./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex7.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex7.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cdc70cda395493f666d4d46866aa8726a5fc3558 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Overflow*64bit*_Bitvector*.epf No suitable settings file found using Overflow*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 18:01:02,954 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 18:01:02,961 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 18:01:02,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 18:01:02,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 18:01:02,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 18:01:02,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 18:01:03,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 18:01:03,022 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 18:01:03,030 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 18:01:03,033 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 18:01:03,038 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 18:01:03,039 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 18:01:03,045 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 18:01:03,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 18:01:03,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 18:01:03,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 18:01:03,061 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 18:01:03,066 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 18:01:03,074 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 18:01:03,083 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 18:01:03,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 18:01:03,092 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 18:01:03,096 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 18:01:03,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 18:01:03,107 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 18:01:03,107 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 18:01:03,109 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 18:01:03,112 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 18:01:03,113 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 18:01:03,115 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 18:01:03,118 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 18:01:03,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 18:01:03,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 18:01:03,125 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 18:01:03,126 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 18:01:03,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 18:01:03,129 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 18:01:03,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 18:01:03,131 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 18:01:03,137 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 18:01:03,138 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2019-11-26 18:01:03,178 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 18:01:03,180 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 18:01:03,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 18:01:03,186 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 18:01:03,186 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 18:01:03,186 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 18:01:03,189 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 18:01:03,189 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 18:01:03,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 18:01:03,190 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 18:01:03,191 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 18:01:03,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 18:01:03,194 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-26 18:01:03,194 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 18:01:03,195 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 18:01:03,195 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 18:01:03,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 18:01:03,196 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 18:01:03,197 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 18:01:03,200 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 18:01:03,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 18:01:03,201 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 18:01:03,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 18:01:03,201 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 18:01:03,202 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 18:01:03,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 18:01:03,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 18:01:03,203 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 ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cdc70cda395493f666d4d46866aa8726a5fc3558 [2019-11-26 18:01:03,802 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 18:01:03,830 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 18:01:03,836 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 18:01:03,842 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 18:01:03,843 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 18:01:03,844 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex7.c [2019-11-26 18:01:04,008 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/680e87185/23df6068fa7349b398c973063f81f5fd/FLAG531062180 [2019-11-26 18:01:04,975 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 18:01:04,979 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex7.c [2019-11-26 18:01:04,995 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/680e87185/23df6068fa7349b398c973063f81f5fd/FLAG531062180 [2019-11-26 18:01:05,156 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/680e87185/23df6068fa7349b398c973063f81f5fd [2019-11-26 18:01:05,165 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 18:01:05,168 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 18:01:05,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 18:01:05,172 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 18:01:05,179 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 18:01:05,180 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 06:01:05" (1/1) ... [2019-11-26 18:01:05,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ff1b695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:05, skipping insertion in model container [2019-11-26 18:01:05,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 06:01:05" (1/1) ... [2019-11-26 18:01:05,202 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 18:01:05,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 18:01:05,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 18:01:05,646 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 18:01:05,686 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 18:01:05,717 INFO L208 MainTranslator]: Completed translation [2019-11-26 18:01:05,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:05 WrapperNode [2019-11-26 18:01:05,723 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 18:01:05,725 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 18:01:05,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 18:01:05,728 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 18:01:05,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:05" (1/1) ... [2019-11-26 18:01:05,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:05" (1/1) ... [2019-11-26 18:01:05,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 18:01:05,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 18:01:05,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 18:01:05,813 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 18:01:05,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:05" (1/1) ... [2019-11-26 18:01:05,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:05" (1/1) ... [2019-11-26 18:01:05,967 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:05" (1/1) ... [2019-11-26 18:01:05,967 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:05" (1/1) ... [2019-11-26 18:01:05,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:05" (1/1) ... [2019-11-26 18:01:05,982 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:05" (1/1) ... [2019-11-26 18:01:05,987 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 06:01:05" (1/1) ... [2019-11-26 18:01:05,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 18:01:06,000 INFO L168 Benchmark]: Toolchain (without parser) took 827.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.2 MB in the end (delta: -25.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 18:01:06,002 INFO L168 Benchmark]: CDTParser took 2.19 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 18:01:06,007 INFO L168 Benchmark]: CACSL2BoogieTranslator took 552.62 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.4 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-26 18:01:06,008 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.60 ms. Allocated memory is still 1.0 GB. Free memory is still 954.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 18:01:06,014 INFO L168 Benchmark]: Boogie Preprocessor took 184.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 991.2 MB in the end (delta: -36.8 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 18:01:06,032 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.19 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 552.62 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.4 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 83.60 ms. Allocated memory is still 1.0 GB. Free memory is still 954.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 184.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 991.2 MB in the end (delta: -36.8 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...