./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label27.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/eca-rers2012/Problem16_label27.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 928b672bb5c46f205145ce47fd82c8bf04e7a153 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem16_label27.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 928b672bb5c46f205145ce47fd82c8bf04e7a153 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:49:40,716 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:40,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:40,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:40,749 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:40,751 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:40,763 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:40,779 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:40,783 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:40,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:40,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:40,797 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:40,797 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:40,805 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:40,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:40,810 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:40,813 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:40,818 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:40,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:40,832 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:40,840 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:40,847 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:40,849 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:40,853 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:40,860 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:40,860 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:40,861 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:40,865 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:40,865 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:40,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:40,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:40,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:40,873 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:40,875 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:40,879 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:40,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:40,881 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:40,883 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:40,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:40,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:40,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:40,890 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:49:40,930 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:40,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:40,933 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:40,935 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:40,935 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:40,936 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:40,938 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:40,938 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:49:40,938 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:40,939 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:40,940 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:40,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:40,942 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:40,943 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:40,943 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:40,943 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:40,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:40,945 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:40,945 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:40,947 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:40,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:40,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:40,948 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:40,948 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:40,950 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:40,950 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:49:40,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:49:40,951 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:40,951 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 -> 928b672bb5c46f205145ce47fd82c8bf04e7a153 [2019-11-26 16:49:41,489 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:41,519 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:41,525 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:41,531 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:41,532 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:41,533 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label27.c [2019-11-26 16:49:41,693 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61c3b97c9/489d479f796d4c829e31926e91fe539e/FLAG08f8aaf9c [2019-11-26 16:49:43,126 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:43,130 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label27.c [2019-11-26 16:49:43,167 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61c3b97c9/489d479f796d4c829e31926e91fe539e/FLAG08f8aaf9c [2019-11-26 16:49:43,411 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61c3b97c9/489d479f796d4c829e31926e91fe539e [2019-11-26 16:49:43,422 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:43,426 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:43,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:43,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:43,440 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:43,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:43" (1/1) ... [2019-11-26 16:49:43,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:43, skipping insertion in model container [2019-11-26 16:49:43,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:43" (1/1) ... [2019-11-26 16:49:43,470 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:43,626 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:45,203 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:45,217 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:45,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:45,741 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:45,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45 WrapperNode [2019-11-26 16:49:45,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:45,746 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:45,748 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:45,748 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:45,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:45,843 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:46,126 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:46,131 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:46,131 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:46,131 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:46,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:46,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:46,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:46,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:46,293 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:46,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:46,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:45" (1/1) ... [2019-11-26 16:49:46,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:46,496 INFO L168 Benchmark]: Toolchain (without parser) took 3063.48 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 907.4 MB in the end (delta: 47.2 MB). Peak memory consumption was 47.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:46,497 INFO L168 Benchmark]: CDTParser took 3.77 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 16:49:46,499 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2314.64 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 947.5 MB in the end (delta: 7.0 MB). Peak memory consumption was 41.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:46,503 INFO L168 Benchmark]: Boogie Procedure Inliner took 384.80 ms. Allocated memory is still 1.0 GB. Free memory was 947.5 MB in the beginning and 924.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:46,507 INFO L168 Benchmark]: Boogie Preprocessor took 355.32 ms. Allocated memory is still 1.0 GB. Free memory was 924.6 MB in the beginning and 907.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:46,519 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.77 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 2314.64 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 947.5 MB in the end (delta: 7.0 MB). Peak memory consumption was 41.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 384.80 ms. Allocated memory is still 1.0 GB. Free memory was 947.5 MB in the beginning and 924.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 355.32 ms. Allocated memory is still 1.0 GB. Free memory was 924.6 MB in the beginning and 907.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 16:49:50,295 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:50,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:50,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:50,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:50,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:50,348 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:50,364 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:50,368 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:50,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:50,375 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:50,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:50,383 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:50,387 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:50,390 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:50,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:50,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:50,399 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:50,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:50,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:50,419 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:50,420 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:50,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:50,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:50,438 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:50,438 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:50,439 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:50,442 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:50,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:50,446 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:50,449 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:50,450 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:50,451 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:50,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:50,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:50,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:50,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:50,463 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:50,463 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:50,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:50,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:50,472 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:49:50,512 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:50,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:50,520 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:50,521 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:50,521 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:50,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:50,522 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:50,522 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:50,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:50,523 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:50,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:50,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:50,526 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:49:50,527 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:49:50,527 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:50,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:50,528 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:50,530 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:50,530 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:50,530 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:50,531 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:50,531 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:50,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:50,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:50,533 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:50,533 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:50,533 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:49:50,535 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:49:50,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:50,535 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:49:50,537 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 -> 928b672bb5c46f205145ce47fd82c8bf04e7a153 [2019-11-26 16:49:51,109 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:51,142 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:51,147 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:51,152 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:51,152 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:51,156 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label27.c [2019-11-26 16:49:51,308 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca9123238/45d12b7b6fd34ee7af09b3ae00fd5e11/FLAGd48a05d8d [2019-11-26 16:49:52,880 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:52,882 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label27.c [2019-11-26 16:49:52,922 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca9123238/45d12b7b6fd34ee7af09b3ae00fd5e11/FLAGd48a05d8d [2019-11-26 16:49:52,960 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca9123238/45d12b7b6fd34ee7af09b3ae00fd5e11 [2019-11-26 16:49:52,970 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:52,975 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:52,979 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:52,980 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:52,987 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:52,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:52" (1/1) ... [2019-11-26 16:49:52,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:52, skipping insertion in model container [2019-11-26 16:49:52,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:52" (1/1) ... [2019-11-26 16:49:53,013 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:53,172 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:54,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:54,933 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:55,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:55,500 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:55,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:55 WrapperNode [2019-11-26 16:49:55,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:55,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:55,506 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:55,506 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:55,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:55" (1/1) ... [2019-11-26 16:49:55,592 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:55" (1/1) ... [2019-11-26 16:49:55,758 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:55,762 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:55,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:55,764 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:55,786 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:55" (1/1) ... [2019-11-26 16:49:55,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:55" (1/1) ... [2019-11-26 16:49:55,804 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:55" (1/1) ... [2019-11-26 16:49:55,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:55" (1/1) ... [2019-11-26 16:49:55,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:55" (1/1) ... [2019-11-26 16:49:55,940 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:55" (1/1) ... [2019-11-26 16:49:55,958 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:55" (1/1) ... [2019-11-26 16:49:55,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:55,988 INFO L168 Benchmark]: Toolchain (without parser) took 3007.53 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 892.7 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:55,989 INFO L168 Benchmark]: CDTParser took 0.39 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 16:49:55,991 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2524.52 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 915.6 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:55,992 INFO L168 Benchmark]: Boogie Procedure Inliner took 257.57 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:55,998 INFO L168 Benchmark]: Boogie Preprocessor took 217.66 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:56,007 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 2524.52 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 915.6 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 257.57 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 217.66 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...