./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label38.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem04_label38.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 4d4d4798a73f096aab04219a639ed5e8a76a55b3 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem04_label38.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 4d4d4798a73f096aab04219a639ed5e8a76a55b3 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:27:38,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:38,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:38,688 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:38,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:38,697 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:38,701 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:38,705 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:38,706 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:38,713 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:38,714 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:38,724 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:38,725 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:38,729 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:38,733 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:38,735 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:38,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:38,740 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:38,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:38,751 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:38,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:38,761 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:38,764 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:38,766 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:38,772 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:38,772 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:38,772 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:38,777 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:38,777 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:38,778 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:38,778 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:38,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:38,781 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:38,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:38,784 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:38,784 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:38,786 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:38,786 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:38,787 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:38,789 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:38,791 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:38,791 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:27:38,823 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:38,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:38,829 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:38,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:38,829 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:38,829 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:38,830 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:38,830 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:27:38,831 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:38,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:38,832 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:38,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:38,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:38,834 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:38,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:38,835 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:38,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:38,835 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:38,835 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:38,836 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:38,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:38,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:38,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:38,837 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:38,837 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:38,840 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:27:38,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:27:38,840 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:38,840 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 -> 4d4d4798a73f096aab04219a639ed5e8a76a55b3 [2019-11-25 22:27:39,273 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:39,291 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:39,297 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:39,300 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:39,300 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:39,301 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label38.c [2019-11-25 22:27:39,413 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/266997176/e4ead088bf8748e787cb27fefae4a110/FLAGc8547d3d6 [2019-11-25 22:27:40,622 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:40,624 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label38.c [2019-11-25 22:27:40,692 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/266997176/e4ead088bf8748e787cb27fefae4a110/FLAGc8547d3d6 [2019-11-25 22:27:40,966 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/266997176/e4ead088bf8748e787cb27fefae4a110 [2019-11-25 22:27:40,975 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:40,979 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:40,982 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:40,982 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:40,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:40,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:40" (1/1) ... [2019-11-25 22:27:40,996 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fac7363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:40, skipping insertion in model container [2019-11-25 22:27:40,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:40" (1/1) ... [2019-11-25 22:27:41,013 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:41,230 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:43,240 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:43,250 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:27:44,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:44,369 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:27:44,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:44 WrapperNode [2019-11-25 22:27:44,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:44,375 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:44,378 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:27:44,378 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:27:44,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:44" (1/1) ... [2019-11-25 22:27:44,462 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:44" (1/1) ... [2019-11-25 22:27:44,741 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:44,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:27:44,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:27:44,743 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:27:44,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:44" (1/1) ... [2019-11-25 22:27:44,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:44" (1/1) ... [2019-11-25 22:27:44,805 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:44" (1/1) ... [2019-11-25 22:27:44,815 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:44" (1/1) ... [2019-11-25 22:27:44,966 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:44" (1/1) ... [2019-11-25 22:27:45,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:44" (1/1) ... [2019-11-25 22:27:45,055 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:44" (1/1) ... [2019-11-25 22:27:45,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:27:45,107 INFO L168 Benchmark]: Toolchain (without parser) took 4122.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.5 MB in the end (delta: 193.0 MB). Peak memory consumption was 193.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:45,108 INFO L168 Benchmark]: CDTParser took 1.27 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. [2019-11-25 22:27:45,113 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3393.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.6 MB in the end (delta: 129.9 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:45,115 INFO L168 Benchmark]: Boogie Procedure Inliner took 367.01 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 780.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:45,117 INFO L168 Benchmark]: Boogie Preprocessor took 356.88 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:45,127 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.27 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 3393.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.6 MB in the end (delta: 129.9 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 367.01 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 780.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 356.88 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:27:47,981 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:47,985 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:48,008 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:48,009 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:48,019 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:48,021 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:48,033 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:48,040 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:48,044 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:48,047 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:48,050 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:48,052 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:48,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:48,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:48,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:48,065 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:48,066 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:48,069 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:48,075 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:48,080 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:48,086 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:48,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:48,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:48,096 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:48,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:48,099 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:48,100 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:48,101 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:48,102 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:48,103 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:48,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:48,106 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:48,107 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:48,109 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:48,109 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:48,111 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:48,112 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:48,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:48,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:48,117 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:48,118 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:27:48,146 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:48,148 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:48,151 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:48,152 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:48,152 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:48,153 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:48,153 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:48,154 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:48,154 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:48,156 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:48,157 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:48,158 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:48,158 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:27:48,158 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:27:48,159 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:48,161 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:48,161 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:48,161 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:48,161 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:48,162 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:48,162 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:48,162 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:48,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:48,164 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:48,164 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:48,164 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:48,165 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:27:48,166 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:27:48,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:48,166 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:27:48,169 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 -> 4d4d4798a73f096aab04219a639ed5e8a76a55b3 [2019-11-25 22:27:48,680 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:48,699 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:48,706 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:48,709 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:48,709 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:48,710 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label38.c [2019-11-25 22:27:48,824 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0a086d44/6de78b13a2484be3aec97d714297f4c5/FLAG7bb97557c [2019-11-25 22:27:49,992 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:49,994 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label38.c [2019-11-25 22:27:50,047 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0a086d44/6de78b13a2484be3aec97d714297f4c5/FLAG7bb97557c [2019-11-25 22:27:50,372 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0a086d44/6de78b13a2484be3aec97d714297f4c5 [2019-11-25 22:27:50,380 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:50,385 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:50,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:50,387 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:50,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:50,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:50" (1/1) ... [2019-11-25 22:27:50,401 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:50, skipping insertion in model container [2019-11-25 22:27:50,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:50" (1/1) ... [2019-11-25 22:27:50,417 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:50,640 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:52,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:52,801 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:27:53,961 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:54,019 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:27:54,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:54 WrapperNode [2019-11-25 22:27:54,023 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:54,024 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:54,024 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:27:54,024 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:27:54,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:54" (1/1) ... [2019-11-25 22:27:54,123 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:54" (1/1) ... [2019-11-25 22:27:54,397 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:54,397 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:27:54,397 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:27:54,397 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:27:54,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:54" (1/1) ... [2019-11-25 22:27:54,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:54" (1/1) ... [2019-11-25 22:27:54,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:54" (1/1) ... [2019-11-25 22:27:54,468 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:54" (1/1) ... [2019-11-25 22:27:54,623 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:54" (1/1) ... [2019-11-25 22:27:54,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:54" (1/1) ... [2019-11-25 22:27:54,737 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:54" (1/1) ... [2019-11-25 22:27:54,809 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:27:54,816 INFO L168 Benchmark]: Toolchain (without parser) took 4429.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 723.0 MB in the end (delta: 220.0 MB). Peak memory consumption was 220.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:54,819 INFO L168 Benchmark]: CDTParser took 1.25 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. [2019-11-25 22:27:54,821 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3636.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 791.8 MB in the end (delta: 151.3 MB). Peak memory consumption was 151.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:54,822 INFO L168 Benchmark]: Boogie Procedure Inliner took 372.93 ms. Allocated memory is still 1.0 GB. Free memory was 791.8 MB in the beginning and 751.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:54,825 INFO L168 Benchmark]: Boogie Preprocessor took 412.07 ms. Allocated memory is still 1.0 GB. Free memory was 751.7 MB in the beginning and 723.0 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:54,833 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.25 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 3636.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 791.8 MB in the end (delta: 151.3 MB). Peak memory consumption was 151.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 372.93 ms. Allocated memory is still 1.0 GB. Free memory was 791.8 MB in the beginning and 751.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 412.07 ms. Allocated memory is still 1.0 GB. Free memory was 751.7 MB in the beginning and 723.0 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...