./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label22.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label22.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 9bfbc49260a68c6c93d62f3da805e493d50a453b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label22.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 9bfbc49260a68c6c93d62f3da805e493d50a453b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:39:08,978 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:08,981 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:09,023 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:09,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:09,027 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:09,030 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:09,054 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:09,056 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:09,064 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:09,066 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:09,069 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:09,072 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:09,076 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:09,081 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:09,084 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:09,088 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:09,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:09,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:09,109 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:09,115 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:09,123 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:09,125 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:09,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:09,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:09,138 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:09,138 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:09,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:09,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:09,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:09,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:09,147 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:09,151 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:09,152 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:09,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:09,157 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:09,160 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:09,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:09,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:09,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:09,166 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:09,167 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:39:09,219 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:09,219 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:09,224 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:09,226 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:09,226 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:09,229 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:09,229 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:09,230 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:39:09,230 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:09,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:09,232 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:09,232 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:09,232 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:09,234 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:09,234 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:09,235 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:09,237 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:09,237 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:09,238 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:09,238 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:09,238 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:09,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:09,240 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:09,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:09,243 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:09,243 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:39:09,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:39:09,244 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:09,244 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 -> 9bfbc49260a68c6c93d62f3da805e493d50a453b [2019-11-27 09:39:09,829 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:09,856 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:09,865 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:09,872 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:09,874 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:09,875 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label22.c [2019-11-27 09:39:10,034 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55a066350/ab780699b86945a992a87c256bccca01/FLAG44f266d4d [2019-11-27 09:39:12,038 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:12,042 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label22.c [2019-11-27 09:39:12,177 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55a066350/ab780699b86945a992a87c256bccca01/FLAG44f266d4d [2019-11-27 09:39:12,701 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55a066350/ab780699b86945a992a87c256bccca01 [2019-11-27 09:39:12,711 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:12,715 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:12,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:12,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:12,733 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:12,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:12" (1/1) ... [2019-11-27 09:39:12,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39a3f223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:12, skipping insertion in model container [2019-11-27 09:39:12,742 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:12" (1/1) ... [2019-11-27 09:39:12,766 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:13,317 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:17,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:17,814 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:20,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:20,638 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:20,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:20 WrapperNode [2019-11-27 09:39:20,643 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:20,644 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:20,645 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:20,646 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:20,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:20" (1/1) ... [2019-11-27 09:39:20,830 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:20" (1/1) ... [2019-11-27 09:39:21,848 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:21,850 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:21,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:21,851 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:21,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:20" (1/1) ... [2019-11-27 09:39:21,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:20" (1/1) ... [2019-11-27 09:39:22,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:20" (1/1) ... [2019-11-27 09:39:22,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:20" (1/1) ... [2019-11-27 09:39:22,839 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:20" (1/1) ... [2019-11-27 09:39:22,966 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:20" (1/1) ... [2019-11-27 09:39:24,284 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:20" (1/1) ... [2019-11-27 09:39:24,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:24,795 INFO L168 Benchmark]: Toolchain (without parser) took 12071.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 793.0 MB in the end (delta: 140.1 MB). Peak memory consumption was 409.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:24,796 INFO L168 Benchmark]: CDTParser took 1.30 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:39:24,801 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7923.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 895.3 MB in the end (delta: 37.7 MB). Peak memory consumption was 278.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:24,803 INFO L168 Benchmark]: Boogie Procedure Inliner took 1206.31 ms. Allocated memory is still 1.0 GB. Free memory was 895.3 MB in the beginning and 732.2 MB in the end (delta: 163.1 MB). Peak memory consumption was 163.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:24,809 INFO L168 Benchmark]: Boogie Preprocessor took 2932.20 ms. Allocated memory is still 1.0 GB. Free memory was 732.2 MB in the beginning and 793.0 MB in the end (delta: -60.8 MB). Peak memory consumption was 208.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:24,822 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.30 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 7923.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 895.3 MB in the end (delta: 37.7 MB). Peak memory consumption was 278.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1206.31 ms. Allocated memory is still 1.0 GB. Free memory was 895.3 MB in the beginning and 732.2 MB in the end (delta: 163.1 MB). Peak memory consumption was 163.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2932.20 ms. Allocated memory is still 1.0 GB. Free memory was 732.2 MB in the beginning and 793.0 MB in the end (delta: -60.8 MB). Peak memory consumption was 208.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:39:29,019 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:29,021 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:29,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:29,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:29,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:29,069 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:29,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:29,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:29,095 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:29,096 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:29,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:29,104 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:29,111 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:29,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:29,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:29,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:29,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:29,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:29,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:29,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:29,153 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:29,156 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:29,162 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:29,169 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:29,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:29,170 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:29,172 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:29,175 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:29,176 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:29,177 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:29,178 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:29,183 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:29,184 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:29,186 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:29,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:29,189 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:29,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:29,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:29,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:29,195 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:29,198 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:39:29,237 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:29,238 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:29,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:29,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:29,244 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:29,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:29,245 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:29,245 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:29,245 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:29,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:29,249 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:29,249 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:29,251 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:39:29,251 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:39:29,252 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:29,252 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:29,252 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:29,254 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:29,254 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:29,255 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:29,255 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:29,257 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:29,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:29,258 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:29,258 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:29,258 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:29,260 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:39:29,260 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:39:29,260 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:29,261 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:39:29,263 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 -> 9bfbc49260a68c6c93d62f3da805e493d50a453b [2019-11-27 09:39:29,838 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:29,870 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:29,877 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:29,881 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:29,882 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:29,883 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label22.c [2019-11-27 09:39:30,044 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01cabc088/3a14474dd03146d695442016aabdbc10/FLAGc6d5cfaad [2019-11-27 09:39:32,000 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:32,002 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label22.c [2019-11-27 09:39:32,145 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01cabc088/3a14474dd03146d695442016aabdbc10/FLAGc6d5cfaad [2019-11-27 09:39:32,187 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01cabc088/3a14474dd03146d695442016aabdbc10 [2019-11-27 09:39:32,200 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:32,202 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:32,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:32,208 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:32,215 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:32,220 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:32" (1/1) ... [2019-11-27 09:39:32,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5323c1a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:32, skipping insertion in model container [2019-11-27 09:39:32,227 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:32" (1/1) ... [2019-11-27 09:39:32,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:32,835 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:37,927 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:37,944 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:41,468 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:41,601 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:41,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:41 WrapperNode [2019-11-27 09:39:41,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:41,607 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:41,607 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:41,608 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:41,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:41" (1/1) ... [2019-11-27 09:39:41,837 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:41" (1/1) ... [2019-11-27 09:39:42,382 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:42,384 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:42,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:42,384 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:42,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:41" (1/1) ... [2019-11-27 09:39:42,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:41" (1/1) ... [2019-11-27 09:39:42,574 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:41" (1/1) ... [2019-11-27 09:39:42,575 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:41" (1/1) ... [2019-11-27 09:39:43,470 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:41" (1/1) ... [2019-11-27 09:39:43,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:41" (1/1) ... [2019-11-27 09:39:43,684 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:41" (1/1) ... [2019-11-27 09:39:43,783 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:43,794 INFO L168 Benchmark]: Toolchain (without parser) took 11586.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 856.3 MB in the end (delta: 82.5 MB). Peak memory consumption was 314.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:43,796 INFO L168 Benchmark]: CDTParser took 2.61 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:39:43,799 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9395.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 755.8 MB in the end (delta: 183.0 MB). Peak memory consumption was 258.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:43,801 INFO L168 Benchmark]: Boogie Procedure Inliner took 776.71 ms. Allocated memory is still 1.0 GB. Free memory was 755.8 MB in the beginning and 683.4 MB in the end (delta: 72.3 MB). Peak memory consumption was 72.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:43,806 INFO L168 Benchmark]: Boogie Preprocessor took 1401.58 ms. Allocated memory is still 1.0 GB. Free memory was 683.4 MB in the beginning and 856.3 MB in the end (delta: -172.9 MB). Peak memory consumption was 59.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:43,819 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.61 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 9395.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 755.8 MB in the end (delta: 183.0 MB). Peak memory consumption was 258.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 776.71 ms. Allocated memory is still 1.0 GB. Free memory was 755.8 MB in the beginning and 683.4 MB in the end (delta: 72.3 MB). Peak memory consumption was 72.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1401.58 ms. Allocated memory is still 1.0 GB. Free memory was 683.4 MB in the beginning and 856.3 MB in the end (delta: -172.9 MB). Peak memory consumption was 59.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...