./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/elevator_spec1_product20.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_product20.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 d9c8d96fa066b936760c08808baca1cb90cf1092 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_product20.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 d9c8d96fa066b936760c08808baca1cb90cf1092 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:14:58,143 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:14:58,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:14:58,174 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:14:58,176 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:14:58,187 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:14:58,190 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:14:58,207 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:14:58,209 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:14:58,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:14:58,218 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:14:58,223 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:14:58,224 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:14:58,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:14:58,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:14:58,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:14:58,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:14:58,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:14:58,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:14:58,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:14:58,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:14:58,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:14:58,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:14:58,282 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:14:58,289 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:14:58,290 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:14:58,290 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:14:58,295 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:14:58,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:14:58,297 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:14:58,299 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:14:58,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:14:58,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:14:58,305 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:14:58,308 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:14:58,309 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:14:58,311 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:14:58,312 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:14:58,312 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:14:58,317 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:14:58,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:14:58,320 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:14:58,357 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:14:58,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:14:58,364 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:14:58,364 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:14:58,364 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:14:58,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:14:58,367 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:14:58,367 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:14:58,368 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:14:58,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:14:58,369 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:14:58,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:14:58,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:14:58,372 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:14:58,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:14:58,373 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:14:58,373 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:14:58,373 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:14:58,374 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:14:58,374 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:14:58,375 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:14:58,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:14:58,377 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:14:58,377 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:14:58,377 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:14:58,378 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:14:58,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:14:58,378 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:14:58,380 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 -> d9c8d96fa066b936760c08808baca1cb90cf1092 [2019-11-27 16:14:58,951 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:14:58,979 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:14:58,990 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:14:58,992 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:14:58,993 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:14:58,994 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec1_product20.cil.c [2019-11-27 16:14:59,151 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df9878659/d777691c347040509ffc426c781414f4/FLAGc9bcda60c [2019-11-27 16:15:00,591 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:15:00,595 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product20.cil.c [2019-11-27 16:15:00,653 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df9878659/d777691c347040509ffc426c781414f4/FLAGc9bcda60c [2019-11-27 16:15:00,693 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df9878659/d777691c347040509ffc426c781414f4 [2019-11-27 16:15:00,700 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:15:00,703 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:15:00,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:15:00,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:15:00,716 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:15:00,720 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:15:00" (1/1) ... [2019-11-27 16:15:00,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7241e323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:00, skipping insertion in model container [2019-11-27 16:15:00,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:15:00" (1/1) ... [2019-11-27 16:15:00,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:15:00,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:15:02,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:15:02,471 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:15:02,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:15:02,871 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:15:02,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:02 WrapperNode [2019-11-27 16:15:02,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:15:02,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:15:02,875 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:15:02,875 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:15:02,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:02" (1/1) ... [2019-11-27 16:15:02,988 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:02" (1/1) ... [2019-11-27 16:15:03,491 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:15:03,497 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:15:03,497 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:15:03,497 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:15:03,520 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:02" (1/1) ... [2019-11-27 16:15:03,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:02" (1/1) ... [2019-11-27 16:15:03,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:02" (1/1) ... [2019-11-27 16:15:03,613 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:02" (1/1) ... [2019-11-27 16:15:03,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:02" (1/1) ... [2019-11-27 16:15:04,173 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:02" (1/1) ... [2019-11-27 16:15:04,249 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:02" (1/1) ... [2019-11-27 16:15:04,368 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:15:04,379 INFO L168 Benchmark]: Toolchain (without parser) took 3670.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 853.2 MB in the end (delta: 114.3 MB). Peak memory consumption was 114.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:15:04,382 INFO L168 Benchmark]: CDTParser took 2.98 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:15:04,383 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2165.47 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 956.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:15:04,386 INFO L168 Benchmark]: Boogie Procedure Inliner took 618.69 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 910.5 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:15:04,390 INFO L168 Benchmark]: Boogie Preprocessor took 874.17 ms. Allocated memory is still 1.0 GB. Free memory was 910.5 MB in the beginning and 853.2 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:15:04,401 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.98 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2165.47 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 956.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 618.69 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 910.5 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 874.17 ms. Allocated memory is still 1.0 GB. Free memory was 910.5 MB in the beginning and 853.2 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 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 16:15:08,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:15:08,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:15:08,416 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:15:08,419 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:15:08,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:15:08,427 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:15:08,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:15:08,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:15:08,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:15:08,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:15:08,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:15:08,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:15:08,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:15:08,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:15:08,475 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:15:08,479 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:15:08,484 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:15:08,487 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:15:08,494 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:15:08,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:15:08,511 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:15:08,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:15:08,517 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:15:08,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:15:08,526 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:15:08,526 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:15:08,530 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:15:08,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:15:08,534 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:15:08,535 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:15:08,536 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:15:08,538 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:15:08,542 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:15:08,545 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:15:08,546 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:15:08,550 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:15:08,550 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:15:08,550 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:15:08,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:15:08,556 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:15:08,557 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:15:08,614 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:15:08,616 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:15:08,617 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:15:08,624 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:15:08,624 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:15:08,625 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:15:08,625 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:15:08,625 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:15:08,627 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:15:08,627 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:15:08,627 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:15:08,628 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:15:08,629 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:15:08,632 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:15:08,632 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:15:08,634 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:15:08,634 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:15:08,634 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:15:08,635 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:15:08,635 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:15:08,635 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:15:08,635 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:15:08,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:15:08,637 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:15:08,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:15:08,640 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:15:08,640 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:15:08,641 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:15:08,642 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:15:08,642 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:15:08,643 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 -> d9c8d96fa066b936760c08808baca1cb90cf1092 [2019-11-27 16:15:09,222 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:15:09,260 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:15:09,264 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:15:09,273 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:15:09,273 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:15:09,275 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec1_product20.cil.c [2019-11-27 16:15:09,422 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db4b68264/869517af0fe4494ebf589f550b162a3b/FLAG0751dcffe [2019-11-27 16:15:10,725 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:15:10,726 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product20.cil.c [2019-11-27 16:15:10,806 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db4b68264/869517af0fe4494ebf589f550b162a3b/FLAG0751dcffe [2019-11-27 16:15:10,828 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db4b68264/869517af0fe4494ebf589f550b162a3b [2019-11-27 16:15:10,833 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:15:10,835 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:15:10,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:15:10,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:15:10,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:15:10,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:15:10" (1/1) ... [2019-11-27 16:15:10,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60d4ca91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:10, skipping insertion in model container [2019-11-27 16:15:10,866 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:15:10" (1/1) ... [2019-11-27 16:15:10,875 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:15:11,041 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:15:12,485 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:15:12,540 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:15:12,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:15:13,016 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:15:13,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:13 WrapperNode [2019-11-27 16:15:13,018 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:15:13,019 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:15:13,019 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:15:13,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:15:13,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:13" (1/1) ... [2019-11-27 16:15:13,121 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:13" (1/1) ... [2019-11-27 16:15:13,632 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:15:13,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:15:13,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:15:13,634 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:15:13,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:13" (1/1) ... [2019-11-27 16:15:13,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:13" (1/1) ... [2019-11-27 16:15:13,747 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:13" (1/1) ... [2019-11-27 16:15:13,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:13" (1/1) ... [2019-11-27 16:15:13,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:13" (1/1) ... [2019-11-27 16:15:14,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:13" (1/1) ... [2019-11-27 16:15:14,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:15:13" (1/1) ... [2019-11-27 16:15:14,334 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:15:14,342 INFO L168 Benchmark]: Toolchain (without parser) took 3502.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 851.7 MB in the end (delta: 105.6 MB). Peak memory consumption was 105.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:15:14,343 INFO L168 Benchmark]: CDTParser took 3.92 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 16:15:14,345 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2166.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 943.4 MB in the end (delta: 8.3 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:15:14,349 INFO L168 Benchmark]: Boogie Procedure Inliner took 613.82 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 897.6 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:15:14,351 INFO L168 Benchmark]: Boogie Preprocessor took 701.40 ms. Allocated memory is still 1.0 GB. Free memory was 897.6 MB in the beginning and 851.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:15:14,363 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.92 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 2166.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 943.4 MB in the end (delta: 8.3 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 613.82 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 897.6 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 701.40 ms. Allocated memory is still 1.0 GB. Free memory was 897.6 MB in the beginning and 851.7 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...