./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label17.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem13_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 bed34f8da9b3d7f90a4009c788fe151896bf4ecc ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem13_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 bed34f8da9b3d7f90a4009c788fe151896bf4ecc ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:47:15,380 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:15,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:15,409 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:15,409 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:15,411 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:15,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:15,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:15,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:15,434 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:15,435 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:15,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:15,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:15,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:15,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:15,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:15,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:15,452 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:15,454 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:15,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:15,465 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:15,468 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:15,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:15,473 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:15,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:15,480 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:15,480 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:15,482 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:15,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:15,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:15,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:15,488 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:15,488 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:15,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:15,492 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:15,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:15,493 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:15,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:15,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:15,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:15,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:15,500 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:47:15,540 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:15,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:15,545 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:15,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:15,546 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:15,547 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:15,547 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:15,547 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:47:15,547 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:15,550 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:15,551 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:15,551 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:15,551 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:15,552 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:15,552 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:15,552 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:15,552 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:15,553 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:15,553 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:15,553 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:15,553 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:15,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:15,555 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:15,555 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:15,555 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:15,556 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:47:15,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:47:15,556 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:15,556 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 -> bed34f8da9b3d7f90a4009c788fe151896bf4ecc [2019-11-26 16:47:15,995 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:16,013 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:16,020 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:16,021 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:16,024 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:16,025 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label17.c [2019-11-26 16:47:16,131 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5be40e391/d704d00badac47058ec5662c8734a72d/FLAGbe5ba6286 [2019-11-26 16:47:17,342 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:17,343 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label17.c [2019-11-26 16:47:17,411 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5be40e391/d704d00badac47058ec5662c8734a72d/FLAGbe5ba6286 [2019-11-26 16:47:17,665 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5be40e391/d704d00badac47058ec5662c8734a72d [2019-11-26 16:47:17,675 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:17,677 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:17,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:17,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:17,687 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:17,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:17" (1/1) ... [2019-11-26 16:47:17,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:17, skipping insertion in model container [2019-11-26 16:47:17,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:17" (1/1) ... [2019-11-26 16:47:17,709 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:17,950 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:20,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:20,154 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:21,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:21,311 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:21,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:21 WrapperNode [2019-11-26 16:47:21,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:21,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:21,317 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:21,317 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:21,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:21" (1/1) ... [2019-11-26 16:47:21,435 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:21" (1/1) ... [2019-11-26 16:47:22,380 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:22,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:22,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:22,384 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:22,399 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:21" (1/1) ... [2019-11-26 16:47:22,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:21" (1/1) ... [2019-11-26 16:47:22,510 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:21" (1/1) ... [2019-11-26 16:47:22,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:21" (1/1) ... [2019-11-26 16:47:22,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:21" (1/1) ... [2019-11-26 16:47:22,879 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:21" (1/1) ... [2019-11-26 16:47:23,095 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:21" (1/1) ... [2019-11-26 16:47:23,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:23,326 INFO L168 Benchmark]: Toolchain (without parser) took 5646.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 810.2 MB in the end (delta: 134.3 MB). Peak memory consumption was 134.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:23,327 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-26 16:47:23,331 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3636.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 773.9 MB in the end (delta: 170.6 MB). Peak memory consumption was 170.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:23,332 INFO L168 Benchmark]: Boogie Procedure Inliner took 1065.14 ms. Allocated memory is still 1.0 GB. Free memory was 773.9 MB in the beginning and 878.7 MB in the end (delta: -104.8 MB). Peak memory consumption was 130.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:23,334 INFO L168 Benchmark]: Boogie Preprocessor took 939.24 ms. Allocated memory is still 1.0 GB. Free memory was 878.7 MB in the beginning and 810.2 MB in the end (delta: 68.6 MB). Peak memory consumption was 68.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:23,342 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 3636.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 773.9 MB in the end (delta: 170.6 MB). Peak memory consumption was 170.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1065.14 ms. Allocated memory is still 1.0 GB. Free memory was 773.9 MB in the beginning and 878.7 MB in the end (delta: -104.8 MB). Peak memory consumption was 130.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 939.24 ms. Allocated memory is still 1.0 GB. Free memory was 878.7 MB in the beginning and 810.2 MB in the end (delta: 68.6 MB). Peak memory consumption was 68.6 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 0.1.24-025d5a2 [2019-11-26 16:47:26,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:26,073 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:26,096 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:26,098 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:26,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:26,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:26,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:26,120 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:26,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:26,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:26,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:26,131 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:26,134 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:26,135 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:26,138 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:26,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:26,141 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:26,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:26,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:26,156 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:26,162 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:26,163 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:26,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:26,172 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:26,174 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:26,174 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:26,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:26,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:26,180 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:26,180 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:26,181 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:26,182 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:26,185 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:26,187 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:26,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:26,189 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:26,192 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:26,192 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:26,193 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:26,196 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:26,196 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:47:26,227 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:26,229 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:26,230 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:26,235 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:26,235 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:26,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:26,236 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:26,236 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:26,236 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:26,236 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:26,237 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:26,238 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:26,238 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:47:26,238 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:47:26,240 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:26,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:26,240 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:26,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:26,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:26,241 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:26,241 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:26,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:26,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:26,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:26,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:26,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:26,245 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:47:26,245 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:47:26,246 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:26,246 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:47:26,247 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 -> bed34f8da9b3d7f90a4009c788fe151896bf4ecc [2019-11-26 16:47:26,729 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:26,747 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:26,750 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:26,755 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:26,757 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:26,761 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label17.c [2019-11-26 16:47:26,867 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3359df83/d9f878cdae9c49a29fac315c1ab02bd5/FLAGeed68f2f8 [2019-11-26 16:47:28,076 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:28,076 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label17.c [2019-11-26 16:47:28,142 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3359df83/d9f878cdae9c49a29fac315c1ab02bd5/FLAGeed68f2f8 [2019-11-26 16:47:28,393 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3359df83/d9f878cdae9c49a29fac315c1ab02bd5 [2019-11-26 16:47:28,401 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:28,403 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:28,407 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:28,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:28,414 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:28,415 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:28" (1/1) ... [2019-11-26 16:47:28,422 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:28, skipping insertion in model container [2019-11-26 16:47:28,422 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:28" (1/1) ... [2019-11-26 16:47:28,437 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:28,661 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:31,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:31,075 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:32,179 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:32,242 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:32,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32 WrapperNode [2019-11-26 16:47:32,245 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:32,246 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:32,249 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:32,249 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:32,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:32,476 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:32,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:32,791 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:32,791 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:32,791 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:32,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:32,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:32,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:32,874 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:32,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:33,041 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:33,098 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:33,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:33,161 INFO L168 Benchmark]: Toolchain (without parser) took 4756.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 884.4 MB in the end (delta: 60.1 MB). Peak memory consumption was 60.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:33,162 INFO L168 Benchmark]: CDTParser took 0.30 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. [2019-11-26 16:47:33,165 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3838.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:33,166 INFO L168 Benchmark]: Boogie Procedure Inliner took 545.06 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 918.1 MB in the end (delta: -201.5 MB). Peak memory consumption was 37.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:33,170 INFO L168 Benchmark]: Boogie Preprocessor took 365.76 ms. Allocated memory is still 1.0 GB. Free memory was 918.1 MB in the beginning and 884.4 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:33,175 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 3838.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 545.06 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 918.1 MB in the end (delta: -201.5 MB). Peak memory consumption was 37.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 365.76 ms. Allocated memory is still 1.0 GB. Free memory was 918.1 MB in the beginning and 884.4 MB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...