./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label44.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label44.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 0d5543883f877897c103a515b5ae361bb4c192ab ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/eca-rers2012/Problem17_label44.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 0d5543883f877897c103a515b5ae361bb4c192ab .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:50,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:50,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:50,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:50,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:50,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:50,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:50,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:50,376 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:50,381 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:50,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:50,386 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:50,386 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:50,387 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:50,388 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:50,390 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:50,393 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:50,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:50,400 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:50,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:50,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:50,415 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:50,416 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:50,419 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:50,426 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:50,427 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:50,427 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:50,429 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:50,429 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:50,430 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:50,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:50,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:50,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:50,436 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:50,439 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:50,439 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:50,440 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:50,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:50,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:50,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:50,446 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:50,447 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:50,474 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:50,474 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:50,479 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:50,479 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:50,480 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:50,480 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:50,480 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:50,480 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:50,481 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:50,481 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:50,483 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:50,483 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:50,483 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:50,484 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:50,484 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:50,484 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:50,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:50,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:50,486 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:50,486 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:50,487 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:50,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:50,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:50,489 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:50,489 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:50,489 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:50,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:50,490 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:50,490 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 -> 0d5543883f877897c103a515b5ae361bb4c192ab [2019-11-27 09:37:50,931 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:50,952 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:50,955 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:50,959 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:50,959 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:50,960 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label44.c [2019-11-27 09:37:51,066 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9e6729f2/6f4371c9b0fc4aaa96235aa2021308d3/FLAGc993974c6 [2019-11-27 09:37:52,107 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:52,109 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label44.c [2019-11-27 09:37:52,146 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9e6729f2/6f4371c9b0fc4aaa96235aa2021308d3/FLAGc993974c6 [2019-11-27 09:37:52,592 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9e6729f2/6f4371c9b0fc4aaa96235aa2021308d3 [2019-11-27 09:37:52,601 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:52,602 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:52,606 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:52,606 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:52,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:52,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:52" (1/1) ... [2019-11-27 09:37:52,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65072a09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:52, skipping insertion in model container [2019-11-27 09:37:52,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:52" (1/1) ... [2019-11-27 09:37:52,635 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:52,786 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:54,207 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:54,217 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:54,799 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:54,836 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:54,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:54 WrapperNode [2019-11-27 09:37:54,838 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:54,839 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:54,839 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:54,839 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:54,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:54" (1/1) ... [2019-11-27 09:37:54,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:54" (1/1) ... [2019-11-27 09:37:55,341 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:55,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:55,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:55,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:55,360 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:54" (1/1) ... [2019-11-27 09:37:55,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:54" (1/1) ... [2019-11-27 09:37:55,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:54" (1/1) ... [2019-11-27 09:37:55,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:54" (1/1) ... [2019-11-27 09:37:55,642 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:54" (1/1) ... [2019-11-27 09:37:55,679 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:54" (1/1) ... [2019-11-27 09:37:55,734 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:54" (1/1) ... [2019-11-27 09:37:55,842 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:55,850 INFO L168 Benchmark]: Toolchain (without parser) took 3241.81 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 781.1 MB in the end (delta: 179.1 MB). Peak memory consumption was 179.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:55,852 INFO L168 Benchmark]: CDTParser took 3.36 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 09:37:55,853 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2232.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 874.0 MB in the end (delta: 80.6 MB). Peak memory consumption was 80.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:55,856 INFO L168 Benchmark]: Boogie Procedure Inliner took 504.07 ms. Allocated memory is still 1.0 GB. Free memory was 874.0 MB in the beginning and 810.8 MB in the end (delta: 63.2 MB). Peak memory consumption was 63.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:55,860 INFO L168 Benchmark]: Boogie Preprocessor took 499.16 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 781.1 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:55,871 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.36 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 2232.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 874.0 MB in the end (delta: 80.6 MB). Peak memory consumption was 80.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 504.07 ms. Allocated memory is still 1.0 GB. Free memory was 874.0 MB in the beginning and 810.8 MB in the end (delta: 63.2 MB). Peak memory consumption was 63.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 499.16 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 781.1 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:58,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:58,600 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:58,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:58,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:58,628 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:58,632 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:58,644 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:58,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:58,657 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:58,658 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:58,661 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:58,662 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:58,665 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:58,668 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:58,670 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:58,670 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:58,674 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:58,677 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:58,682 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:58,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:58,693 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:58,695 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:58,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:58,702 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:58,702 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:58,703 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:58,706 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:58,706 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:58,710 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:58,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:58,711 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:58,712 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:58,713 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:58,716 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:58,717 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:58,717 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:58,718 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:58,718 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:58,719 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:58,722 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:58,722 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:58,750 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:58,751 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:58,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:58,757 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:58,757 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:58,757 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:58,757 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:58,758 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:58,758 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:58,758 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:58,759 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:58,759 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:58,759 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:58,760 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:58,760 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:58,760 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:58,761 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:58,761 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:58,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:58,763 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:58,763 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:58,763 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:58,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:58,764 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:58,764 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:58,764 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:58,764 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:58,766 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:58,766 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:58,766 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:58,767 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 -> 0d5543883f877897c103a515b5ae361bb4c192ab [2019-11-27 09:37:59,208 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:59,224 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:59,229 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:59,234 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:59,235 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:59,236 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label44.c [2019-11-27 09:37:59,345 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e29dca99c/d662eedee25d4d14aa1f2c2720adfda6/FLAGafab73b50 [2019-11-27 09:38:00,397 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:00,398 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label44.c [2019-11-27 09:38:00,435 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e29dca99c/d662eedee25d4d14aa1f2c2720adfda6/FLAGafab73b50 [2019-11-27 09:38:00,871 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e29dca99c/d662eedee25d4d14aa1f2c2720adfda6 [2019-11-27 09:38:00,882 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:00,884 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:00,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:00,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:00,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:00,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:00" (1/1) ... [2019-11-27 09:38:00,902 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:00, skipping insertion in model container [2019-11-27 09:38:00,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:00" (1/1) ... [2019-11-27 09:38:00,919 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:01,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:02,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:02,713 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:03,492 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:03,529 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:03,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:03 WrapperNode [2019-11-27 09:38:03,534 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:03,535 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:03,536 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:03,536 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:03,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:03" (1/1) ... [2019-11-27 09:38:03,625 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:03" (1/1) ... [2019-11-27 09:38:03,809 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:03,811 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:03,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:03,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:03,830 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:03" (1/1) ... [2019-11-27 09:38:03,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:03" (1/1) ... [2019-11-27 09:38:03,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:03" (1/1) ... [2019-11-27 09:38:03,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:03" (1/1) ... [2019-11-27 09:38:03,969 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:03" (1/1) ... [2019-11-27 09:38:04,010 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:03" (1/1) ... [2019-11-27 09:38:04,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:03" (1/1) ... [2019-11-27 09:38:04,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:04,070 INFO L168 Benchmark]: Toolchain (without parser) took 3184.97 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 780.4 MB in the end (delta: 174.1 MB). Peak memory consumption was 174.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:04,071 INFO L168 Benchmark]: CDTParser took 1.81 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:38:04,074 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2647.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 820.9 MB in the end (delta: 127.9 MB). Peak memory consumption was 127.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:04,075 INFO L168 Benchmark]: Boogie Procedure Inliner took 275.34 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 797.8 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:04,077 INFO L168 Benchmark]: Boogie Preprocessor took 251.33 ms. Allocated memory is still 1.0 GB. Free memory was 797.8 MB in the beginning and 780.4 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:04,084 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.81 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 2647.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 820.9 MB in the end (delta: 127.9 MB). Peak memory consumption was 127.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 275.34 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 797.8 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 251.33 ms. Allocated memory is still 1.0 GB. Free memory was 797.8 MB in the beginning and 780.4 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...