./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label17.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/Problem15_label17.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 65e5d7b13b52447b1722e73a25d21879081979a0 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem15_label17.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 65e5d7b13b52447b1722e73a25d21879081979a0 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:54:49,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:49,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:49,027 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:49,028 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:49,032 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:49,038 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:49,050 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:49,055 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:49,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:49,061 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:49,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:49,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:49,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:49,072 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:49,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:49,076 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:49,077 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:49,080 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:49,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:49,090 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:49,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:49,097 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:49,103 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:49,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:49,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:49,106 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:49,109 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:49,109 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:49,113 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:49,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:49,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:49,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:49,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:49,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:49,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:49,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:49,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:49,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:49,123 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:49,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:49,127 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:54:49,155 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:49,155 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:49,158 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:49,160 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:49,160 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:49,160 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:49,160 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:49,161 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:54:49,161 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:49,161 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:49,163 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:49,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:49,164 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:49,164 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:49,165 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:49,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:49,165 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:49,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:49,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:49,168 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:49,168 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:49,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:49,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:49,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:49,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:49,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:49,169 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:54:49,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:54:49,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:49,170 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 -> 65e5d7b13b52447b1722e73a25d21879081979a0 [2019-11-24 20:54:49,599 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:49,619 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:49,622 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:49,626 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:49,627 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:49,631 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label17.c [2019-11-24 20:54:49,732 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41e02ad6d/08ff91116a8d45b0b798f9ff2b26c568/FLAG92f4d6480 [2019-11-24 20:54:50,735 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:50,736 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label17.c [2019-11-24 20:54:50,773 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41e02ad6d/08ff91116a8d45b0b798f9ff2b26c568/FLAG92f4d6480 [2019-11-24 20:54:51,264 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41e02ad6d/08ff91116a8d45b0b798f9ff2b26c568 [2019-11-24 20:54:51,270 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:51,273 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:51,277 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:51,280 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:51,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:51,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:51" (1/1) ... [2019-11-24 20:54:51,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d8d314d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:51, skipping insertion in model container [2019-11-24 20:54:51,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:51" (1/1) ... [2019-11-24 20:54:51,308 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:51,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:52,669 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:52,678 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:53,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:53,110 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:53,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:53 WrapperNode [2019-11-24 20:54:53,113 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:53,115 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:53,115 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:53,115 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:53,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:53" (1/1) ... [2019-11-24 20:54:53,183 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:53" (1/1) ... [2019-11-24 20:54:53,421 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:53,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:53,424 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:53,424 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:53,440 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:53" (1/1) ... [2019-11-24 20:54:53,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:53" (1/1) ... [2019-11-24 20:54:53,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:53" (1/1) ... [2019-11-24 20:54:53,474 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:53" (1/1) ... [2019-11-24 20:54:53,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:53" (1/1) ... [2019-11-24 20:54:53,627 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:53" (1/1) ... [2019-11-24 20:54:53,690 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:53" (1/1) ... [2019-11-24 20:54:53,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:53,769 INFO L168 Benchmark]: Toolchain (without parser) took 2490.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 851.2 MB in the end (delta: 104.7 MB). Peak memory consumption was 104.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:53,770 INFO L168 Benchmark]: CDTParser took 0.81 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 20:54:53,774 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1836.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 915.2 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:53,775 INFO L168 Benchmark]: Boogie Procedure Inliner took 306.84 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 874.6 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:53,779 INFO L168 Benchmark]: Boogie Preprocessor took 340.05 ms. Allocated memory is still 1.0 GB. Free memory was 874.6 MB in the beginning and 851.2 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:53,785 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81 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 1836.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 915.2 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 306.84 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 874.6 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 340.05 ms. Allocated memory is still 1.0 GB. Free memory was 874.6 MB in the beginning and 851.2 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 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 20:54:56,489 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:56,492 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:56,514 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:56,515 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:56,522 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:56,526 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:56,538 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:56,545 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:56,551 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:56,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:56,556 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:56,557 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:56,559 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:56,561 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:56,566 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:56,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:56,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:56,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:56,576 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:56,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:56,590 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:56,591 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:56,592 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:56,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:56,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:56,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:56,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:56,601 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:56,604 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:56,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:56,605 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:56,606 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:56,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:56,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:56,611 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:56,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:56,612 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:56,612 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:56,613 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:56,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:56,618 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:54:56,647 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:56,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:56,649 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:56,650 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:56,650 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:56,650 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:56,650 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:56,651 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:56,651 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:56,654 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:56,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:56,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:56,655 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:56,656 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:54:56,656 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:54:56,656 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:56,656 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:56,656 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:56,657 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:56,657 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:56,657 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:56,657 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:56,658 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:56,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:56,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:56,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:56,659 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:56,660 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:54:56,661 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:54:56,661 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:56,662 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:54:56,662 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 -> 65e5d7b13b52447b1722e73a25d21879081979a0 [2019-11-24 20:54:57,115 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:57,133 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:57,136 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:57,142 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:57,143 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:57,144 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label17.c [2019-11-24 20:54:57,248 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b9b3bc3b/2abcb47c1ac446d2bdad026e45a01167/FLAGd7fdc3d06 [2019-11-24 20:54:58,236 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:58,237 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label17.c [2019-11-24 20:54:58,270 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b9b3bc3b/2abcb47c1ac446d2bdad026e45a01167/FLAGd7fdc3d06 [2019-11-24 20:54:58,766 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b9b3bc3b/2abcb47c1ac446d2bdad026e45a01167 [2019-11-24 20:54:58,773 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:58,774 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:58,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:58,781 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:58,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:58,788 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:58" (1/1) ... [2019-11-24 20:54:58,793 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 08:54:58, skipping insertion in model container [2019-11-24 20:54:58,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:58" (1/1) ... [2019-11-24 20:54:58,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:58,922 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:00,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:00,276 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:00,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:00,795 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:00,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00 WrapperNode [2019-11-24 20:55:00,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:00,798 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:00,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:00,799 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:00,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:00,870 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,004 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:01,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:01,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:01,008 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:01,024 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,055 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,055 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,128 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,163 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,206 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:01,216 INFO L168 Benchmark]: Toolchain (without parser) took 2438.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 852.3 MB in the end (delta: 107.9 MB). Peak memory consumption was 108.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:01,218 INFO L168 Benchmark]: CDTParser took 0.21 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 20:55:01,221 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2016.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 880.9 MB in the end (delta: 79.3 MB). Peak memory consumption was 79.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:01,222 INFO L168 Benchmark]: Boogie Procedure Inliner took 210.08 ms. Allocated memory is still 1.0 GB. Free memory was 880.9 MB in the beginning and 863.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:01,225 INFO L168 Benchmark]: Boogie Preprocessor took 202.72 ms. Allocated memory is still 1.0 GB. Free memory was 863.7 MB in the beginning and 852.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:01,235 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 2016.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 880.9 MB in the end (delta: 79.3 MB). Peak memory consumption was 79.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 210.08 ms. Allocated memory is still 1.0 GB. Free memory was 880.9 MB in the beginning and 863.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 202.72 ms. Allocated memory is still 1.0 GB. Free memory was 863.7 MB in the beginning and 852.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...