./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label50.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 483981f2653960c788f63687695c03dc8a43fcaf .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label50.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 483981f2653960c788f63687695c03dc8a43fcaf .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:57:27,929 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:27,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:27,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:27,972 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:27,974 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:27,980 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:27,994 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:28,000 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:28,005 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:28,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:28,012 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:28,015 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:28,017 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:28,020 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:28,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:28,028 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:28,029 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:28,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:28,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:28,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:28,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:28,055 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:28,058 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:28,066 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:28,066 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:28,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:28,070 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:28,071 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:28,072 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:28,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:28,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:28,078 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:28,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:28,084 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:28,086 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:28,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:28,089 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:28,089 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:28,090 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:28,093 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:28,097 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:28,149 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:28,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:28,155 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:28,156 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:28,158 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:28,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:28,165 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:28,165 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:28,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:28,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:28,166 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:28,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:28,167 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:28,167 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:28,167 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:28,167 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:28,169 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:28,170 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:28,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:28,172 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:28,172 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:28,172 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:28,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:28,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:28,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:28,175 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:28,175 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:28,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:28,178 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:28,178 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 -> 483981f2653960c788f63687695c03dc8a43fcaf [2019-11-24 20:57:28,800 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:28,830 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:28,836 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:28,840 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:28,843 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:28,845 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label50.c [2019-11-24 20:57:29,005 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ba0fa513/e37cb4dbaa254db9acf049f5311a14dc/FLAG67ce799f8 [2019-11-24 20:57:30,599 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:30,606 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label50.c [2019-11-24 20:57:30,673 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ba0fa513/e37cb4dbaa254db9acf049f5311a14dc/FLAG67ce799f8 [2019-11-24 20:57:30,731 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ba0fa513/e37cb4dbaa254db9acf049f5311a14dc [2019-11-24 20:57:30,740 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:30,746 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:30,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:30,756 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:30,760 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:30,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:30" (1/1) ... [2019-11-24 20:57:30,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483df1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:30, skipping insertion in model container [2019-11-24 20:57:30,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:30" (1/1) ... [2019-11-24 20:57:30,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:31,022 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:33,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:33,574 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:34,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:34,663 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:34,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34 WrapperNode [2019-11-24 20:57:34,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:34,669 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:34,669 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:34,669 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:34,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:34,806 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:35,205 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:35,209 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:35,210 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:35,210 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:35,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:35,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:35,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:35,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:35,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:35,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:35,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:35,731 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:35,744 INFO L168 Benchmark]: Toolchain (without parser) took 4992.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 812.9 MB in the end (delta: 135.9 MB). Peak memory consumption was 135.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:35,745 INFO L168 Benchmark]: CDTParser took 3.08 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:57:35,749 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3915.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 887.9 MB in the end (delta: 60.9 MB). Peak memory consumption was 60.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:35,754 INFO L168 Benchmark]: Boogie Procedure Inliner took 540.18 ms. Allocated memory is still 1.0 GB. Free memory was 887.9 MB in the beginning and 847.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:35,757 INFO L168 Benchmark]: Boogie Preprocessor took 525.48 ms. Allocated memory is still 1.0 GB. Free memory was 847.8 MB in the beginning and 812.9 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:35,770 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.08 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 3915.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 887.9 MB in the end (delta: 60.9 MB). Peak memory consumption was 60.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 540.18 ms. Allocated memory is still 1.0 GB. Free memory was 887.9 MB in the beginning and 847.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 525.48 ms. Allocated memory is still 1.0 GB. Free memory was 847.8 MB in the beginning and 812.9 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:57:39,815 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:39,821 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:39,853 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:39,855 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:39,857 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:39,867 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:39,883 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:39,888 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:39,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:39,896 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:39,903 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:39,905 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:39,916 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:39,921 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:39,925 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:39,930 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:39,934 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:39,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:39,948 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:39,957 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:39,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:39,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:39,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:39,979 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:39,979 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:39,980 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:39,983 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:39,985 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:39,986 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:39,988 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:39,992 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:39,993 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:39,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:39,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:39,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:40,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:40,002 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:40,002 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:40,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:40,007 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:40,010 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:40,049 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:40,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:40,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:40,056 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:40,056 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:40,059 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:40,059 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:40,060 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:40,060 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:40,060 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:40,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:40,062 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:40,062 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:40,064 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:40,064 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:40,064 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:40,065 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:40,065 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:40,066 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:40,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:40,067 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:40,067 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:40,069 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:40,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:40,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:40,071 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:40,071 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:40,071 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:40,072 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:40,073 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:40,074 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:40,077 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 -> 483981f2653960c788f63687695c03dc8a43fcaf [2019-11-24 20:57:40,710 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:40,738 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:40,747 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:40,750 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:40,753 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:40,754 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label50.c [2019-11-24 20:57:40,909 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05af28f49/1e3ef395c14d4c4ba7207a016e203ee8/FLAGb2de10483 [2019-11-24 20:57:42,525 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:42,527 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label50.c [2019-11-24 20:57:42,598 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05af28f49/1e3ef395c14d4c4ba7207a016e203ee8/FLAGb2de10483 [2019-11-24 20:57:42,638 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05af28f49/1e3ef395c14d4c4ba7207a016e203ee8 [2019-11-24 20:57:42,648 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:42,650 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:42,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:42,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:42,663 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:42,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:42" (1/1) ... [2019-11-24 20:57:42,676 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:42, skipping insertion in model container [2019-11-24 20:57:42,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:42" (1/1) ... [2019-11-24 20:57:42,695 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:42,926 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:45,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:45,450 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:46,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:46,506 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:46,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:46 WrapperNode [2019-11-24 20:57:46,512 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:46,513 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:46,513 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:46,515 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:46,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:46" (1/1) ... [2019-11-24 20:57:46,651 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:46" (1/1) ... [2019-11-24 20:57:46,981 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:46,985 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:46,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:46,986 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:47,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:46" (1/1) ... [2019-11-24 20:57:47,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:46" (1/1) ... [2019-11-24 20:57:47,061 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:46" (1/1) ... [2019-11-24 20:57:47,062 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:46" (1/1) ... [2019-11-24 20:57:47,216 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:46" (1/1) ... [2019-11-24 20:57:47,289 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:46" (1/1) ... [2019-11-24 20:57:47,322 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:46" (1/1) ... [2019-11-24 20:57:47,366 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:47,376 INFO L168 Benchmark]: Toolchain (without parser) took 4722.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 799.3 MB in the end (delta: 156.7 MB). Peak memory consumption was 156.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:47,378 INFO L168 Benchmark]: CDTParser took 2.40 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. [2019-11-24 20:57:47,381 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3858.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:47,386 INFO L168 Benchmark]: Boogie Procedure Inliner took 471.77 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 822.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:47,389 INFO L168 Benchmark]: Boogie Preprocessor took 381.05 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:47,399 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.40 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 3858.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 471.77 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 822.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 381.05 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...