./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label18.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 709affefef23ed36745d6b141c72063985c3a0fd ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label18.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 709affefef23ed36745d6b141c72063985c3a0fd ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:29,377 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:29,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:29,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:29,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:29,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:29,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:29,457 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:29,461 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:29,467 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:29,471 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:29,476 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:29,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:29,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:29,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:29,493 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:29,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:29,501 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:29,509 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:29,517 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:29,527 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:29,534 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:29,535 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:29,540 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:29,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:29,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:29,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:29,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:29,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:29,557 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:29,560 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:29,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:29,563 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:29,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:29,569 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:29,573 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:29,574 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:29,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:29,575 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:29,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:29,581 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:29,582 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:29,623 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:29,625 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:29,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:29,631 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:29,631 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:29,631 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:29,634 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:29,634 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:29,634 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:29,635 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:29,636 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:29,636 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:29,637 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:29,639 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:29,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:29,640 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:29,640 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:29,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:29,641 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:29,644 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:29,644 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:29,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:29,645 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:29,645 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:29,646 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:29,646 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:29,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:29,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:29,649 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 -> 709affefef23ed36745d6b141c72063985c3a0fd [2019-11-27 09:37:30,292 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:30,319 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:30,327 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:30,330 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:30,332 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:30,335 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label18.c [2019-11-27 09:37:30,489 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/025e68d5d/d6febd6186454d63852c02774001bf97/FLAGbd7928150 [2019-11-27 09:37:32,038 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:32,041 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label18.c [2019-11-27 09:37:32,100 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/025e68d5d/d6febd6186454d63852c02774001bf97/FLAGbd7928150 [2019-11-27 09:37:32,142 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/025e68d5d/d6febd6186454d63852c02774001bf97 [2019-11-27 09:37:32,149 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:32,155 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:32,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:32,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:32,166 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:32,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:32" (1/1) ... [2019-11-27 09:37:32,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:32, skipping insertion in model container [2019-11-27 09:37:32,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:32" (1/1) ... [2019-11-27 09:37:32,198 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:32,412 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:34,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:34,627 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:35,644 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:35,710 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:35,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:35 WrapperNode [2019-11-27 09:37:35,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:35,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:35,721 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:35,721 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:35,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:35" (1/1) ... [2019-11-27 09:37:35,853 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:35" (1/1) ... [2019-11-27 09:37:36,458 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:36,461 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:36,461 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:36,461 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:36,473 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:35" (1/1) ... [2019-11-27 09:37:36,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:35" (1/1) ... [2019-11-27 09:37:36,597 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:35" (1/1) ... [2019-11-27 09:37:36,598 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:35" (1/1) ... [2019-11-27 09:37:36,869 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:35" (1/1) ... [2019-11-27 09:37:36,933 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:35" (1/1) ... [2019-11-27 09:37:37,012 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:35" (1/1) ... [2019-11-27 09:37:37,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:37,125 INFO L168 Benchmark]: Toolchain (without parser) took 4964.00 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 776.0 MB in the end (delta: 180.0 MB). Peak memory consumption was 180.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:37,127 INFO L168 Benchmark]: CDTParser took 0.41 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 09:37:37,131 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3559.05 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. [2019-11-27 09:37:37,135 INFO L168 Benchmark]: Boogie Procedure Inliner took 744.05 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 816.1 MB in the end (delta: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:37,138 INFO L168 Benchmark]: Boogie Preprocessor took 654.98 ms. Allocated memory is still 1.0 GB. Free memory was 816.1 MB in the beginning and 776.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:37,150 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 3559.05 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 744.05 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 816.1 MB in the end (delta: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 654.98 ms. Allocated memory is still 1.0 GB. Free memory was 816.1 MB in the beginning and 776.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:41,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:41,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:41,114 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:41,115 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:41,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:41,121 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:41,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:41,145 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:41,149 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:41,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:41,157 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:41,159 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:41,166 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:41,169 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:41,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:41,177 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:41,181 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:41,189 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:41,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:41,205 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:41,206 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:41,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:41,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:41,222 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:41,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:41,224 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:41,230 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:41,231 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:41,233 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:41,233 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:41,234 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:41,240 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:41,241 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:41,243 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:41,244 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:41,248 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:41,249 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:41,249 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:41,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:41,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:41,260 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:41,301 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:41,303 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:41,308 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:41,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:41,309 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:41,311 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:41,311 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:41,311 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:41,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:41,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:41,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:41,315 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:41,315 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:41,316 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:41,316 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:41,318 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:41,318 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:41,318 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:41,319 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:41,319 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:41,319 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:41,321 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:41,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:41,321 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:41,322 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:41,324 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:41,324 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:41,324 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:41,325 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:41,325 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:41,326 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 -> 709affefef23ed36745d6b141c72063985c3a0fd [2019-11-27 09:37:41,906 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:41,937 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:41,942 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:41,949 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:41,950 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:41,952 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label18.c [2019-11-27 09:37:42,115 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a07a2c70/c4677c518b7441d582665d444f1b2d82/FLAG243214dac [2019-11-27 09:37:43,757 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:43,758 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label18.c [2019-11-27 09:37:43,821 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a07a2c70/c4677c518b7441d582665d444f1b2d82/FLAG243214dac [2019-11-27 09:37:43,862 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a07a2c70/c4677c518b7441d582665d444f1b2d82 [2019-11-27 09:37:43,871 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:43,875 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:43,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:43,881 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:43,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:43,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:43" (1/1) ... [2019-11-27 09:37:43,902 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 09:37:43, skipping insertion in model container [2019-11-27 09:37:43,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:43" (1/1) ... [2019-11-27 09:37:43,924 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:44,128 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:46,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:46,657 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:47,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:47,898 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:47,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:47 WrapperNode [2019-11-27 09:37:47,899 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:47,900 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:47,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:47,905 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:47,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:47" (1/1) ... [2019-11-27 09:37:48,033 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:47" (1/1) ... [2019-11-27 09:37:48,320 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:48,324 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:48,325 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:48,325 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:48,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:47" (1/1) ... [2019-11-27 09:37:48,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:47" (1/1) ... [2019-11-27 09:37:48,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:47" (1/1) ... [2019-11-27 09:37:48,395 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:47" (1/1) ... [2019-11-27 09:37:48,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:47" (1/1) ... [2019-11-27 09:37:48,604 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:47" (1/1) ... [2019-11-27 09:37:48,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:47" (1/1) ... [2019-11-27 09:37:48,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:48,731 INFO L168 Benchmark]: Toolchain (without parser) took 4852.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 787.9 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:48,732 INFO L168 Benchmark]: CDTParser took 1.66 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:37:48,737 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4019.62 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 828.0 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:48,739 INFO L168 Benchmark]: Boogie Procedure Inliner took 423.58 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 805.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:48,742 INFO L168 Benchmark]: Boogie Preprocessor took 397.33 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 787.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:48,754 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.66 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 4019.62 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 828.0 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 423.58 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 805.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 397.33 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 787.9 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...