./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label23.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_label23.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 1621a9c10a8ed956160f3fcad41017b11b5e052d ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label23.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 1621a9c10a8ed956160f3fcad41017b11b5e052d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:42:29,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:29,934 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:29,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:29,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:29,975 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:29,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:29,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:30,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:30,004 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:30,009 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:30,014 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:30,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:30,023 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:30,025 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:30,029 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:30,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:30,038 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:30,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:30,052 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:30,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:30,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:30,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:30,077 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:30,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:30,088 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:30,088 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:30,091 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:30,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:30,094 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:30,096 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:30,098 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:30,099 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:30,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:30,108 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:30,109 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:30,110 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:30,111 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:30,111 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:30,112 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:30,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:30,117 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:42:30,158 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:30,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:30,164 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:30,165 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:30,165 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:30,166 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:30,168 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:30,168 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:42:30,169 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:30,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:30,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:30,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:30,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:30,173 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:30,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:30,177 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:30,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:30,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:30,178 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:30,178 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:30,179 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:30,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:30,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:30,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:30,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:30,182 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:42:30,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:42:30,183 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:30,183 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 -> 1621a9c10a8ed956160f3fcad41017b11b5e052d [2019-11-25 22:42:30,663 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:30,691 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:30,698 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:30,701 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:30,706 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:30,707 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label23.c [2019-11-25 22:42:30,863 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d2e434a0/dab8678bc03840159e1ab3e76b7a6017/FLAGd69f9d924 [2019-11-25 22:42:32,484 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:32,487 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label23.c [2019-11-25 22:42:32,536 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d2e434a0/dab8678bc03840159e1ab3e76b7a6017/FLAGd69f9d924 [2019-11-25 22:42:32,575 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d2e434a0/dab8678bc03840159e1ab3e76b7a6017 [2019-11-25 22:42:32,582 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:32,586 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:32,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:32,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:32,597 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:32,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:32" (1/1) ... [2019-11-25 22:42:32,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:32, skipping insertion in model container [2019-11-25 22:42:32,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:32" (1/1) ... [2019-11-25 22:42:32,631 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:32,831 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:35,377 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:35,390 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:36,505 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:36,557 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:36,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:36 WrapperNode [2019-11-25 22:42:36,561 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:36,564 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:36,564 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:36,565 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:36,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:36" (1/1) ... [2019-11-25 22:42:36,676 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:36" (1/1) ... [2019-11-25 22:42:37,239 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:37,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:37,243 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:37,243 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:37,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:36" (1/1) ... [2019-11-25 22:42:37,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:36" (1/1) ... [2019-11-25 22:42:37,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:36" (1/1) ... [2019-11-25 22:42:37,350 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:36" (1/1) ... [2019-11-25 22:42:37,636 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:36" (1/1) ... [2019-11-25 22:42:37,694 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:36" (1/1) ... [2019-11-25 22:42:37,809 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:36" (1/1) ... [2019-11-25 22:42:37,942 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:37,952 INFO L168 Benchmark]: Toolchain (without parser) took 5359.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 781.2 MB in the end (delta: 174.7 MB). Peak memory consumption was 174.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:37,953 INFO L168 Benchmark]: CDTParser took 0.31 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. [2019-11-25 22:42:37,956 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3970.33 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: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:37,960 INFO L168 Benchmark]: Boogie Procedure Inliner took 678.16 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:37,963 INFO L168 Benchmark]: Boogie Preprocessor took 700.20 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 781.2 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:37,973 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 3970.33 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: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 678.16 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 700.20 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 781.2 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 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 0.1.24-65d6cd2 [2019-11-25 22:42:42,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:42,102 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:42,138 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:42,140 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:42,144 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:42,150 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:42,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:42,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:42,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:42,179 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:42,185 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:42,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:42,192 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:42,196 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:42,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:42,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:42,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:42,212 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:42,223 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:42,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:42,236 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:42,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:42,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:42,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:42,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:42,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:42,256 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:42,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:42,258 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:42,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:42,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:42,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:42,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:42,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:42,271 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:42,272 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:42,274 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:42,274 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:42,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:42,280 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:42,281 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:42:42,321 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:42,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:42,329 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:42,329 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:42,329 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:42,330 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:42,332 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:42,332 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:42,332 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:42,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:42,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:42,337 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:42,337 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:42:42,338 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:42:42,338 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:42,338 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:42,339 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:42,339 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:42,339 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:42,342 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:42,342 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:42,343 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:42,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:42,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:42,344 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:42,344 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:42,345 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:42:42,346 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:42:42,347 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:42,347 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:42:42,348 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 -> 1621a9c10a8ed956160f3fcad41017b11b5e052d [2019-11-25 22:42:42,899 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:42,930 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:42,937 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:42,945 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:42,946 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:42,947 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label23.c [2019-11-25 22:42:43,104 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6a12a0fc/13449129d0394935833e5c45e7f2b1e5/FLAG990e1e1d6 [2019-11-25 22:42:44,527 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:44,531 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label23.c [2019-11-25 22:42:44,587 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6a12a0fc/13449129d0394935833e5c45e7f2b1e5/FLAG990e1e1d6 [2019-11-25 22:42:44,748 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6a12a0fc/13449129d0394935833e5c45e7f2b1e5 [2019-11-25 22:42:44,759 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:44,765 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:44,767 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:44,769 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:44,776 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:44,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:44" (1/1) ... [2019-11-25 22:42:44,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:44, skipping insertion in model container [2019-11-25 22:42:44,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:44" (1/1) ... [2019-11-25 22:42:44,808 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:45,051 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:47,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:47,592 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:48,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:48,757 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:48,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:48 WrapperNode [2019-11-25 22:42:48,759 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:48,760 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:48,762 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:48,762 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:48,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:48" (1/1) ... [2019-11-25 22:42:48,885 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:48" (1/1) ... [2019-11-25 22:42:49,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:49,194 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:49,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:49,197 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:49,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:48" (1/1) ... [2019-11-25 22:42:49,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:48" (1/1) ... [2019-11-25 22:42:49,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:48" (1/1) ... [2019-11-25 22:42:49,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:48" (1/1) ... [2019-11-25 22:42:49,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:48" (1/1) ... [2019-11-25 22:42:49,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:48" (1/1) ... [2019-11-25 22:42:49,597 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:48" (1/1) ... [2019-11-25 22:42:49,663 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:49,673 INFO L168 Benchmark]: Toolchain (without parser) took 4906.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 803.2 MB in the end (delta: 152.6 MB). Peak memory consumption was 152.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:49,674 INFO L168 Benchmark]: CDTParser took 0.45 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. [2019-11-25 22:42:49,679 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3992.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 849.2 MB in the end (delta: 100.9 MB). Peak memory consumption was 101.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:49,681 INFO L168 Benchmark]: Boogie Procedure Inliner took 433.77 ms. Allocated memory is still 1.0 GB. Free memory was 849.2 MB in the beginning and 826.1 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:49,687 INFO L168 Benchmark]: Boogie Preprocessor took 470.91 ms. Allocated memory is still 1.0 GB. Free memory was 826.1 MB in the beginning and 803.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:49,696 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 3992.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 849.2 MB in the end (delta: 100.9 MB). Peak memory consumption was 101.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 433.77 ms. Allocated memory is still 1.0 GB. Free memory was 849.2 MB in the beginning and 826.1 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 470.91 ms. Allocated memory is still 1.0 GB. Free memory was 826.1 MB in the beginning and 803.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...