./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label03.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem18_label03.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 166c89f96efe86a0868ce51f045208aa02b63794 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label03.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 166c89f96efe86a0868ce51f045208aa02b63794 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:56:50,506 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:50,509 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:50,544 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:50,546 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:50,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:50,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:50,581 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:50,586 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:50,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:50,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:50,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:50,604 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:50,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:50,612 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:50,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:50,620 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:50,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:50,624 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:50,637 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:50,645 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:50,653 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:50,654 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:50,659 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:50,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:50,668 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:50,668 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:50,672 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:50,673 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:50,676 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:50,676 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:50,677 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:50,679 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:50,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:50,685 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:50,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:50,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:50,690 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:50,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:50,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:50,696 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:50,697 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:50,737 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:50,739 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:50,743 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:50,746 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:50,746 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:50,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:50,747 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:50,747 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:50,747 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:50,748 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:50,750 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:50,750 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:50,751 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:50,754 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:50,755 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:50,755 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:50,755 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:50,755 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:50,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:50,756 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:50,756 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:50,757 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:50,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:50,757 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:50,758 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:50,759 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:50,759 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:50,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:50,760 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:50,762 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 -> 166c89f96efe86a0868ce51f045208aa02b63794 [2019-11-24 20:56:51,400 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:51,430 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:51,436 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:51,444 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:51,445 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:51,446 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label03.c [2019-11-24 20:56:51,602 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f92c852a7/004e27a5a6924c6bbd13d345d20ec136/FLAGdce5c6a4c [2019-11-24 20:56:53,211 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:53,215 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label03.c [2019-11-24 20:56:53,278 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f92c852a7/004e27a5a6924c6bbd13d345d20ec136/FLAGdce5c6a4c [2019-11-24 20:56:53,316 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f92c852a7/004e27a5a6924c6bbd13d345d20ec136 [2019-11-24 20:56:53,325 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:53,330 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:53,334 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:53,334 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:53,343 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:53,344 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:53" (1/1) ... [2019-11-24 20:56:53,352 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 24.11 08:56:53, skipping insertion in model container [2019-11-24 20:56:53,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:53" (1/1) ... [2019-11-24 20:56:53,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:53,592 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:56,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:56,177 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:57,059 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:57,121 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:57,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:57 WrapperNode [2019-11-24 20:56:57,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:57,129 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:57,129 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:57,130 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:57,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:57" (1/1) ... [2019-11-24 20:56:57,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:57" (1/1) ... [2019-11-24 20:56:57,711 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:57,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:57,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:57,712 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:57,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:57" (1/1) ... [2019-11-24 20:56:57,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:57" (1/1) ... [2019-11-24 20:56:57,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:57" (1/1) ... [2019-11-24 20:56:57,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:57" (1/1) ... [2019-11-24 20:56:57,972 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:57" (1/1) ... [2019-11-24 20:56:58,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:57" (1/1) ... [2019-11-24 20:56:58,091 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:57" (1/1) ... [2019-11-24 20:56:58,186 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:58,198 INFO L168 Benchmark]: Toolchain (without parser) took 4863.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 804.3 MB in the end (delta: 145.9 MB). Peak memory consumption was 146.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:58,199 INFO L168 Benchmark]: CDTParser took 0.95 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. [2019-11-24 20:56:58,203 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3794.30 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 873.3 MB in the end (delta: 76.9 MB). Peak memory consumption was 77.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:58,208 INFO L168 Benchmark]: Boogie Procedure Inliner took 582.21 ms. Allocated memory is still 1.0 GB. Free memory was 873.3 MB in the beginning and 833.0 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:58,211 INFO L168 Benchmark]: Boogie Preprocessor took 476.28 ms. Allocated memory is still 1.0 GB. Free memory was 833.0 MB in the beginning and 804.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:58,223 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.95 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 3794.30 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 873.3 MB in the end (delta: 76.9 MB). Peak memory consumption was 77.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 582.21 ms. Allocated memory is still 1.0 GB. Free memory was 873.3 MB in the beginning and 833.0 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 476.28 ms. Allocated memory is still 1.0 GB. Free memory was 833.0 MB in the beginning and 804.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 0.1.24-32f2683 [2019-11-24 20:57:02,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:02,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:02,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:02,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:02,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:02,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:02,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:02,182 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:02,188 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:02,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:02,198 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:02,199 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:02,203 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:02,207 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:02,212 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:02,213 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:02,214 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:02,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:02,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:02,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:02,245 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:02,248 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:02,252 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:02,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:02,263 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:02,263 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:02,265 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:02,266 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:02,269 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:02,270 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:02,271 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:02,274 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:02,277 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:02,280 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:02,281 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:02,284 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:02,284 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:02,286 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:02,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:02,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:02,292 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:02,334 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:02,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:02,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:02,340 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:02,340 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:02,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:02,344 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:02,344 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:02,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:02,345 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:02,346 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:02,347 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:02,347 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:02,348 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:02,348 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:02,348 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:02,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:02,350 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:02,350 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:02,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:02,352 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:02,352 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:02,352 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:02,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:02,355 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:02,355 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:02,356 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:02,356 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:02,356 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:02,356 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:02,358 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:02,360 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 -> 166c89f96efe86a0868ce51f045208aa02b63794 [2019-11-24 20:57:02,944 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:02,977 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:02,983 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:02,987 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:02,991 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:02,992 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label03.c [2019-11-24 20:57:03,152 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38234c59d/1fe08a19fa3b4577b76db34286311a5b/FLAG6dd7ab59d [2019-11-24 20:57:04,777 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:04,778 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label03.c [2019-11-24 20:57:04,850 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38234c59d/1fe08a19fa3b4577b76db34286311a5b/FLAG6dd7ab59d [2019-11-24 20:57:04,888 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38234c59d/1fe08a19fa3b4577b76db34286311a5b [2019-11-24 20:57:04,896 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:04,903 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:04,905 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:04,909 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:04,913 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:04,918 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:04,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04, skipping insertion in model container [2019-11-24 20:57:04,928 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:04,945 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:05,172 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:07,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:07,712 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:08,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:08,860 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:08,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:08 WrapperNode [2019-11-24 20:57:08,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:08,866 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:08,866 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:08,868 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:08,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:08" (1/1) ... [2019-11-24 20:57:09,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:08" (1/1) ... [2019-11-24 20:57:09,326 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:09,326 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:09,327 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:09,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:09,350 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:08" (1/1) ... [2019-11-24 20:57:09,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:08" (1/1) ... [2019-11-24 20:57:09,396 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:08" (1/1) ... [2019-11-24 20:57:09,399 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:08" (1/1) ... [2019-11-24 20:57:09,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:08" (1/1) ... [2019-11-24 20:57:09,624 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:08" (1/1) ... [2019-11-24 20:57:09,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:08" (1/1) ... [2019-11-24 20:57:09,743 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:09,755 INFO L168 Benchmark]: Toolchain (without parser) took 4847.84 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 799.1 MB in the end (delta: 156.8 MB). Peak memory consumption was 156.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:09,756 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-24 20:57:09,759 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3960.23 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 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:09,762 INFO L168 Benchmark]: Boogie Procedure Inliner took 460.28 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:09,766 INFO L168 Benchmark]: Boogie Preprocessor took 417.80 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:09,777 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 3960.23 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 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 460.28 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 417.80 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...