./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/elevator_spec1_product21.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_spec1_product21.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 d46f04fbdec9212d3e74acfd21b86c5142ad0931 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_spec1_product21.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 d46f04fbdec9212d3e74acfd21b86c5142ad0931 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:15:06,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:15:06,900 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:15:06,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:15:06,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:15:06,935 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:15:06,937 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:15:06,952 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:15:06,957 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:15:06,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:15:06,963 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:15:06,967 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:15:06,968 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:15:06,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:15:06,973 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:15:06,974 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:15:06,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:15:06,978 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:15:06,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:15:06,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:15:06,993 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:15:06,999 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:15:07,001 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:15:07,004 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:15:07,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:15:07,013 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:15:07,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:15:07,015 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:15:07,016 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:15:07,016 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:15:07,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:15:07,018 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:15:07,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:15:07,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:15:07,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:15:07,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:15:07,026 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:15:07,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:15:07,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:15:07,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:15:07,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:15:07,032 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:15:07,060 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:15:07,061 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:15:07,065 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:15:07,066 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:15:07,066 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:15:07,066 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:15:07,066 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:15:07,067 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:15:07,067 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:15:07,069 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:15:07,070 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:15:07,070 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:15:07,070 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:15:07,071 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:15:07,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:15:07,071 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:15:07,071 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:15:07,071 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:15:07,072 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:15:07,074 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:15:07,074 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:15:07,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:15:07,074 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:15:07,075 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:15:07,075 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:15:07,075 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:15:07,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:15:07,075 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:15:07,075 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 -> d46f04fbdec9212d3e74acfd21b86c5142ad0931 [2019-11-27 16:15:07,497 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:15:07,514 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:15:07,521 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:15:07,524 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:15:07,526 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:15:07,527 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec1_product21.cil.c [2019-11-27 16:15:07,637 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65ab30243/462a528936cc4e4e8ce121788f01eac7/FLAG3410d54ba [2019-11-27 16:15:08,630 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:15:08,632 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product21.cil.c [2019-11-27 16:15:08,673 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65ab30243/462a528936cc4e4e8ce121788f01eac7/FLAG3410d54ba [2019-11-27 16:15:09,191 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65ab30243/462a528936cc4e4e8ce121788f01eac7 [2019-11-27 16:15:09,194 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:15:09,196 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:15:09,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:15:09,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:15:09,210 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:15:09,211 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:15:09" (1/1) ... [2019-11-27 16:15:09,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5189edd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:09, skipping insertion in model container [2019-11-27 16:15:09,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:15:09" (1/1) ... [2019-11-27 16:15:09,221 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:15:09,333 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:15:10,359 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:15:10,390 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:15:10,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:15:10,684 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:15:10,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:10 WrapperNode [2019-11-27 16:15:10,686 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:15:10,687 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:15:10,690 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:15:10,690 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:15:10,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:10" (1/1) ... [2019-11-27 16:15:10,758 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:10" (1/1) ... [2019-11-27 16:15:11,052 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:15:11,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:15:11,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:15:11,055 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:15:11,072 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:10" (1/1) ... [2019-11-27 16:15:11,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:10" (1/1) ... [2019-11-27 16:15:11,122 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:10" (1/1) ... [2019-11-27 16:15:11,123 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:10" (1/1) ... [2019-11-27 16:15:11,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:10" (1/1) ... [2019-11-27 16:15:11,370 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:10" (1/1) ... [2019-11-27 16:15:11,402 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:10" (1/1) ... [2019-11-27 16:15:11,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:15:11,470 INFO L168 Benchmark]: Toolchain (without parser) took 2270.10 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 875.9 MB in the end (delta: 85.8 MB). Peak memory consumption was 85.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:15:11,471 INFO L168 Benchmark]: CDTParser took 0.27 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 16:15:11,474 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1479.94 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: 5.3 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:15:11,476 INFO L168 Benchmark]: Boogie Procedure Inliner took 367.54 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 910.3 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:15:11,479 INFO L168 Benchmark]: Boogie Preprocessor took 408.63 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 875.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:15:11,487 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 1479.94 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: 5.3 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 367.54 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 910.3 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 408.63 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 875.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 0.1.24-509859d [2019-11-27 16:15:14,236 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:15:14,238 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:15:14,259 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:15:14,260 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:15:14,272 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:15:14,273 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:15:14,290 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:15:14,295 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:15:14,301 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:15:14,302 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:15:14,304 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:15:14,305 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:15:14,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:15:14,312 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:15:14,313 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:15:14,314 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:15:14,316 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:15:14,320 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:15:14,325 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:15:14,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:15:14,336 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:15:14,337 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:15:14,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:15:14,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:15:14,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:15:14,348 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:15:14,349 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:15:14,350 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:15:14,351 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:15:14,352 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:15:14,352 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:15:14,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:15:14,355 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:15:14,358 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:15:14,358 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:15:14,361 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:15:14,361 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:15:14,361 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:15:14,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:15:14,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:15:14,370 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:15:14,394 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:15:14,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:15:14,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:15:14,399 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:15:14,400 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:15:14,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:15:14,401 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:15:14,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:15:14,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:15:14,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:15:14,405 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:15:14,405 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:15:14,405 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:15:14,405 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:15:14,406 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:15:14,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:15:14,406 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:15:14,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:15:14,406 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:15:14,407 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:15:14,407 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:15:14,407 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:15:14,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:15:14,409 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:15:14,409 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:15:14,409 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:15:14,409 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:15:14,410 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:15:14,410 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:15:14,410 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:15:14,412 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 -> d46f04fbdec9212d3e74acfd21b86c5142ad0931 [2019-11-27 16:15:14,901 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:15:14,917 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:15:14,924 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:15:14,926 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:15:14,927 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:15:14,930 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec1_product21.cil.c [2019-11-27 16:15:15,034 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d9e23885/d3bbd14f1748466ba6bb7187c7c68931/FLAG4536723eb [2019-11-27 16:15:15,995 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:15:15,996 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product21.cil.c [2019-11-27 16:15:16,036 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d9e23885/d3bbd14f1748466ba6bb7187c7c68931/FLAG4536723eb [2019-11-27 16:15:16,071 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d9e23885/d3bbd14f1748466ba6bb7187c7c68931 [2019-11-27 16:15:16,079 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:15:16,080 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:15:16,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:15:16,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:15:16,090 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:15:16,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:15:16" (1/1) ... [2019-11-27 16:15:16,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b5eb229 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:16, skipping insertion in model container [2019-11-27 16:15:16,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:15:16" (1/1) ... [2019-11-27 16:15:16,112 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:15:16,212 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:15:17,325 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:15:17,367 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:15:17,626 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:15:17,718 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:15:17,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:17 WrapperNode [2019-11-27 16:15:17,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:15:17,720 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:15:17,720 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:15:17,720 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:15:17,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:17" (1/1) ... [2019-11-27 16:15:17,787 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:17" (1/1) ... [2019-11-27 16:15:18,075 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:15:18,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:15:18,079 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:15:18,079 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:15:18,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:17" (1/1) ... [2019-11-27 16:15:18,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:17" (1/1) ... [2019-11-27 16:15:18,143 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:17" (1/1) ... [2019-11-27 16:15:18,144 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:17" (1/1) ... [2019-11-27 16:15:18,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:17" (1/1) ... [2019-11-27 16:15:18,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:17" (1/1) ... [2019-11-27 16:15:18,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:17" (1/1) ... [2019-11-27 16:15:18,562 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:15:18,569 INFO L168 Benchmark]: Toolchain (without parser) took 2484.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 876.4 MB in the end (delta: 83.9 MB). Peak memory consumption was 84.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:15:18,569 INFO L168 Benchmark]: CDTParser took 0.28 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 16:15:18,573 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1636.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 956.6 MB in the end (delta: -2.0 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:15:18,574 INFO L168 Benchmark]: Boogie Procedure Inliner took 355.92 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 916.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:15:18,578 INFO L168 Benchmark]: Boogie Preprocessor took 486.48 ms. Allocated memory is still 1.0 GB. Free memory was 916.5 MB in the beginning and 876.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:15:18,585 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 1636.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 956.6 MB in the end (delta: -2.0 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 355.92 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 916.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 486.48 ms. Allocated memory is still 1.0 GB. Free memory was 916.5 MB in the beginning and 876.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...