./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/elevator_spec1_product26.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/elevator_spec1_product26.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 8958acb8be518dc5a56d099948b13d270d783832 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_product26.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 8958acb8be518dc5a56d099948b13d270d783832 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:05:47,999 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:05:48,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:05:48,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:05:48,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:05:48,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:05:48,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:05:48,065 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:05:48,074 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:05:48,080 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:05:48,082 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:05:48,087 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:05:48,090 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:05:48,093 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:05:48,096 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:05:48,099 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:05:48,102 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:05:48,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:05:48,110 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:05:48,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:05:48,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:05:48,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:05:48,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:05:48,135 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:05:48,144 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:05:48,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:05:48,147 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:05:48,149 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:05:48,150 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:05:48,154 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:05:48,154 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:05:48,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:05:48,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:05:48,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:05:48,164 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:05:48,165 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:05:48,170 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:05:48,171 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:05:48,171 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:05:48,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:05:48,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:05:48,177 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:05:48,233 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:05:48,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:05:48,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:05:48,243 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:05:48,243 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:05:48,244 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:05:48,244 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:05:48,246 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:05:48,246 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:05:48,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:05:48,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:05:48,248 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:05:48,249 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:05:48,251 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:05:48,251 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:05:48,252 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:05:48,252 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:05:48,252 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:05:48,254 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:05:48,254 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:05:48,254 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:05:48,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:05:48,256 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:05:48,257 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:05:48,259 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:05:48,259 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:05:48,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:05:48,260 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:05:48,261 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 -> 8958acb8be518dc5a56d099948b13d270d783832 [2019-11-26 17:05:48,912 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:05:48,944 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:05:48,949 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:05:48,956 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:05:48,957 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:05:48,962 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec1_product26.cil.c [2019-11-26 17:05:49,120 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c414a655/014b87eaf1154c288d4c919bce779ddf/FLAG92df609cc [2019-11-26 17:05:50,510 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:05:50,520 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product26.cil.c [2019-11-26 17:05:50,588 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c414a655/014b87eaf1154c288d4c919bce779ddf/FLAG92df609cc [2019-11-26 17:05:50,626 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c414a655/014b87eaf1154c288d4c919bce779ddf [2019-11-26 17:05:50,636 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:05:50,641 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:05:50,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:05:50,647 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:05:50,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:05:50,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:05:50" (1/1) ... [2019-11-26 17:05:50,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c3e2fce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:50, skipping insertion in model container [2019-11-26 17:05:50,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:05:50" (1/1) ... [2019-11-26 17:05:50,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:05:50,852 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:05:52,251 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:05:52,296 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:05:52,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:05:52,761 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:05:52,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:52 WrapperNode [2019-11-26 17:05:52,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:05:52,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:05:52,767 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:05:52,767 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:05:52,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:52" (1/1) ... [2019-11-26 17:05:52,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:52" (1/1) ... [2019-11-26 17:05:53,437 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:05:53,439 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:05:53,440 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:05:53,442 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:05:53,464 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:52" (1/1) ... [2019-11-26 17:05:53,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:52" (1/1) ... [2019-11-26 17:05:53,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:52" (1/1) ... [2019-11-26 17:05:53,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:52" (1/1) ... [2019-11-26 17:05:53,872 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:52" (1/1) ... [2019-11-26 17:05:54,127 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:52" (1/1) ... [2019-11-26 17:05:54,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:52" (1/1) ... [2019-11-26 17:05:54,299 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:05:54,307 INFO L168 Benchmark]: Toolchain (without parser) took 3661.49 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 858.8 MB in the end (delta: 102.9 MB). Peak memory consumption was 103.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:05:54,308 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:05:54,311 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2120.27 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 950.5 MB in the end (delta: 5.5 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:05:54,315 INFO L168 Benchmark]: Boogie Procedure Inliner took 672.15 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 904.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:05:54,318 INFO L168 Benchmark]: Boogie Preprocessor took 859.77 ms. Allocated memory is still 1.0 GB. Free memory was 904.7 MB in the beginning and 858.8 MB in the end (delta: 45.9 MB). Peak memory consumption was 45.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:05:54,330 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 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 2120.27 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 950.5 MB in the end (delta: 5.5 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 672.15 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 904.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 859.77 ms. Allocated memory is still 1.0 GB. Free memory was 904.7 MB in the beginning and 858.8 MB in the end (delta: 45.9 MB). Peak memory consumption was 45.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:05:58,321 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:05:58,328 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:05:58,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:05:58,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:05:58,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:05:58,372 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:05:58,389 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:05:58,393 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:05:58,399 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:05:58,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:05:58,408 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:05:58,410 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:05:58,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:05:58,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:05:58,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:05:58,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:05:58,432 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:05:58,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:05:58,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:05:58,454 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:05:58,460 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:05:58,464 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:05:58,466 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:05:58,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:05:58,476 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:05:58,476 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:05:58,480 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:05:58,481 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:05:58,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:05:58,485 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:05:58,486 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:05:58,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:05:58,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:05:58,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:05:58,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:05:58,501 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:05:58,502 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:05:58,502 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:05:58,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:05:58,508 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:05:58,510 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:05:58,551 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:05:58,553 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:05:58,556 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:05:58,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:05:58,558 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:05:58,559 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:05:58,559 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:05:58,561 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:05:58,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:05:58,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:05:58,563 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:05:58,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:05:58,566 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:05:58,567 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:05:58,567 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:05:58,568 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:05:58,568 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:05:58,568 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:05:58,569 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:05:58,571 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:05:58,571 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:05:58,571 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:05:58,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:05:58,572 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:05:58,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:05:58,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:05:58,574 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:05:58,574 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:05:58,576 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:05:58,576 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:05:58,578 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 -> 8958acb8be518dc5a56d099948b13d270d783832 [2019-11-26 17:05:59,177 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:05:59,211 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:05:59,215 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:05:59,223 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:05:59,224 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:05:59,225 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec1_product26.cil.c [2019-11-26 17:05:59,394 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fafa4962/055ae70dd61e43239db8157a5970d53c/FLAG2bf447a80 [2019-11-26 17:06:00,810 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:06:00,812 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product26.cil.c [2019-11-26 17:06:00,881 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fafa4962/055ae70dd61e43239db8157a5970d53c/FLAG2bf447a80 [2019-11-26 17:06:00,922 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fafa4962/055ae70dd61e43239db8157a5970d53c [2019-11-26 17:06:00,936 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:06:00,938 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:06:00,940 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:06:00,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:06:00,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:06:00,954 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:06:00" (1/1) ... [2019-11-26 17:06:00,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bc4890b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:00, skipping insertion in model container [2019-11-26 17:06:00,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:06:00" (1/1) ... [2019-11-26 17:06:00,971 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:06:01,137 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:06:02,594 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:06:02,643 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:06:02,962 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:06:03,127 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:06:03,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:03 WrapperNode [2019-11-26 17:06:03,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:06:03,131 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:06:03,133 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:06:03,133 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:06:03,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:03" (1/1) ... [2019-11-26 17:06:03,246 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:03" (1/1) ... [2019-11-26 17:06:03,830 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:06:03,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:06:03,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:06:03,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:06:03,857 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:03" (1/1) ... [2019-11-26 17:06:03,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:03" (1/1) ... [2019-11-26 17:06:03,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:03" (1/1) ... [2019-11-26 17:06:03,955 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:03" (1/1) ... [2019-11-26 17:06:04,231 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:03" (1/1) ... [2019-11-26 17:06:04,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:03" (1/1) ... [2019-11-26 17:06:04,541 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:03" (1/1) ... [2019-11-26 17:06:04,649 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:06:04,660 INFO L168 Benchmark]: Toolchain (without parser) took 3716.12 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 853.1 MB in the end (delta: 114.3 MB). Peak memory consumption was 114.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:06:04,661 INFO L168 Benchmark]: CDTParser took 2.56 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. [2019-11-26 17:06:04,666 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2190.52 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 944.8 MB in the end (delta: 16.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:06:04,668 INFO L168 Benchmark]: Boogie Procedure Inliner took 701.11 ms. Allocated memory is still 1.0 GB. Free memory was 944.8 MB in the beginning and 899.0 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:06:04,671 INFO L168 Benchmark]: Boogie Preprocessor took 819.39 ms. Allocated memory is still 1.0 GB. Free memory was 899.0 MB in the beginning and 853.1 MB in the end (delta: 45.9 MB). Peak memory consumption was 45.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:06:04,683 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.56 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 2190.52 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 944.8 MB in the end (delta: 16.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 701.11 ms. Allocated memory is still 1.0 GB. Free memory was 944.8 MB in the beginning and 899.0 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 819.39 ms. Allocated memory is still 1.0 GB. Free memory was 899.0 MB in the beginning and 853.1 MB in the end (delta: 45.9 MB). Peak memory consumption was 45.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...