./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label39.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/Problem17_label39.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 b07aaaeac93c61c10d6b6fc3e94d332dee16098d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label39.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 b07aaaeac93c61c10d6b6fc3e94d332dee16098d ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:59:34,883 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:34,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:34,924 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:34,925 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:34,928 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:34,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:34,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:34,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:34,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:34,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:34,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:34,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:34,973 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:34,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:34,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:34,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:34,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:34,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:34,996 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:35,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:35,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:35,014 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:35,016 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:35,024 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:35,026 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:35,026 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:35,030 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:35,031 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:35,032 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:35,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:35,035 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:35,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:35,041 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:35,046 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:35,047 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:35,049 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:35,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:35,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:35,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:35,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:35,059 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:35,112 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:35,120 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:35,121 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:35,122 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:35,122 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:35,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:35,125 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:35,125 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:35,125 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:35,126 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:35,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:35,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:35,127 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:35,130 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:35,131 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:35,131 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:35,132 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:35,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:35,132 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:35,133 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:35,133 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:35,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:35,135 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:35,135 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:35,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:35,138 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:35,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:35,138 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:35,139 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 -> b07aaaeac93c61c10d6b6fc3e94d332dee16098d [2019-11-27 15:59:35,686 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:35,717 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:35,725 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:35,729 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:35,731 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:35,733 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label39.c [2019-11-27 15:59:35,893 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30b06358a/ec5cd51e38dd4ae5977633675ca886c7/FLAG11915a9c1 [2019-11-27 15:59:37,426 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:37,429 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label39.c [2019-11-27 15:59:37,485 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30b06358a/ec5cd51e38dd4ae5977633675ca886c7/FLAG11915a9c1 [2019-11-27 15:59:37,528 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30b06358a/ec5cd51e38dd4ae5977633675ca886c7 [2019-11-27 15:59:37,536 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:37,541 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:37,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:37,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:37,555 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:37,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:37,568 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 03:59:37, skipping insertion in model container [2019-11-27 15:59:37,569 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:37,587 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:37,791 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:40,164 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:40,181 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:41,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:41,155 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:41,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:41 WrapperNode [2019-11-27 15:59:41,157 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:41,159 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:41,161 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:41,161 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:41,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:41" (1/1) ... [2019-11-27 15:59:41,278 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:41" (1/1) ... [2019-11-27 15:59:41,824 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:41,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:41,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:41,830 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:41,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:41" (1/1) ... [2019-11-27 15:59:41,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:41" (1/1) ... [2019-11-27 15:59:41,967 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:41" (1/1) ... [2019-11-27 15:59:41,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:41" (1/1) ... [2019-11-27 15:59:42,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:41" (1/1) ... [2019-11-27 15:59:42,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:41" (1/1) ... [2019-11-27 15:59:42,385 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:41" (1/1) ... [2019-11-27 15:59:42,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:42,501 INFO L168 Benchmark]: Toolchain (without parser) took 4952.81 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 781.7 MB in the end (delta: 174.3 MB). Peak memory consumption was 174.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:42,502 INFO L168 Benchmark]: CDTParser took 2.41 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 15:59:42,505 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3611.04 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 873.9 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:42,508 INFO L168 Benchmark]: Boogie Procedure Inliner took 670.86 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:42,512 INFO L168 Benchmark]: Boogie Preprocessor took 661.30 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 781.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:42,523 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.41 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 3611.04 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 873.9 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 670.86 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 661.30 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 781.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 15:59:46,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:46,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:46,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:46,372 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:46,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:46,381 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:46,398 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:46,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:46,405 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:46,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:46,415 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:46,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:46,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:46,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:46,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:46,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:46,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:46,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:46,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:46,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:46,467 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:46,469 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:46,473 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:46,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:46,484 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:46,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:46,486 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:46,488 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:46,491 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:46,493 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:46,494 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:46,495 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:46,499 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:46,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:46,503 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:46,505 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:46,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:46,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:46,510 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:46,514 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:46,515 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:46,557 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:46,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:46,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:46,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:46,563 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:46,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:46,564 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:46,564 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:46,566 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:46,566 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:46,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:46,568 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:46,569 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:46,569 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:46,569 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:46,571 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:46,571 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:46,571 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:46,573 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:46,573 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:46,573 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:46,574 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:46,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:46,575 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:46,577 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:46,577 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:46,577 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:46,578 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:46,578 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:46,580 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:46,581 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 -> b07aaaeac93c61c10d6b6fc3e94d332dee16098d [2019-11-27 15:59:47,134 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:47,167 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:47,177 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:47,179 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:47,179 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:47,181 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label39.c [2019-11-27 15:59:47,342 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/669e29b93/a768fe7eda8c4fc08156f1c9979a9e63/FLAGa33404910 [2019-11-27 15:59:48,893 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:48,896 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label39.c [2019-11-27 15:59:48,952 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/669e29b93/a768fe7eda8c4fc08156f1c9979a9e63/FLAGa33404910 [2019-11-27 15:59:48,991 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/669e29b93/a768fe7eda8c4fc08156f1c9979a9e63 [2019-11-27 15:59:48,999 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:49,006 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:49,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:49,011 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:49,018 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:49,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:48" (1/1) ... [2019-11-27 15:59:49,031 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 03:59:49, skipping insertion in model container [2019-11-27 15:59:49,032 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:48" (1/1) ... [2019-11-27 15:59:49,048 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:49,261 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:51,802 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:51,819 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:53,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:53,214 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:53,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:53 WrapperNode [2019-11-27 15:59:53,216 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:53,220 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:53,221 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:53,221 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:53,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:53" (1/1) ... [2019-11-27 15:59:53,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:53" (1/1) ... [2019-11-27 15:59:53,615 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:53,618 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:53,618 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:53,620 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:53,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:53" (1/1) ... [2019-11-27 15:59:53,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:53" (1/1) ... [2019-11-27 15:59:53,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:53" (1/1) ... [2019-11-27 15:59:53,691 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:53" (1/1) ... [2019-11-27 15:59:53,849 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:53" (1/1) ... [2019-11-27 15:59:53,906 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:53" (1/1) ... [2019-11-27 15:59:53,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:53" (1/1) ... [2019-11-27 15:59:54,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:54,029 INFO L168 Benchmark]: Toolchain (without parser) took 5016.96 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 782.2 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:54,031 INFO L168 Benchmark]: CDTParser took 2.76 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 15:59:54,034 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4208.45 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 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:54,037 INFO L168 Benchmark]: Boogie Procedure Inliner took 397.49 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:54,040 INFO L168 Benchmark]: Boogie Preprocessor took 402.17 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:54,053 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.76 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 4208.45 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 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 397.49 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 402.17 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 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...