./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label25.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem06_label25.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 08ceeef3b528e1db902daea80c5348d924bdd00a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem06_label25.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 08ceeef3b528e1db902daea80c5348d924bdd00a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:46:28,863 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:28,871 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:28,906 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:28,908 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:28,910 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:28,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:28,933 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:28,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:28,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:28,947 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:28,950 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:28,953 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:28,957 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:28,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:28,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:28,971 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:28,974 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:28,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:28,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:28,998 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:29,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:29,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:29,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:29,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:29,021 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:29,021 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:29,025 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:29,026 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:29,027 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:29,031 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:29,032 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:29,033 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:29,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:29,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:29,039 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:29,042 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:29,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:29,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:29,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:29,050 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:29,051 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:46:29,095 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:29,096 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:29,102 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:29,104 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:29,104 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:29,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:29,105 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:29,106 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:46:29,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:29,108 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:29,109 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:29,110 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:29,110 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:29,113 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:29,113 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:29,114 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:29,114 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:29,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:29,115 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:29,115 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:29,115 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:29,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:29,118 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:29,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:29,119 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:29,119 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:46:29,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:46:29,120 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:29,123 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 -> 08ceeef3b528e1db902daea80c5348d924bdd00a [2019-11-27 15:46:29,747 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:29,776 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:29,785 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:29,787 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:29,790 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:29,791 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label25.c [2019-11-27 15:46:29,948 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8d8410ab/3f1c32c4c7ab4df399ce52932306d918/FLAG8e85c72fe [2019-11-27 15:46:31,936 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:31,943 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label25.c [2019-11-27 15:46:32,079 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8d8410ab/3f1c32c4c7ab4df399ce52932306d918/FLAG8e85c72fe [2019-11-27 15:46:32,161 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8d8410ab/3f1c32c4c7ab4df399ce52932306d918 [2019-11-27 15:46:32,169 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:32,175 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:32,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:32,181 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:32,189 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:32,190 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:32" (1/1) ... [2019-11-27 15:46:32,197 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@717ede78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:32, skipping insertion in model container [2019-11-27 15:46:32,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:32" (1/1) ... [2019-11-27 15:46:32,219 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:32,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:37,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:37,030 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:39,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:39,610 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:39,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39 WrapperNode [2019-11-27 15:46:39,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:39,620 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:39,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:39,621 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:39,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:39,799 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:40,319 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:40,322 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:40,322 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:40,323 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:40,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:40,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:40,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:40,415 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:40,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:40,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:41,016 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:39" (1/1) ... [2019-11-27 15:46:41,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:41,121 INFO L168 Benchmark]: Toolchain (without parser) took 8941.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 930.2 MB in the beginning and 798.5 MB in the end (delta: 131.7 MB). Peak memory consumption was 131.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:41,122 INFO L168 Benchmark]: CDTParser took 1.55 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 15:46:41,124 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7435.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 930.2 MB in the beginning and 921.4 MB in the end (delta: 8.7 MB). Peak memory consumption was 274.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:41,127 INFO L168 Benchmark]: Boogie Procedure Inliner took 701.63 ms. Allocated memory is still 1.0 GB. Free memory was 921.4 MB in the beginning and 850.2 MB in the end (delta: 71.3 MB). Peak memory consumption was 71.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:41,131 INFO L168 Benchmark]: Boogie Preprocessor took 788.99 ms. Allocated memory is still 1.0 GB. Free memory was 850.2 MB in the beginning and 798.5 MB in the end (delta: 51.7 MB). Peak memory consumption was 51.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:41,144 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.55 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 7435.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 930.2 MB in the beginning and 921.4 MB in the end (delta: 8.7 MB). Peak memory consumption was 274.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 701.63 ms. Allocated memory is still 1.0 GB. Free memory was 921.4 MB in the beginning and 850.2 MB in the end (delta: 71.3 MB). Peak memory consumption was 71.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 788.99 ms. Allocated memory is still 1.0 GB. Free memory was 850.2 MB in the beginning and 798.5 MB in the end (delta: 51.7 MB). Peak memory consumption was 51.7 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 0.1.24-509859d [2019-11-27 15:46:45,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:45,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:45,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:45,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:45,099 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:45,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:45,119 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:45,126 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:45,129 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:45,131 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:45,135 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:45,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:45,142 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:45,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:45,151 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:45,153 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:45,156 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:45,164 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:45,172 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:45,180 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:45,186 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:45,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:45,195 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:45,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:45,207 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:45,207 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:45,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:45,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:45,214 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:45,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:45,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:45,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:45,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:45,226 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:45,227 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:45,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:45,231 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:45,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:45,234 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:45,237 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:45,242 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:46:45,281 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:45,284 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:45,290 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:45,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:45,292 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:45,293 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:45,295 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:45,295 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:45,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:45,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:45,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:45,300 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:45,300 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:46:45,301 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:46:45,301 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:45,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:45,302 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:45,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:45,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:45,305 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:45,305 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:45,305 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:45,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:45,306 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:45,306 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:45,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:45,307 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:46:45,310 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:46:45,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:45,310 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:46:45,312 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 -> 08ceeef3b528e1db902daea80c5348d924bdd00a [2019-11-27 15:46:45,899 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:45,929 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:45,936 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:45,940 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:45,942 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:45,946 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label25.c [2019-11-27 15:46:46,101 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a2f9b97b/7d9fd2de68404e6bb62c7054edcffcae/FLAGc58ce5175 [2019-11-27 15:46:48,327 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:48,328 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label25.c [2019-11-27 15:46:48,472 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a2f9b97b/7d9fd2de68404e6bb62c7054edcffcae/FLAGc58ce5175 [2019-11-27 15:46:48,513 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a2f9b97b/7d9fd2de68404e6bb62c7054edcffcae [2019-11-27 15:46:48,521 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:48,527 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:48,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:48,533 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:48,544 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:48,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:48" (1/1) ... [2019-11-27 15:46:48,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:48, skipping insertion in model container [2019-11-27 15:46:48,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:48" (1/1) ... [2019-11-27 15:46:48,573 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:49,078 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:53,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:53,575 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:56,334 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:56,481 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:56,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:56 WrapperNode [2019-11-27 15:46:56,483 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:56,487 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:56,487 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:56,488 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:56,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:56" (1/1) ... [2019-11-27 15:46:56,676 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:56" (1/1) ... [2019-11-27 15:46:57,286 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:57,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:57,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:57,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:57,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:56" (1/1) ... [2019-11-27 15:46:57,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:56" (1/1) ... [2019-11-27 15:46:57,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:56" (1/1) ... [2019-11-27 15:46:57,405 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:56" (1/1) ... [2019-11-27 15:46:57,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:56" (1/1) ... [2019-11-27 15:46:57,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:56" (1/1) ... [2019-11-27 15:46:58,031 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:56" (1/1) ... [2019-11-27 15:46:58,184 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:58,194 INFO L168 Benchmark]: Toolchain (without parser) took 9661.46 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 759.8 MB in the end (delta: 179.0 MB). Peak memory consumption was 179.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:58,195 INFO L168 Benchmark]: CDTParser took 0.50 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 15:46:58,198 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7951.89 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 888.0 MB in the end (delta: 50.8 MB). Peak memory consumption was 275.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:58,199 INFO L168 Benchmark]: Boogie Procedure Inliner took 801.72 ms. Allocated memory is still 1.0 GB. Free memory was 888.0 MB in the beginning and 817.4 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:58,204 INFO L168 Benchmark]: Boogie Preprocessor took 896.59 ms. Allocated memory is still 1.0 GB. Free memory was 817.4 MB in the beginning and 759.8 MB in the end (delta: 57.6 MB). Peak memory consumption was 57.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:58,214 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 7951.89 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 888.0 MB in the end (delta: 50.8 MB). Peak memory consumption was 275.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 801.72 ms. Allocated memory is still 1.0 GB. Free memory was 888.0 MB in the beginning and 817.4 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 896.59 ms. Allocated memory is still 1.0 GB. Free memory was 817.4 MB in the beginning and 759.8 MB in the end (delta: 57.6 MB). Peak memory consumption was 57.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...