./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem01_label01.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 dab50d57c53f23a15c1109c01d840c6793808077 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label01.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 dab50d57c53f23a15c1109c01d840c6793808077 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:33:23,728 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:23,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:23,756 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:23,757 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:23,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:23,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:23,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:23,793 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:23,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:23,802 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:23,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:23,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:23,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:23,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:23,825 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:23,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:23,830 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:23,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:23,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:23,852 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:23,859 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:23,861 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:23,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:23,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:23,875 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:23,875 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:23,877 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:23,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:23,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:23,882 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:23,883 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:23,887 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:23,888 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:23,893 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:23,894 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:23,895 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:23,895 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:23,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:23,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:23,901 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:23,903 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:33:23,942 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:23,943 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:23,948 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:23,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:23,950 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:23,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:23,953 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:23,953 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:33:23,953 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:23,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:23,955 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:23,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:23,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:23,956 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:23,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:23,959 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:23,959 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:23,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:23,960 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:23,960 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:23,960 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:23,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:23,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:23,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:23,965 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:23,965 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:33:23,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:33:23,966 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:23,966 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 -> dab50d57c53f23a15c1109c01d840c6793808077 [2019-11-26 16:33:24,546 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:24,578 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:24,581 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:24,588 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:24,589 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:24,593 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label01.c [2019-11-26 16:33:24,747 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09ca61595/032b50283fe64768b6e6e2508ce042db/FLAG40ba65212 [2019-11-26 16:33:25,997 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:26,006 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label01.c [2019-11-26 16:33:26,042 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09ca61595/032b50283fe64768b6e6e2508ce042db/FLAG40ba65212 [2019-11-26 16:33:26,081 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09ca61595/032b50283fe64768b6e6e2508ce042db [2019-11-26 16:33:26,090 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:26,093 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:26,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:26,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:26,108 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:26,112 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:26" (1/1) ... [2019-11-26 16:33:26,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:26, skipping insertion in model container [2019-11-26 16:33:26,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:26" (1/1) ... [2019-11-26 16:33:26,136 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:26,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:27,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:27,290 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:27,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:27,606 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:27,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:27 WrapperNode [2019-11-26 16:33:27,608 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:27,609 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:27,609 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:27,610 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:27,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:27" (1/1) ... [2019-11-26 16:33:27,683 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:27" (1/1) ... [2019-11-26 16:33:27,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:27,829 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:27,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:27,830 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:27,852 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:27" (1/1) ... [2019-11-26 16:33:27,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:27" (1/1) ... [2019-11-26 16:33:27,869 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:27" (1/1) ... [2019-11-26 16:33:27,871 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:27" (1/1) ... [2019-11-26 16:33:27,936 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:27" (1/1) ... [2019-11-26 16:33:27,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:27" (1/1) ... [2019-11-26 16:33:27,991 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:27" (1/1) ... [2019-11-26 16:33:28,025 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:28,032 INFO L168 Benchmark]: Toolchain (without parser) took 1935.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:28,035 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:28,040 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1511.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 971.6 MB in the end (delta: -9.9 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:28,049 INFO L168 Benchmark]: Boogie Procedure Inliner took 219.55 ms. Allocated memory is still 1.0 GB. Free memory was 971.6 MB in the beginning and 965.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:28,050 INFO L168 Benchmark]: Boogie Preprocessor took 196.51 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 960.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:28,060 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1511.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 971.6 MB in the end (delta: -9.9 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 219.55 ms. Allocated memory is still 1.0 GB. Free memory was 971.6 MB in the beginning and 965.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 196.51 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 960.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:33:32,021 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:32,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:32,051 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:32,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:32,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:32,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:32,086 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:32,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:32,096 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:32,098 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:32,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:32,106 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:32,111 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:32,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:32,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:32,122 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:32,128 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:32,132 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:32,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:32,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:32,156 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:32,161 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:32,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:32,170 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:32,173 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:32,173 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:32,175 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:32,176 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:32,177 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:32,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:32,182 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:32,183 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:32,187 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:32,189 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:32,191 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:32,192 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:32,192 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:32,194 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:32,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:32,198 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:32,200 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:33:32,242 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:32,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:32,248 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:32,248 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:32,249 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:32,249 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:32,249 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:32,250 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:32,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:32,252 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:32,253 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:32,253 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:32,254 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:33:32,254 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:33:32,257 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:32,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:32,257 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:32,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:32,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:32,258 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:32,259 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:32,259 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:32,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:32,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:32,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:32,263 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:32,264 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:33:32,264 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:33:32,264 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:32,265 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:33:32,266 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 -> dab50d57c53f23a15c1109c01d840c6793808077 [2019-11-26 16:33:32,851 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:32,881 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:32,884 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:32,890 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:32,894 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:32,896 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label01.c [2019-11-26 16:33:33,047 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/472d0724b/a4978c9151024d2caf68732663001f4f/FLAG60803475f [2019-11-26 16:33:34,336 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:34,343 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label01.c [2019-11-26 16:33:34,378 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/472d0724b/a4978c9151024d2caf68732663001f4f/FLAG60803475f [2019-11-26 16:33:34,417 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/472d0724b/a4978c9151024d2caf68732663001f4f [2019-11-26 16:33:34,428 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:34,431 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:34,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:34,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:34,445 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:34,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:34" (1/1) ... [2019-11-26 16:33:34,455 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:34, skipping insertion in model container [2019-11-26 16:33:34,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:34" (1/1) ... [2019-11-26 16:33:34,477 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:34,593 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:35,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:35,700 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:35,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:36,009 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:36,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:36 WrapperNode [2019-11-26 16:33:36,015 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:36,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:36,019 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:36,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:36,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:36" (1/1) ... [2019-11-26 16:33:36,103 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:36" (1/1) ... [2019-11-26 16:33:36,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:36,241 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:36,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:36,242 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:36,263 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:36" (1/1) ... [2019-11-26 16:33:36,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:36" (1/1) ... [2019-11-26 16:33:36,283 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:36" (1/1) ... [2019-11-26 16:33:36,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:36" (1/1) ... [2019-11-26 16:33:36,347 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:36" (1/1) ... [2019-11-26 16:33:36,381 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:36" (1/1) ... [2019-11-26 16:33:36,402 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:36" (1/1) ... [2019-11-26 16:33:36,437 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:36,441 INFO L168 Benchmark]: Toolchain (without parser) took 2009.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.8 MB in the end (delta: 849.0 kB). Peak memory consumption was 914.6 kB. Max. memory is 12.5 GB. [2019-11-26 16:33:36,444 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:36,448 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1578.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.3 MB in the end (delta: -10.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:36,450 INFO L168 Benchmark]: Boogie Procedure Inliner took 225.03 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:36,457 INFO L168 Benchmark]: Boogie Preprocessor took 195.89 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:36,462 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1578.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.3 MB in the end (delta: -10.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 225.03 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.89 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.8 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...