./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label09.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/Problem12_label09.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 fb334ab359c25c78f4acde0172e500cb2b62b419 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_label09.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 fb334ab359c25c78f4acde0172e500cb2b62b419 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:55:15,175 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:15,180 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:15,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:15,215 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:15,217 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:15,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:15,239 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:15,243 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:15,249 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:15,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:15,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:15,259 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:15,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:15,269 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:15,271 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:15,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:15,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:15,284 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:15,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:15,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:15,309 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:15,311 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:15,314 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:15,324 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:15,325 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:15,325 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:15,327 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:15,328 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:15,331 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:15,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:15,334 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:15,335 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:15,340 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:15,342 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:15,342 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:15,345 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:15,346 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:15,346 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:15,347 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:15,352 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:15,355 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:15,392 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:15,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:15,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:15,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:15,400 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:15,402 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:15,402 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:15,403 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:15,403 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:15,403 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:15,406 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:15,406 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:15,406 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:15,407 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:15,407 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:15,410 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:15,410 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:15,410 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:15,411 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:15,411 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:15,411 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:15,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:15,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:15,415 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:15,415 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:15,415 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:15,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:15,416 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:15,416 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 -> fb334ab359c25c78f4acde0172e500cb2b62b419 [2019-11-27 15:55:15,935 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:15,963 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:15,972 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:15,976 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:15,978 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:15,979 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label09.c [2019-11-27 15:55:16,147 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/121e5fe32/8933c7e813b44614b2065bb9c545f9bf/FLAG0030b94e9 [2019-11-27 15:55:17,869 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:17,872 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label09.c [2019-11-27 15:55:17,952 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/121e5fe32/8933c7e813b44614b2065bb9c545f9bf/FLAG0030b94e9 [2019-11-27 15:55:17,991 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/121e5fe32/8933c7e813b44614b2065bb9c545f9bf [2019-11-27 15:55:17,997 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:18,001 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:18,005 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:18,007 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:18,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:18,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:17" (1/1) ... [2019-11-27 15:55:18,027 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 03:55:18, skipping insertion in model container [2019-11-27 15:55:18,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:17" (1/1) ... [2019-11-27 15:55:18,048 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:18,348 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:21,251 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:21,269 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:22,849 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:22,898 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:22,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:22 WrapperNode [2019-11-27 15:55:22,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:22,905 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:22,905 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:22,905 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:22,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:22" (1/1) ... [2019-11-27 15:55:23,012 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:22" (1/1) ... [2019-11-27 15:55:23,689 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:23,695 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:23,696 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:23,696 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:23,719 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:22" (1/1) ... [2019-11-27 15:55:23,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:22" (1/1) ... [2019-11-27 15:55:23,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:22" (1/1) ... [2019-11-27 15:55:23,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:22" (1/1) ... [2019-11-27 15:55:24,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:22" (1/1) ... [2019-11-27 15:55:24,214 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:22" (1/1) ... [2019-11-27 15:55:24,807 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:22" (1/1) ... [2019-11-27 15:55:24,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:24,902 INFO L168 Benchmark]: Toolchain (without parser) took 6894.28 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 908.6 MB in the end (delta: 41.6 MB). Peak memory consumption was 315.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:24,903 INFO L168 Benchmark]: CDTParser took 2.56 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 15:55:24,906 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4899.45 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 820.8 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:24,909 INFO L168 Benchmark]: Boogie Procedure Inliner took 789.77 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 751.7 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:24,913 INFO L168 Benchmark]: Boogie Preprocessor took 1196.77 ms. Allocated memory is still 1.0 GB. Free memory was 751.7 MB in the beginning and 908.6 MB in the end (delta: -156.9 MB). Peak memory consumption was 116.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:24,925 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.56 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 4899.45 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 820.8 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 789.77 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 751.7 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1196.77 ms. Allocated memory is still 1.0 GB. Free memory was 751.7 MB in the beginning and 908.6 MB in the end (delta: -156.9 MB). Peak memory consumption was 116.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:55:28,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:28,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:28,951 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:28,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:28,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:28,967 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:28,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:28,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:28,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:28,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:29,004 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:29,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:29,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:29,017 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:29,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:29,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:29,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:29,033 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:29,044 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:29,051 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:29,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:29,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:29,065 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:29,074 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:29,078 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:29,078 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:29,081 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:29,081 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:29,085 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:29,085 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:29,086 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:29,089 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:29,094 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:29,096 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:29,099 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:29,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:29,101 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:29,104 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:29,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:29,107 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:29,110 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:29,153 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:29,154 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:29,159 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:29,159 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:29,160 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:29,160 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:29,162 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:29,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:29,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:29,163 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:29,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:29,167 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:29,167 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:29,168 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:29,168 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:29,168 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:29,169 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:29,169 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:29,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:29,170 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:29,170 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:29,172 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:29,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:29,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:29,173 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:29,173 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:29,175 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:29,175 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:29,175 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:29,176 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:29,177 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 -> fb334ab359c25c78f4acde0172e500cb2b62b419 [2019-11-27 15:55:29,779 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:29,811 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:29,815 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:29,823 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:29,823 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:29,825 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label09.c [2019-11-27 15:55:29,983 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1aab32a59/09b0668373474e58bf57a7a210e5e7a6/FLAG0ded7ac1a [2019-11-27 15:55:31,762 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:31,763 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label09.c [2019-11-27 15:55:31,861 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1aab32a59/09b0668373474e58bf57a7a210e5e7a6/FLAG0ded7ac1a [2019-11-27 15:55:31,905 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1aab32a59/09b0668373474e58bf57a7a210e5e7a6 [2019-11-27 15:55:31,917 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:31,926 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:31,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:31,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:31,936 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:31,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:31" (1/1) ... [2019-11-27 15:55:31,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:31, skipping insertion in model container [2019-11-27 15:55:31,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:31" (1/1) ... [2019-11-27 15:55:31,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:32,309 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:35,458 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:35,469 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:37,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:37,238 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:37,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37 WrapperNode [2019-11-27 15:55:37,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:37,243 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:37,244 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:37,244 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:37,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:37,387 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:37,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:37,732 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:37,732 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:37,732 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:37,756 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:37,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:37,830 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:37,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:38,089 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:38,456 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:38,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:38,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:38,567 INFO L168 Benchmark]: Toolchain (without parser) took 6640.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 937.8 MB in the end (delta: 18.1 MB). Peak memory consumption was 290.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:38,568 INFO L168 Benchmark]: CDTParser took 0.80 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 15:55:38,571 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5314.80 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 774.9 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:38,573 INFO L168 Benchmark]: Boogie Procedure Inliner took 488.18 ms. Allocated memory is still 1.0 GB. Free memory was 774.9 MB in the beginning and 740.4 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:38,578 INFO L168 Benchmark]: Boogie Preprocessor took 826.74 ms. Allocated memory is still 1.0 GB. Free memory was 740.4 MB in the beginning and 937.8 MB in the end (delta: -197.4 MB). Peak memory consumption was 74.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:38,589 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80 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 5314.80 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 774.9 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 488.18 ms. Allocated memory is still 1.0 GB. Free memory was 774.9 MB in the beginning and 740.4 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 826.74 ms. Allocated memory is still 1.0 GB. Free memory was 740.4 MB in the beginning and 937.8 MB in the end (delta: -197.4 MB). Peak memory consumption was 74.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...