./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label23.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem10_label23.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 6e679f9bfc379fa4fbede70512fc16896a5c333e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem10_label23.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 6e679f9bfc379fa4fbede70512fc16896a5c333e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:54:01,713 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:01,716 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:01,746 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:01,749 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:01,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:01,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:01,777 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:01,783 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:01,787 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:01,790 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:01,795 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:01,798 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:01,802 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:01,806 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:01,810 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:01,815 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:01,818 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:01,826 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:01,835 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:01,843 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:01,851 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:01,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:01,857 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:01,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:01,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:01,868 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:01,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:01,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:01,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:01,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:01,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:01,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:01,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:01,884 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:01,885 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:01,890 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:01,890 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:01,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:01,892 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:01,897 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:01,898 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:54:01,942 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:01,942 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:01,944 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:01,947 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:01,947 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:01,947 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:01,948 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:01,950 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:54:01,950 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:01,950 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:01,952 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:01,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:01,952 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:01,953 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:01,955 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:01,955 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:01,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:01,956 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:01,956 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:01,956 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:01,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:01,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:01,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:01,958 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:01,958 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:01,960 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:54:01,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:54:01,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:01,960 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 -> 6e679f9bfc379fa4fbede70512fc16896a5c333e [2019-11-27 15:54:02,463 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:02,488 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:02,493 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:02,497 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:02,499 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:02,500 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label23.c [2019-11-27 15:54:02,635 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fba0d2b2/acd4a951d0f648bc8e615d69c82c897d/FLAG5e85104f2 [2019-11-27 15:54:03,696 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:03,698 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label23.c [2019-11-27 15:54:03,728 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fba0d2b2/acd4a951d0f648bc8e615d69c82c897d/FLAG5e85104f2 [2019-11-27 15:54:03,816 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fba0d2b2/acd4a951d0f648bc8e615d69c82c897d [2019-11-27 15:54:03,824 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:03,825 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:03,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:03,830 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:03,839 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:03,840 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:03" (1/1) ... [2019-11-27 15:54:03,848 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23eca3f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:03, skipping insertion in model container [2019-11-27 15:54:03,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:03" (1/1) ... [2019-11-27 15:54:03,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:03,981 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:04,873 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:04,890 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:05,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:05,179 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:05,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:05 WrapperNode [2019-11-27 15:54:05,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:05,186 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:05,186 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:05,186 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:05,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:05" (1/1) ... [2019-11-27 15:54:05,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:05" (1/1) ... [2019-11-27 15:54:05,405 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:05,407 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:05,410 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:05,410 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:05,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:05" (1/1) ... [2019-11-27 15:54:05,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:05" (1/1) ... [2019-11-27 15:54:05,445 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:05" (1/1) ... [2019-11-27 15:54:05,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:05" (1/1) ... [2019-11-27 15:54:05,495 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:05" (1/1) ... [2019-11-27 15:54:05,527 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:05" (1/1) ... [2019-11-27 15:54:05,547 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:05" (1/1) ... [2019-11-27 15:54:05,567 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:05,577 INFO L168 Benchmark]: Toolchain (without parser) took 1745.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 955.3 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:05,578 INFO L168 Benchmark]: CDTParser took 0.63 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 15:54:05,581 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1356.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.7 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:05,582 INFO L168 Benchmark]: Boogie Procedure Inliner took 221.07 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:05,586 INFO L168 Benchmark]: Boogie Preprocessor took 161.45 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:05,594 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 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 1356.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.7 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 221.07 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 161.45 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:54:09,053 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:09,055 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:09,083 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:09,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:09,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:09,091 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:09,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:09,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:09,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:09,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:09,119 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:09,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:09,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:09,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:09,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:09,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:09,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:09,152 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:09,160 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:09,167 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:09,174 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:09,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:09,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:09,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:09,188 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:09,188 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:09,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:09,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:09,193 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:09,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:09,196 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:09,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:09,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:09,204 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:09,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:09,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:09,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:09,206 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:09,207 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:09,211 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:09,212 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:54:09,254 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:09,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:09,259 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:09,261 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:09,261 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:09,261 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:09,264 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:09,264 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:09,264 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:09,265 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:09,266 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:09,267 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:09,267 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:54:09,269 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:54:09,269 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:09,270 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:09,270 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:09,270 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:09,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:09,272 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:09,272 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:09,273 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:09,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:09,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:09,275 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:09,276 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:09,276 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:54:09,276 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:54:09,278 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:09,278 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:54:09,280 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 -> 6e679f9bfc379fa4fbede70512fc16896a5c333e [2019-11-27 15:54:09,785 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:09,812 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:09,819 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:09,821 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:09,824 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:09,826 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label23.c [2019-11-27 15:54:09,975 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec6c6e1d8/93ba4f55caf4472e8601d5798cd427f9/FLAG472bf180d [2019-11-27 15:54:11,078 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:11,079 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label23.c [2019-11-27 15:54:11,119 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec6c6e1d8/93ba4f55caf4472e8601d5798cd427f9/FLAG472bf180d [2019-11-27 15:54:11,211 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec6c6e1d8/93ba4f55caf4472e8601d5798cd427f9 [2019-11-27 15:54:11,222 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:11,225 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:11,231 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:11,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:11,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:11,243 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:11" (1/1) ... [2019-11-27 15:54:11,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59130246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:11, skipping insertion in model container [2019-11-27 15:54:11,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:11" (1/1) ... [2019-11-27 15:54:11,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:11,373 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:12,502 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:12,514 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:12,803 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:12,835 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:12,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:12 WrapperNode [2019-11-27 15:54:12,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:12,840 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:12,840 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:12,840 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:12,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:12" (1/1) ... [2019-11-27 15:54:12,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:12" (1/1) ... [2019-11-27 15:54:13,010 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:13,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:13,013 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:13,013 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:13,025 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:12" (1/1) ... [2019-11-27 15:54:13,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:12" (1/1) ... [2019-11-27 15:54:13,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:12" (1/1) ... [2019-11-27 15:54:13,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:12" (1/1) ... [2019-11-27 15:54:13,103 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:12" (1/1) ... [2019-11-27 15:54:13,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:12" (1/1) ... [2019-11-27 15:54:13,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:12" (1/1) ... [2019-11-27 15:54:13,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:13,178 INFO L168 Benchmark]: Toolchain (without parser) took 1949.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 954.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:13,184 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 15:54:13,189 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1608.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.4 MB in the end (delta: -6.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:13,190 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.50 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:13,192 INFO L168 Benchmark]: Boogie Preprocessor took 159.48 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 954.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:13,200 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 1608.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.4 MB in the end (delta: -6.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 170.50 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 159.48 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 954.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...