./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/elevator_spec2_product18.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/elevator_spec2_product18.cil.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 fc7d4fa32c225e9bde4f412637f12e9da3676853 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/product-lines/elevator_spec2_product18.cil.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 fc7d4fa32c225e9bde4f412637f12e9da3676853 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:53:27,360 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:53:27,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:53:27,400 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:53:27,401 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:53:27,405 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:53:27,407 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:53:27,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:53:27,438 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:53:27,445 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:53:27,446 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:53:27,450 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:53:27,452 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:53:27,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:53:27,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:53:27,463 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:53:27,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:53:27,469 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:53:27,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:53:27,480 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:53:27,491 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:53:27,498 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:53:27,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:53:27,504 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:53:27,510 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:53:27,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:53:27,511 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:53:27,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:53:27,516 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:53:27,518 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:53:27,518 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:53:27,521 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:53:27,522 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:53:27,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:53:27,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:53:27,530 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:53:27,531 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:53:27,532 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:53:27,532 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:53:27,535 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:53:27,540 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:53:27,541 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:53:27,579 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:53:27,580 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:53:27,585 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:53:27,586 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:53:27,586 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:53:27,586 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:53:27,589 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:53:27,589 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:53:27,589 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:53:27,590 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:53:27,591 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:53:27,591 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:53:27,592 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:53:27,592 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:53:27,595 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:53:27,595 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:53:27,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:53:27,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:53:27,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:53:27,596 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:53:27,597 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:53:27,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:53:27,597 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:53:27,600 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:53:27,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:53:27,600 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:53:27,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:53:27,601 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:53:27,601 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 -> fc7d4fa32c225e9bde4f412637f12e9da3676853 [2019-11-27 09:53:28,111 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:53:28,139 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:53:28,147 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:53:28,151 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:53:28,153 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:53:28,157 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec2_product18.cil.c [2019-11-27 09:53:28,309 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c52df318/feaec440e7ff48158a09a644f55cf242/FLAG215bd559b [2019-11-27 09:53:29,662 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:53:29,664 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product18.cil.c [2019-11-27 09:53:29,717 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c52df318/feaec440e7ff48158a09a644f55cf242/FLAG215bd559b [2019-11-27 09:53:29,968 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c52df318/feaec440e7ff48158a09a644f55cf242 [2019-11-27 09:53:29,972 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:53:29,974 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:53:29,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:53:29,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:53:29,987 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:53:29,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:53:29" (1/1) ... [2019-11-27 09:53:29,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ff68dbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:29, skipping insertion in model container [2019-11-27 09:53:29,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:53:29" (1/1) ... [2019-11-27 09:53:30,008 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:53:30,185 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:53:31,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:53:31,695 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:53:31,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:53:32,090 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:53:32,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:32 WrapperNode [2019-11-27 09:53:32,095 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:53:32,096 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:53:32,097 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:53:32,097 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:53:32,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:32" (1/1) ... [2019-11-27 09:53:32,177 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:32" (1/1) ... [2019-11-27 09:53:32,642 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:53:32,643 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:53:32,646 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:53:32,646 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:53:32,664 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:32" (1/1) ... [2019-11-27 09:53:32,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:32" (1/1) ... [2019-11-27 09:53:32,750 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:32" (1/1) ... [2019-11-27 09:53:32,752 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:32" (1/1) ... [2019-11-27 09:53:33,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:32" (1/1) ... [2019-11-27 09:53:33,306 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:32" (1/1) ... [2019-11-27 09:53:33,377 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:32" (1/1) ... [2019-11-27 09:53:33,490 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:53:33,502 INFO L168 Benchmark]: Toolchain (without parser) took 3521.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 858.9 MB in the end (delta: 102.8 MB). Peak memory consumption was 102.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:53:33,504 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:53:33,511 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2112.19 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 950.7 MB in the end (delta: 5.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:53:33,512 INFO L168 Benchmark]: Boogie Procedure Inliner took 547.50 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 904.9 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:53:33,515 INFO L168 Benchmark]: Boogie Preprocessor took 849.39 ms. Allocated memory is still 1.0 GB. Free memory was 904.9 MB in the beginning and 858.9 MB in the end (delta: 46.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:53:33,526 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 2112.19 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 950.7 MB in the end (delta: 5.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 547.50 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 904.9 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 849.39 ms. Allocated memory is still 1.0 GB. Free memory was 904.9 MB in the beginning and 858.9 MB in the end (delta: 46.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:53:37,370 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:53:37,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:53:37,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:53:37,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:53:37,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:53:37,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:53:37,434 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:53:37,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:53:37,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:53:37,455 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:53:37,460 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:53:37,461 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:53:37,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:53:37,471 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:53:37,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:53:37,478 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:53:37,484 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:53:37,487 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:53:37,495 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:53:37,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:53:37,510 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:53:37,512 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:53:37,517 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:53:37,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:53:37,526 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:53:37,526 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:53:37,528 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:53:37,530 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:53:37,531 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:53:37,533 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:53:37,534 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:53:37,535 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:53:37,543 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:53:37,544 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:53:37,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:53:37,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:53:37,549 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:53:37,549 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:53:37,550 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:53:37,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:53:37,555 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:53:37,592 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:53:37,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:53:37,599 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:53:37,599 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:53:37,599 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:53:37,602 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:53:37,602 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:53:37,603 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:53:37,603 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:53:37,603 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:53:37,604 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:53:37,605 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:53:37,607 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:53:37,607 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:53:37,608 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:53:37,608 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:53:37,608 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:53:37,608 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:53:37,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:53:37,611 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:53:37,611 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:53:37,611 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:53:37,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:53:37,612 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:53:37,614 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:53:37,614 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:53:37,614 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:53:37,615 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:53:37,615 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:53:37,615 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:53:37,618 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 -> fc7d4fa32c225e9bde4f412637f12e9da3676853 [2019-11-27 09:53:38,228 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:53:38,263 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:53:38,270 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:53:38,273 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:53:38,277 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:53:38,279 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec2_product18.cil.c [2019-11-27 09:53:38,438 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1994041be/ddc5413536f34649bd986a0c4859e1d0/FLAG505b74fea [2019-11-27 09:53:39,817 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:53:39,821 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product18.cil.c [2019-11-27 09:53:39,874 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1994041be/ddc5413536f34649bd986a0c4859e1d0/FLAG505b74fea [2019-11-27 09:53:39,912 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1994041be/ddc5413536f34649bd986a0c4859e1d0 [2019-11-27 09:53:39,923 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:53:39,928 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:53:39,930 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:53:39,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:53:39,939 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:53:39,940 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:53:39" (1/1) ... [2019-11-27 09:53:39,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@611e8f47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:39, skipping insertion in model container [2019-11-27 09:53:39,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:53:39" (1/1) ... [2019-11-27 09:53:39,969 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:53:40,138 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:53:41,624 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:53:41,680 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:53:42,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:53:42,200 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:53:42,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:42 WrapperNode [2019-11-27 09:53:42,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:53:42,203 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:53:42,204 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:53:42,204 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:53:42,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:42" (1/1) ... [2019-11-27 09:53:42,320 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:42" (1/1) ... [2019-11-27 09:53:42,791 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:53:42,793 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:53:42,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:53:42,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:53:42,817 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:42" (1/1) ... [2019-11-27 09:53:42,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:42" (1/1) ... [2019-11-27 09:53:42,903 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:42" (1/1) ... [2019-11-27 09:53:42,904 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:42" (1/1) ... [2019-11-27 09:53:43,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:42" (1/1) ... [2019-11-27 09:53:43,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:42" (1/1) ... [2019-11-27 09:53:43,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:53:42" (1/1) ... [2019-11-27 09:53:43,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:53:43,616 INFO L168 Benchmark]: Toolchain (without parser) took 3687.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 858.7 MB in the end (delta: 103.0 MB). Peak memory consumption was 103.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:53:43,617 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:53:43,620 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2272.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 944.9 MB in the end (delta: 11.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:53:43,622 INFO L168 Benchmark]: Boogie Procedure Inliner took 589.31 ms. Allocated memory is still 1.0 GB. Free memory was 944.9 MB in the beginning and 904.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:53:43,627 INFO L168 Benchmark]: Boogie Preprocessor took 812.64 ms. Allocated memory is still 1.0 GB. Free memory was 904.5 MB in the beginning and 858.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:53:43,639 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 2272.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 944.9 MB in the end (delta: 11.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 589.31 ms. Allocated memory is still 1.0 GB. Free memory was 944.9 MB in the beginning and 904.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 812.64 ms. Allocated memory is still 1.0 GB. Free memory was 904.5 MB in the beginning and 858.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...