./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label37.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/Problem18_label37.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 8165ba680fc105391e495bc6dd5e7460344c3bc4 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label37.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 8165ba680fc105391e495bc6dd5e7460344c3bc4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:38:34,968 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:34,973 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:34,997 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:34,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:35,016 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:35,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:35,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:35,041 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:35,047 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:35,049 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:35,055 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:35,057 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:35,064 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:35,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:35,072 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:35,076 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:35,081 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:35,088 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:35,097 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:35,103 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:35,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:35,112 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:35,119 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:35,125 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:35,126 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:35,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:35,132 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:35,133 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:35,134 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:35,134 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:35,135 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:35,137 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:35,142 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:35,144 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:35,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:35,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:35,149 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:35,151 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:35,152 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:35,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:35,158 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:35,197 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:35,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:35,203 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:35,206 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:35,206 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:35,207 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:35,207 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:35,207 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:35,207 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:35,208 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:35,209 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:35,212 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:35,212 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:35,213 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:35,213 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:35,213 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:35,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:35,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:35,214 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:35,215 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:35,218 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:35,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:35,219 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:35,219 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:35,219 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:35,219 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:35,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:35,220 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:35,220 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 -> 8165ba680fc105391e495bc6dd5e7460344c3bc4 [2019-11-27 09:38:35,806 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:35,837 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:35,841 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:35,847 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:35,852 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:35,853 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label37.c [2019-11-27 09:38:36,060 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7202b6208/9e8f1907ec924a4aad1a85b575fb6487/FLAG61c3ef148 [2019-11-27 09:38:37,876 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:37,879 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label37.c [2019-11-27 09:38:37,975 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7202b6208/9e8f1907ec924a4aad1a85b575fb6487/FLAG61c3ef148 [2019-11-27 09:38:38,017 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7202b6208/9e8f1907ec924a4aad1a85b575fb6487 [2019-11-27 09:38:38,030 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:38,032 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:38,036 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:38,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:38,047 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:38,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:38,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38, skipping insertion in model container [2019-11-27 09:38:38,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:38,077 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:38,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:40,594 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:40,611 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:41,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:41,709 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:41,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:41 WrapperNode [2019-11-27 09:38:41,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:41,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:41,716 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:41,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:41,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:41" (1/1) ... [2019-11-27 09:38:41,839 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:41" (1/1) ... [2019-11-27 09:38:42,231 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:42,236 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:42,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:42,236 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:42,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:41" (1/1) ... [2019-11-27 09:38:42,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:41" (1/1) ... [2019-11-27 09:38:42,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:41" (1/1) ... [2019-11-27 09:38:42,318 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:41" (1/1) ... [2019-11-27 09:38:42,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:41" (1/1) ... [2019-11-27 09:38:42,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:41" (1/1) ... [2019-11-27 09:38:42,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:41" (1/1) ... [2019-11-27 09:38:42,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:42,730 INFO L168 Benchmark]: Toolchain (without parser) took 4690.18 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 799.0 MB in the end (delta: 156.9 MB). Peak memory consumption was 157.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:42,730 INFO L168 Benchmark]: CDTParser took 0.46 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 09:38:42,735 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3678.98 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 867.8 MB in the end (delta: 88.2 MB). Peak memory consumption was 88.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:42,737 INFO L168 Benchmark]: Boogie Procedure Inliner took 519.42 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:42,741 INFO L168 Benchmark]: Boogie Preprocessor took 483.97 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 799.0 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:42,751 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 3678.98 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 867.8 MB in the end (delta: 88.2 MB). Peak memory consumption was 88.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 519.42 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 483.97 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 799.0 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 09:38:46,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:46,708 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:46,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:46,744 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:46,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:46,749 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:46,776 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:46,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:46,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:46,790 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:46,794 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:46,797 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:46,805 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:46,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:46,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:46,817 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:46,819 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:46,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:46,836 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:46,847 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:46,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:46,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:46,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:46,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:46,870 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:46,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:46,875 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:46,875 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:46,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:46,878 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:46,879 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:46,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:46,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:46,887 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:46,889 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:46,893 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:46,893 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:46,894 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:46,895 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:46,900 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:46,901 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:46,942 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:46,944 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:46,948 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:46,950 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:46,950 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:46,951 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:46,953 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:46,953 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:46,953 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:46,954 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:46,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:46,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:46,959 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:46,960 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:46,960 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:46,960 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:46,961 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:46,961 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:46,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:46,962 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:46,962 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:46,962 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:46,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:46,964 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:46,964 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:46,964 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:46,966 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:46,966 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:46,966 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:46,967 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:46,970 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 -> 8165ba680fc105391e495bc6dd5e7460344c3bc4 [2019-11-27 09:38:47,563 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:47,591 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:47,601 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:47,604 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:47,607 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:47,609 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label37.c [2019-11-27 09:38:47,767 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1848950c4/e6b75d7b050946a99d85f0bfa134cab1/FLAG578bd4f6d [2019-11-27 09:38:49,376 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:49,379 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label37.c [2019-11-27 09:38:49,446 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1848950c4/e6b75d7b050946a99d85f0bfa134cab1/FLAG578bd4f6d [2019-11-27 09:38:49,488 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1848950c4/e6b75d7b050946a99d85f0bfa134cab1 [2019-11-27 09:38:49,498 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:49,507 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:49,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:49,512 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:49,518 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:49,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:49,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49, skipping insertion in model container [2019-11-27 09:38:49,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:49,551 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:49,824 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:52,448 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:52,465 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:53,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:53,758 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:53,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:53 WrapperNode [2019-11-27 09:38:53,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:53,762 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:53,762 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:53,763 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:53,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:53" (1/1) ... [2019-11-27 09:38:53,905 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:53" (1/1) ... [2019-11-27 09:38:54,190 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:54,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:54,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:54,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:54,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:53" (1/1) ... [2019-11-27 09:38:54,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:53" (1/1) ... [2019-11-27 09:38:54,270 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:53" (1/1) ... [2019-11-27 09:38:54,273 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:53" (1/1) ... [2019-11-27 09:38:54,437 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:53" (1/1) ... [2019-11-27 09:38:54,503 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:53" (1/1) ... [2019-11-27 09:38:54,562 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:53" (1/1) ... [2019-11-27 09:38:54,625 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:54,637 INFO L168 Benchmark]: Toolchain (without parser) took 5128.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.2 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:54,637 INFO L168 Benchmark]: CDTParser took 3.07 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 09:38:54,641 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4249.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:54,643 INFO L168 Benchmark]: Boogie Procedure Inliner took 429.72 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:54,648 INFO L168 Benchmark]: Boogie Preprocessor took 436.11 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:54,658 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.07 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 4249.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 429.72 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 436.11 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 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...