./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label44.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_label44.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0696892b4822d23294fb952ad093062c7b25c9bb ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label44.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0696892b4822d23294fb952ad093062c7b25c9bb ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:55:50,844 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:50,851 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:50,885 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:50,886 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:50,889 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:50,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:50,911 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:50,916 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:50,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:50,926 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:50,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:50,933 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:50,937 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:50,942 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:50,947 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:50,949 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:50,952 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:50,958 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:50,966 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:50,975 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:50,982 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:50,984 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:50,990 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:50,998 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:50,998 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:50,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:51,001 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:51,002 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:51,006 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:51,006 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:51,007 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:51,010 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:51,012 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:51,016 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:51,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:51,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:51,021 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:51,021 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:51,023 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:51,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:51,028 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:55:51,067 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:51,068 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:51,073 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:51,074 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:51,077 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:51,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:51,078 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:51,078 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:55:51,078 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:51,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:51,080 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:51,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:51,080 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:51,082 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:51,082 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:51,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:51,083 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:51,085 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:51,085 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:51,085 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:51,086 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:51,086 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:51,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:51,088 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:51,088 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:51,089 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:51,089 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:55:51,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:55:51,091 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:51,091 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 -> 0696892b4822d23294fb952ad093062c7b25c9bb [2019-11-24 20:55:51,669 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:51,700 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:51,708 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:51,713 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:51,714 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:51,715 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label44.c [2019-11-24 20:55:51,879 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/519198a05/0581012664ba427f947e295e4ed09480/FLAG7cd4223dd [2019-11-24 20:55:53,443 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:53,444 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label44.c [2019-11-24 20:55:53,490 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/519198a05/0581012664ba427f947e295e4ed09480/FLAG7cd4223dd [2019-11-24 20:55:53,534 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/519198a05/0581012664ba427f947e295e4ed09480 [2019-11-24 20:55:53,546 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:53,548 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:53,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:53,555 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:53,563 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:53,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:53" (1/1) ... [2019-11-24 20:55:53,577 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 24.11 08:55:53, skipping insertion in model container [2019-11-24 20:55:53,577 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:53" (1/1) ... [2019-11-24 20:55:53,600 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:53,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:55,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:55,432 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:55,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:56,021 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:56,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:56 WrapperNode [2019-11-24 20:55:56,023 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:56,024 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:56,027 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:56,027 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:56,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:56" (1/1) ... [2019-11-24 20:55:56,119 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:56" (1/1) ... [2019-11-24 20:55:56,363 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:56,364 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:56,365 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:56,365 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:56,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:56" (1/1) ... [2019-11-24 20:55:56,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:56" (1/1) ... [2019-11-24 20:55:56,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:56" (1/1) ... [2019-11-24 20:55:56,418 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:56" (1/1) ... [2019-11-24 20:55:56,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:56" (1/1) ... [2019-11-24 20:55:56,609 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:56" (1/1) ... [2019-11-24 20:55:56,662 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:56" (1/1) ... [2019-11-24 20:55:56,725 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:56,736 INFO L168 Benchmark]: Toolchain (without parser) took 3182.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 892.1 MB in the end (delta: 63.8 MB). Peak memory consumption was 63.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:56,737 INFO L168 Benchmark]: CDTParser took 2.23 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:55:56,742 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2472.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 932.5 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:56,744 INFO L168 Benchmark]: Boogie Procedure Inliner took 339.25 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:56,748 INFO L168 Benchmark]: Boogie Preprocessor took 363.94 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:56,759 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.23 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2472.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 932.5 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 339.25 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 363.94 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 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 0.1.24-32f2683 [2019-11-24 20:56:00,660 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:00,666 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:00,700 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:00,704 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:00,707 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:00,710 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:00,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:00,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:00,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:00,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:00,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:00,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:00,750 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:00,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:00,757 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:00,761 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:00,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:00,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:00,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:00,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:00,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:00,791 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:00,793 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:00,801 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:00,801 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:00,804 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:00,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:00,807 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:00,810 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:00,810 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:00,812 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:00,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:00,817 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:00,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:00,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:00,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:00,826 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:00,826 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:00,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:00,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:00,832 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:00,887 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:00,891 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:00,892 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:00,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:00,899 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:00,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:00,900 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:00,900 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:00,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:00,901 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:00,902 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:00,902 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:00,902 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:00,905 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:00,907 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:00,907 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:00,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:00,908 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:00,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:00,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:00,911 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:00,911 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:00,911 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:00,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:00,912 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:00,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:00,913 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:00,916 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:00,917 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:00,917 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:00,918 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:00,918 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 -> 0696892b4822d23294fb952ad093062c7b25c9bb [2019-11-24 20:56:01,541 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:01,589 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:01,597 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:01,601 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:01,604 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:01,605 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label44.c [2019-11-24 20:56:01,769 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d653bd06e/34d6e8f222e7408c9377d2e638e12bfa/FLAGc968fb5b0 [2019-11-24 20:56:03,220 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:03,221 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label44.c [2019-11-24 20:56:03,268 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d653bd06e/34d6e8f222e7408c9377d2e638e12bfa/FLAGc968fb5b0 [2019-11-24 20:56:03,304 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d653bd06e/34d6e8f222e7408c9377d2e638e12bfa [2019-11-24 20:56:03,312 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:03,318 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:03,321 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:03,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:03,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:03,335 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:03" (1/1) ... [2019-11-24 20:56:03,342 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 24.11 08:56:03, skipping insertion in model container [2019-11-24 20:56:03,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:03" (1/1) ... [2019-11-24 20:56:03,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:03,516 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:05,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:05,635 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:06,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:06,197 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:06,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:06 WrapperNode [2019-11-24 20:56:06,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:06,203 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:06,203 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:06,205 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:06,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:06" (1/1) ... [2019-11-24 20:56:06,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:06" (1/1) ... [2019-11-24 20:56:06,473 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:06,479 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:06,479 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:06,480 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:06,501 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:06" (1/1) ... [2019-11-24 20:56:06,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:06" (1/1) ... [2019-11-24 20:56:06,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:06" (1/1) ... [2019-11-24 20:56:06,520 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:06" (1/1) ... [2019-11-24 20:56:06,606 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:06" (1/1) ... [2019-11-24 20:56:06,657 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:06" (1/1) ... [2019-11-24 20:56:06,675 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:06" (1/1) ... [2019-11-24 20:56:06,694 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:06,705 INFO L168 Benchmark]: Toolchain (without parser) took 3385.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.6 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:06,708 INFO L168 Benchmark]: CDTParser took 1.06 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. [2019-11-24 20:56:06,710 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2881.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.6 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:06,711 INFO L168 Benchmark]: Boogie Procedure Inliner took 275.64 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. [2019-11-24 20:56:06,716 INFO L168 Benchmark]: Boogie Preprocessor took 218.70 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:06,726 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.06 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 2881.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.6 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 275.64 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 218.70 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 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...