./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label34.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem06_label34.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 12ce9d36cf067144b61e48da9e9caf235bdbb023 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label34.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 12ce9d36cf067144b61e48da9e9caf235bdbb023 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:46:48,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:48,603 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:48,631 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:48,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:48,648 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:48,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:48,669 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:48,672 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:48,681 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:48,682 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:48,690 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:48,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:48,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:48,700 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:48,707 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:48,709 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:48,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:48,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:48,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:48,735 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:48,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:48,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:48,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:48,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:48,758 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:48,758 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:48,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:48,763 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:48,764 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:48,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:48,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:48,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:48,774 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:48,776 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:48,779 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:48,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:48,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:48,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:48,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:48,789 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:48,793 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:46:48,833 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:48,834 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:48,838 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:48,840 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:48,840 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:48,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:48,842 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:48,843 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:46:48,843 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:48,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:48,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:48,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:48,847 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:48,848 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:48,850 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:48,850 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:48,850 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:48,851 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:48,851 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:48,851 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:48,853 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:48,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:48,853 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:48,856 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:48,856 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:48,856 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:46:48,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:46:48,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:48,857 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 -> 12ce9d36cf067144b61e48da9e9caf235bdbb023 [2019-11-27 15:46:49,401 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:49,432 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:49,441 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:49,443 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:49,445 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:49,449 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label34.c [2019-11-27 15:46:49,618 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/079308ca7/86eea62851fd41d89c370ceef020574c/FLAGaa729c58b [2019-11-27 15:46:51,515 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:51,519 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label34.c [2019-11-27 15:46:51,644 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/079308ca7/86eea62851fd41d89c370ceef020574c/FLAGaa729c58b [2019-11-27 15:46:51,682 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/079308ca7/86eea62851fd41d89c370ceef020574c [2019-11-27 15:46:51,691 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:51,697 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:51,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:51,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:51,711 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:51,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:51" (1/1) ... [2019-11-27 15:46:51,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8f83d03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:51, skipping insertion in model container [2019-11-27 15:46:51,722 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:51" (1/1) ... [2019-11-27 15:46:51,743 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:52,265 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:56,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:56,711 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:59,300 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:59,398 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:59,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:59 WrapperNode [2019-11-27 15:46:59,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:59,401 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:59,402 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:59,402 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:59,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:59" (1/1) ... [2019-11-27 15:46:59,577 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:59" (1/1) ... [2019-11-27 15:47:00,215 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:00,217 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:47:00,218 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:47:00,218 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:47:00,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:59" (1/1) ... [2019-11-27 15:47:00,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:59" (1/1) ... [2019-11-27 15:47:00,334 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:59" (1/1) ... [2019-11-27 15:47:00,334 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:59" (1/1) ... [2019-11-27 15:47:00,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:59" (1/1) ... [2019-11-27 15:47:00,717 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:59" (1/1) ... [2019-11-27 15:47:00,828 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:59" (1/1) ... [2019-11-27 15:47:00,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:47:00,944 INFO L168 Benchmark]: Toolchain (without parser) took 9240.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 777.6 MB in the end (delta: 155.5 MB). Peak memory consumption was 155.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:00,945 INFO L168 Benchmark]: CDTParser took 0.43 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 15:47:00,948 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7699.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 907.0 MB in the end (delta: 26.0 MB). Peak memory consumption was 273.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:00,951 INFO L168 Benchmark]: Boogie Procedure Inliner took 815.61 ms. Allocated memory is still 1.0 GB. Free memory was 907.0 MB in the beginning and 831.4 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:00,955 INFO L168 Benchmark]: Boogie Preprocessor took 717.02 ms. Allocated memory is still 1.0 GB. Free memory was 831.4 MB in the beginning and 777.6 MB in the end (delta: 53.8 MB). Peak memory consumption was 53.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:00,968 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 7699.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 907.0 MB in the end (delta: 26.0 MB). Peak memory consumption was 273.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 815.61 ms. Allocated memory is still 1.0 GB. Free memory was 907.0 MB in the beginning and 831.4 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 717.02 ms. Allocated memory is still 1.0 GB. Free memory was 831.4 MB in the beginning and 777.6 MB in the end (delta: 53.8 MB). Peak memory consumption was 53.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:47:04,814 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:47:04,820 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:47:04,853 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:47:04,855 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:47:04,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:47:04,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:47:04,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:47:04,885 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:47:04,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:47:04,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:47:04,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:47:04,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:47:04,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:47:04,904 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:47:04,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:47:04,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:47:04,917 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:47:04,925 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:47:04,931 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:47:04,944 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:47:04,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:47:04,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:47:04,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:47:04,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:47:04,969 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:47:04,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:47:04,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:47:04,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:47:04,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:47:04,978 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:47:04,979 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:47:04,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:47:04,983 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:47:04,986 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:47:04,987 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:47:04,989 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:47:04,989 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:47:04,989 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:47:04,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:47:04,992 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:47:04,994 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:47:05,040 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:47:05,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:47:05,049 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:47:05,050 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:47:05,051 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:47:05,051 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:47:05,055 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:47:05,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:47:05,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:47:05,056 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:47:05,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:47:05,058 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:47:05,058 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:47:05,059 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:47:05,059 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:47:05,061 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:47:05,061 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:47:05,061 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:47:05,062 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:47:05,062 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:47:05,064 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:47:05,064 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:47:05,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:47:05,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:47:05,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:47:05,067 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:47:05,067 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:47:05,067 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:47:05,068 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:47:05,068 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:47:05,071 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 -> 12ce9d36cf067144b61e48da9e9caf235bdbb023 [2019-11-27 15:47:05,674 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:47:05,708 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:47:05,715 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:47:05,719 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:47:05,720 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:47:05,723 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label34.c [2019-11-27 15:47:05,884 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cac1fd869/f9de46e8f59645988931b42b02966eb4/FLAG67ca712fc [2019-11-27 15:47:07,813 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:47:07,816 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label34.c [2019-11-27 15:47:07,909 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cac1fd869/f9de46e8f59645988931b42b02966eb4/FLAG67ca712fc [2019-11-27 15:47:07,950 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cac1fd869/f9de46e8f59645988931b42b02966eb4 [2019-11-27 15:47:07,962 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:47:07,967 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:47:07,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:47:07,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:47:07,976 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:47:07,980 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:47:07" (1/1) ... [2019-11-27 15:47:07,989 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:07, skipping insertion in model container [2019-11-27 15:47:07,990 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:47:07" (1/1) ... [2019-11-27 15:47:08,009 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:47:08,531 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:47:13,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:47:13,144 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:47:15,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:47:15,818 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:47:15,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:15 WrapperNode [2019-11-27 15:47:15,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:47:15,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:15,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:47:15,824 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:47:15,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:15" (1/1) ... [2019-11-27 15:47:16,007 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:15" (1/1) ... [2019-11-27 15:47:16,659 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:16,662 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:47:16,662 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:47:16,663 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:47:16,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:15" (1/1) ... [2019-11-27 15:47:16,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:15" (1/1) ... [2019-11-27 15:47:16,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:15" (1/1) ... [2019-11-27 15:47:16,773 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:15" (1/1) ... [2019-11-27 15:47:17,194 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:15" (1/1) ... [2019-11-27 15:47:17,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:15" (1/1) ... [2019-11-27 15:47:17,398 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:15" (1/1) ... [2019-11-27 15:47:17,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:47:17,509 INFO L168 Benchmark]: Toolchain (without parser) took 9538.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 760.8 MB in the end (delta: 178.0 MB). Peak memory consumption was 178.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:17,509 INFO L168 Benchmark]: CDTParser took 0.35 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 15:47:17,513 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7854.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 888.5 MB in the end (delta: 50.3 MB). Peak memory consumption was 275.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:17,514 INFO L168 Benchmark]: Boogie Procedure Inliner took 838.08 ms. Allocated memory is still 1.0 GB. Free memory was 888.5 MB in the beginning and 816.2 MB in the end (delta: 72.3 MB). Peak memory consumption was 72.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:17,519 INFO L168 Benchmark]: Boogie Preprocessor took 838.68 ms. Allocated memory is still 1.0 GB. Free memory was 816.2 MB in the beginning and 760.8 MB in the end (delta: 55.4 MB). Peak memory consumption was 55.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:17,532 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 7854.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 888.5 MB in the end (delta: 50.3 MB). Peak memory consumption was 275.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 838.08 ms. Allocated memory is still 1.0 GB. Free memory was 888.5 MB in the beginning and 816.2 MB in the end (delta: 72.3 MB). Peak memory consumption was 72.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 838.68 ms. Allocated memory is still 1.0 GB. Free memory was 816.2 MB in the beginning and 760.8 MB in the end (delta: 55.4 MB). Peak memory consumption was 55.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...