./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/elevator_spec2_product27.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_spec2_product27.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 503e73100124c47cebafda9ab2786b53dae16478 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/elevator_spec2_product27.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 503e73100124c47cebafda9ab2786b53dae16478 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:05:56,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:05:56,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:05:56,878 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:05:56,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:05:56,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:05:56,887 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:05:56,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:05:56,903 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:05:56,910 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:05:56,911 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:05:56,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:05:56,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:05:56,918 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:05:56,921 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:05:56,922 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:05:56,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:05:56,927 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:05:56,929 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:05:56,933 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:05:56,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:05:56,947 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:05:56,948 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:05:56,949 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:05:56,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:05:56,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:05:56,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:05:56,958 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:05:56,961 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:05:56,962 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:05:56,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:05:56,963 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:05:56,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:05:56,967 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:05:56,969 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:05:56,969 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:05:56,972 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:05:56,972 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:05:56,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:05:56,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:05:56,978 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:05:56,979 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:05:57,008 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:05:57,008 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:05:57,012 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:05:57,012 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:05:57,012 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:05:57,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:05:57,014 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:05:57,014 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:05:57,014 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:05:57,014 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:05:57,015 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:05:57,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:05:57,017 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:05:57,017 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:05:57,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:05:57,018 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:05:57,018 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:05:57,019 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:05:57,019 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:05:57,019 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:05:57,023 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:05:57,023 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:05:57,023 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:05:57,024 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:05:57,024 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:05:57,024 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:05:57,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:05:57,024 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:05:57,025 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 -> 503e73100124c47cebafda9ab2786b53dae16478 [2019-11-26 17:05:57,437 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:05:57,457 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:05:57,465 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:05:57,466 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:05:57,468 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:05:57,469 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec2_product27.cil.c [2019-11-26 17:05:57,576 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85db9429d/925bc5a3e00f4531b845550fa6229da1/FLAGf0a7d6342 [2019-11-26 17:05:58,555 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:05:58,557 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product27.cil.c [2019-11-26 17:05:58,610 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85db9429d/925bc5a3e00f4531b845550fa6229da1/FLAGf0a7d6342 [2019-11-26 17:05:59,107 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85db9429d/925bc5a3e00f4531b845550fa6229da1 [2019-11-26 17:05:59,110 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:05:59,112 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:05:59,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:05:59,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:05:59,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:05:59,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:05:59" (1/1) ... [2019-11-26 17:05:59,133 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13af696a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:05:59, skipping insertion in model container [2019-11-26 17:05:59,134 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:05:59" (1/1) ... [2019-11-26 17:05:59,148 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:05:59,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:06:00,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:06:00,312 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:06:00,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:06:00,612 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:06:00,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:00 WrapperNode [2019-11-26 17:06:00,615 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:06:00,616 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:06:00,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:06:00,619 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:06:00,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:00" (1/1) ... [2019-11-26 17:06:00,704 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:00" (1/1) ... [2019-11-26 17:06:00,966 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:06:00,967 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:06:00,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:06:00,968 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:06:00,983 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:00" (1/1) ... [2019-11-26 17:06:00,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:00" (1/1) ... [2019-11-26 17:06:01,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:00" (1/1) ... [2019-11-26 17:06:01,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:00" (1/1) ... [2019-11-26 17:06:01,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:00" (1/1) ... [2019-11-26 17:06:01,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:00" (1/1) ... [2019-11-26 17:06:01,260 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:00" (1/1) ... [2019-11-26 17:06:01,307 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:06:01,315 INFO L168 Benchmark]: Toolchain (without parser) took 2197.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 893.5 MB in the end (delta: 69.6 MB). Peak memory consumption was 69.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:06:01,315 INFO L168 Benchmark]: CDTParser took 0.23 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 17:06:01,320 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1495.65 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 950.8 MB in the end (delta: 6.6 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:06:01,321 INFO L168 Benchmark]: Boogie Procedure Inliner took 350.80 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 922.1 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:06:01,323 INFO L168 Benchmark]: Boogie Preprocessor took 340.07 ms. Allocated memory is still 1.0 GB. Free memory was 922.1 MB in the beginning and 893.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:06:01,332 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 1495.65 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 950.8 MB in the end (delta: 6.6 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 350.80 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 922.1 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 340.07 ms. Allocated memory is still 1.0 GB. Free memory was 922.1 MB in the beginning and 893.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:06:04,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:06:04,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:06:04,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:06:04,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:06:04,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:06:04,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:06:04,098 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:06:04,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:06:04,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:06:04,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:06:04,114 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:06:04,114 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:06:04,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:06:04,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:06:04,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:06:04,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:06:04,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:06:04,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:06:04,135 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:06:04,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:06:04,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:06:04,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:06:04,151 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:06:04,158 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:06:04,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:06:04,159 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:06:04,163 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:06:04,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:06:04,164 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:06:04,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:06:04,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:06:04,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:06:04,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:06:04,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:06:04,173 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:06:04,174 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:06:04,174 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:06:04,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:06:04,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:06:04,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:06:04,181 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:06:04,207 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:06:04,209 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:06:04,211 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:06:04,213 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:06:04,213 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:06:04,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:06:04,213 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:06:04,214 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:06:04,214 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:06:04,214 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:06:04,216 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:06:04,217 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:06:04,217 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:06:04,217 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:06:04,218 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:06:04,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:06:04,218 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:06:04,218 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:06:04,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:06:04,221 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:06:04,221 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:06:04,221 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:06:04,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:06:04,222 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:06:04,222 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:06:04,222 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:06:04,222 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:06:04,223 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:06:04,223 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:06:04,223 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:06:04,224 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 -> 503e73100124c47cebafda9ab2786b53dae16478 [2019-11-26 17:06:04,676 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:06:04,691 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:06:04,697 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:06:04,702 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:06:04,703 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:06:04,704 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec2_product27.cil.c [2019-11-26 17:06:04,808 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f1933c2d/1125119fd9c74973b840aaa0a06b43c5/FLAGaccd8860d [2019-11-26 17:06:05,786 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:06:05,790 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec2_product27.cil.c [2019-11-26 17:06:05,832 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f1933c2d/1125119fd9c74973b840aaa0a06b43c5/FLAGaccd8860d [2019-11-26 17:06:06,322 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f1933c2d/1125119fd9c74973b840aaa0a06b43c5 [2019-11-26 17:06:06,330 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:06:06,333 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:06:06,338 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:06:06,339 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:06:06,341 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:06:06,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:06:06" (1/1) ... [2019-11-26 17:06:06,353 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 26.11 05:06:06, skipping insertion in model container [2019-11-26 17:06:06,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:06:06" (1/1) ... [2019-11-26 17:06:06,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:06:06,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:06:07,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:06:07,603 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:06:07,823 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:06:07,923 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:06:07,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:07 WrapperNode [2019-11-26 17:06:07,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:06:07,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:06:07,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:06:07,925 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:06:07,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:07" (1/1) ... [2019-11-26 17:06:08,008 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:07" (1/1) ... [2019-11-26 17:06:08,278 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:06:08,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:06:08,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:06:08,279 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:06:08,298 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:07" (1/1) ... [2019-11-26 17:06:08,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:07" (1/1) ... [2019-11-26 17:06:08,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:07" (1/1) ... [2019-11-26 17:06:08,338 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:07" (1/1) ... [2019-11-26 17:06:08,437 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:07" (1/1) ... [2019-11-26 17:06:08,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:07" (1/1) ... [2019-11-26 17:06:08,553 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:06:07" (1/1) ... [2019-11-26 17:06:08,600 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:06:08,609 INFO L168 Benchmark]: Toolchain (without parser) took 2271.06 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 893.5 MB in the end (delta: 66.8 MB). Peak memory consumption was 66.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:06:08,610 INFO L168 Benchmark]: CDTParser took 0.21 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 17:06:08,612 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1586.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 945.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:06:08,613 INFO L168 Benchmark]: Boogie Procedure Inliner took 353.91 ms. Allocated memory is still 1.0 GB. Free memory was 945.0 MB in the beginning and 922.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:06:08,616 INFO L168 Benchmark]: Boogie Preprocessor took 322.76 ms. Allocated memory is still 1.0 GB. Free memory was 922.1 MB in the beginning and 893.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:06:08,624 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 1586.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 945.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 353.91 ms. Allocated memory is still 1.0 GB. Free memory was 945.0 MB in the beginning and 922.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 322.76 ms. Allocated memory is still 1.0 GB. Free memory was 922.1 MB in the beginning and 893.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...