./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label02.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label02.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 78a0ff17a731667045bb08c8667ca58cbedd845e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label02.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 78a0ff17a731667045bb08c8667ca58cbedd845e ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:18,977 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:18,982 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:19,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:19,020 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:19,022 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:19,025 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:19,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:19,053 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:19,055 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:19,059 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:19,062 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:19,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:19,070 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:19,074 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:19,080 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:19,085 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:19,088 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:19,094 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:19,103 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:19,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:19,117 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:19,120 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:19,126 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:19,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:19,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:19,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:19,137 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:19,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:19,140 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:19,142 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:19,143 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:19,144 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:19,148 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:19,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:19,153 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:19,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:19,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:19,157 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:19,161 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:19,169 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:19,173 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:19,226 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:19,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:19,234 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:19,235 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:19,235 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:19,236 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:19,236 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:19,236 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:19,237 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:19,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:19,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:19,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:19,243 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:19,243 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:19,244 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:19,244 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:19,244 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:19,247 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:19,247 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:19,248 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:19,249 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:19,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:19,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:19,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:19,252 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:19,252 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:19,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:19,253 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:19,253 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 -> 78a0ff17a731667045bb08c8667ca58cbedd845e [2019-11-27 09:37:19,946 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:19,976 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:19,984 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:19,987 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:19,991 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:19,992 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label02.c [2019-11-27 09:37:20,148 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4b900a5b/50c05dd54fde4e5ea83172c24f25deb7/FLAG3c25f5f13 [2019-11-27 09:37:21,653 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:21,655 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label02.c [2019-11-27 09:37:21,711 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4b900a5b/50c05dd54fde4e5ea83172c24f25deb7/FLAG3c25f5f13 [2019-11-27 09:37:21,833 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4b900a5b/50c05dd54fde4e5ea83172c24f25deb7 [2019-11-27 09:37:21,845 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:21,847 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:21,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:21,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:21,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:21,863 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:21" (1/1) ... [2019-11-27 09:37:21,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:21, skipping insertion in model container [2019-11-27 09:37:21,874 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:21" (1/1) ... [2019-11-27 09:37:21,894 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:22,120 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:24,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:24,307 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:25,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:25,202 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:25,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:25 WrapperNode [2019-11-27 09:37:25,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:25,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:25,211 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:25,211 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:25,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:25" (1/1) ... [2019-11-27 09:37:25,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:25" (1/1) ... [2019-11-27 09:37:25,963 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:25,967 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:25,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:25,967 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:25,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:25" (1/1) ... [2019-11-27 09:37:25,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:25" (1/1) ... [2019-11-27 09:37:26,080 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:25" (1/1) ... [2019-11-27 09:37:26,082 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:25" (1/1) ... [2019-11-27 09:37:26,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:25" (1/1) ... [2019-11-27 09:37:26,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:25" (1/1) ... [2019-11-27 09:37:26,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:25" (1/1) ... [2019-11-27 09:37:26,821 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:26,831 INFO L168 Benchmark]: Toolchain (without parser) took 4980.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 790.5 MB in the end (delta: 163.9 MB). Peak memory consumption was 164.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:26,834 INFO L168 Benchmark]: CDTParser took 0.59 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:37:26,836 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3357.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.7 MB in the beginning and 893.6 MB in the end (delta: 55.1 MB). Peak memory consumption was 55.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:26,840 INFO L168 Benchmark]: Boogie Procedure Inliner took 756.23 ms. Allocated memory is still 1.0 GB. Free memory was 893.6 MB in the beginning and 830.6 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:26,846 INFO L168 Benchmark]: Boogie Preprocessor took 855.01 ms. Allocated memory is still 1.0 GB. Free memory was 830.6 MB in the beginning and 790.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:26,860 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59 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 3357.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.7 MB in the beginning and 893.6 MB in the end (delta: 55.1 MB). Peak memory consumption was 55.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 756.23 ms. Allocated memory is still 1.0 GB. Free memory was 893.6 MB in the beginning and 830.6 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 855.01 ms. Allocated memory is still 1.0 GB. Free memory was 830.6 MB in the beginning and 790.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:30,759 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:30,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:30,810 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:30,811 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:30,814 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:30,821 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:30,839 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:30,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:30,849 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:30,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:30,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:30,860 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:30,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:30,868 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:30,874 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:30,876 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:30,881 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:30,886 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:30,896 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:30,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:30,908 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:30,913 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:30,917 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:30,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:30,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:30,929 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:30,931 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:30,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:30,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:30,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:30,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:30,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:30,942 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:30,944 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:30,946 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:30,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:30,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:30,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:30,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:30,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:30,958 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:31,000 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:31,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:31,007 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:31,007 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:31,007 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:31,008 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:31,010 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:31,010 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:31,011 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:31,011 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:31,012 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:31,015 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:31,015 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:31,016 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:31,016 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:31,017 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:31,017 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:31,017 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:31,020 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:31,020 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:31,021 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:31,021 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:31,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:31,022 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:31,022 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:31,022 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:31,025 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:31,025 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:31,026 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:31,026 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:31,027 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 -> 78a0ff17a731667045bb08c8667ca58cbedd845e [2019-11-27 09:37:31,675 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:31,702 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:31,710 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:31,714 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:31,717 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:31,719 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label02.c [2019-11-27 09:37:31,876 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79d1f8c8e/f4cdfe18d72344ac8f54c225a5d898f0/FLAG869d17880 [2019-11-27 09:37:33,487 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:33,489 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label02.c [2019-11-27 09:37:33,558 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79d1f8c8e/f4cdfe18d72344ac8f54c225a5d898f0/FLAG869d17880 [2019-11-27 09:37:34,065 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79d1f8c8e/f4cdfe18d72344ac8f54c225a5d898f0 [2019-11-27 09:37:34,071 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:34,073 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:34,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:34,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:34,096 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:34,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:34" (1/1) ... [2019-11-27 09:37:34,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:34, skipping insertion in model container [2019-11-27 09:37:34,110 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:34" (1/1) ... [2019-11-27 09:37:34,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:34,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:36,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:36,983 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:38,241 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:38,293 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:38,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38 WrapperNode [2019-11-27 09:37:38,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:38,296 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:38,298 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:38,298 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:38,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:38,423 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:38,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:38,722 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:38,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:38,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:38,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:38,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:38,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:38,791 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:38,965 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:39,025 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:39,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:39,135 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:39,143 INFO L168 Benchmark]: Toolchain (without parser) took 5065.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.1 MB in the beginning and 802.7 MB in the end (delta: 157.4 MB). Peak memory consumption was 157.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:39,145 INFO L168 Benchmark]: CDTParser took 1.13 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:37:39,149 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4208.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 842.9 MB in the end (delta: 111.5 MB). Peak memory consumption was 111.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:39,150 INFO L168 Benchmark]: Boogie Procedure Inliner took 425.86 ms. Allocated memory is still 1.0 GB. Free memory was 842.9 MB in the beginning and 819.9 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:39,156 INFO L168 Benchmark]: Boogie Preprocessor took 413.39 ms. Allocated memory is still 1.0 GB. Free memory was 819.9 MB in the beginning and 802.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:39,166 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.13 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 4208.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 842.9 MB in the end (delta: 111.5 MB). Peak memory consumption was 111.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 425.86 ms. Allocated memory is still 1.0 GB. Free memory was 842.9 MB in the beginning and 819.9 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 413.39 ms. Allocated memory is still 1.0 GB. Free memory was 819.9 MB in the beginning and 802.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...