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:28,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:28" (1/1) ... [2019-11-27 09:39:28,326 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:28" (1/1) ... [2019-11-27 09:39:29,435 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:29,439 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:29,441 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:29,441 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:29,461 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:28" (1/1) ... [2019-11-27 09:39:29,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:28" (1/1) ... [2019-11-27 09:39:29,742 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:28" (1/1) ... [2019-11-27 09:39:29,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:28" (1/1) ... [2019-11-27 09:39:31,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:28" (1/1) ... [2019-11-27 09:39:31,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:28" (1/1) ... [2019-11-27 09:39:31,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:28" (1/1) ... [2019-11-27 09:39:31,926 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:31,938 INFO L168 Benchmark]: Toolchain (without parser) took 12079.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 770.1 MB in the end (delta: 162.9 MB). Peak memory consumption was 381.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:31,940 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:39:31,942 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8293.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 866.2 MB in the end (delta: 66.8 MB). Peak memory consumption was 270.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:31,946 INFO L168 Benchmark]: Boogie Procedure Inliner took 1284.65 ms. Allocated memory is still 1.0 GB. Free memory was 866.2 MB in the beginning and 699.4 MB in the end (delta: 166.8 MB). Peak memory consumption was 166.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:31,951 INFO L168 Benchmark]: Boogie Preprocessor took 2491.10 ms. Allocated memory is still 1.0 GB. Free memory was 699.4 MB in the beginning and 770.1 MB in the end (delta: -70.7 MB). Peak memory consumption was 147.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:31,963 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 8293.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 866.2 MB in the end (delta: 66.8 MB). Peak memory consumption was 270.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1284.65 ms. Allocated memory is still 1.0 GB. Free memory was 866.2 MB in the beginning and 699.4 MB in the end (delta: 166.8 MB). Peak memory consumption was 166.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2491.10 ms. Allocated memory is still 1.0 GB. Free memory was 699.4 MB in the beginning and 770.1 MB in the end (delta: -70.7 MB). Peak memory consumption was 147.7 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-da95e15 [2019-11-27 09:39:36,023 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:36,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:36,070 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:36,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:36,072 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:36,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:36,095 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:36,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:36,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:36,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:36,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:36,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:36,121 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:36,127 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:36,131 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:36,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:36,141 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:36,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:36,155 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:36,163 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:36,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:36,174 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:36,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:36,186 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:36,187 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:36,187 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:36,193 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:36,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:36,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:36,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:36,196 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:36,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:36,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:36,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:36,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:36,208 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:36,209 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:36,209 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:36,211 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:36,216 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:36,217 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:39:36,258 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:36,260 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:36,261 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:36,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:36,265 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:36,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:36,267 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:36,267 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:36,267 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:36,270 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:36,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:36,272 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:36,272 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:39:36,273 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:39:36,273 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:36,273 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:36,275 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:36,275 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:36,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:36,276 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:36,277 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:36,277 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:36,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:36,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:36,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:36,279 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:36,282 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:39:36,282 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:39:36,282 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:36,283 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:39:36,284 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 -> aa238906a0d14eb39a237c9d8642c5e667d0715b [2019-11-27 09:39:36,853 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:36,882 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:36,889 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:36,898 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:36,899 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:36,901 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label27.c [2019-11-27 09:39:37,070 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4c63f02e/3078e678407e4f858e0e634dd7a47874/FLAG1430d1789 [2019-11-27 09:39:39,045 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:39,049 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label27.c [2019-11-27 09:39:39,191 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4c63f02e/3078e678407e4f858e0e634dd7a47874/FLAG1430d1789 [2019-11-27 09:39:39,234 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4c63f02e/3078e678407e4f858e0e634dd7a47874 [2019-11-27 09:39:39,246 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:39,250 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:39,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:39,254 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:39,262 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:39,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:39" (1/1) ... [2019-11-27 09:39:39,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:39, skipping insertion in model container [2019-11-27 09:39:39,275 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:39" (1/1) ... [2019-11-27 09:39:39,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:39,778 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:45,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:45,181 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:48,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:48,440 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:48,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:48 WrapperNode [2019-11-27 09:39:48,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:48,443 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:48,445 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:48,445 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:48,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:48" (1/1) ... [2019-11-27 09:39:48,661 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:48" (1/1) ... [2019-11-27 09:39:49,186 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:49,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:49,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:49,190 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:49,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:48" (1/1) ... [2019-11-27 09:39:49,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:48" (1/1) ... [2019-11-27 09:39:49,352 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:48" (1/1) ... [2019-11-27 09:39:49,353 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:48" (1/1) ... [2019-11-27 09:39:50,234 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:48" (1/1) ... [2019-11-27 09:39:50,338 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:48" (1/1) ... [2019-11-27 09:39:50,457 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:48" (1/1) ... [2019-11-27 09:39:50,549 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:50,562 INFO L168 Benchmark]: Toolchain (without parser) took 11307.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 862.9 MB in the end (delta: 75.8 MB). Peak memory consumption was 315.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:50,563 INFO L168 Benchmark]: CDTParser took 3.23 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. [2019-11-27 09:39:50,567 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9188.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 754.2 MB in the end (delta: 184.6 MB). Peak memory consumption was 258.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:50,569 INFO L168 Benchmark]: Boogie Procedure Inliner took 744.53 ms. Allocated memory is still 1.0 GB. Free memory was 754.2 MB in the beginning and 684.2 MB in the end (delta: 70.0 MB). Peak memory consumption was 70.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:50,573 INFO L168 Benchmark]: Boogie Preprocessor took 1364.51 ms. Allocated memory is still 1.0 GB. Free memory was 684.2 MB in the beginning and 862.9 MB in the end (delta: -178.7 MB). Peak memory consumption was 60.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:50,582 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.23 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 9188.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 754.2 MB in the end (delta: 184.6 MB). Peak memory consumption was 258.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 744.53 ms. Allocated memory is still 1.0 GB. Free memory was 754.2 MB in the beginning and 684.2 MB in the end (delta: 70.0 MB). Peak memory consumption was 70.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1364.51 ms. Allocated memory is still 1.0 GB. Free memory was 684.2 MB in the beginning and 862.9 MB in the end (delta: -178.7 MB). Peak memory consumption was 60.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...