./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-crafted/xor5.i --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/array-crafted/xor5.i -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 318856f3ed2254f4c1678d044b8ed2e6b4a36a44 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/array-crafted/xor5.i -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 318856f3ed2254f4c1678d044b8ed2e6b4a36a44 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:22:02,556 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:22:02,558 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:22:02,590 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:22:02,592 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:22:02,593 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:22:02,595 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:22:02,601 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:22:02,615 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:22:02,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:22:02,623 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:22:02,625 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:22:02,625 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:22:02,628 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:22:02,630 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:22:02,630 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:22:02,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:22:02,635 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:22:02,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:22:02,644 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:22:02,652 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:22:02,656 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:22:02,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:22:02,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:22:02,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:22:02,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:22:02,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:22:02,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:22:02,671 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:22:02,672 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:22:02,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:22:02,675 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:22:02,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:22:02,677 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:22:02,681 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:22:02,681 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:22:02,682 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:22:02,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:22:02,683 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:22:02,685 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:22:02,686 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:22:02,688 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:22:02,717 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:22:02,718 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:22:02,720 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:22:02,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:22:02,722 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:22:02,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:22:02,725 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:22:02,725 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:22:02,725 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:22:02,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:22:02,726 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:22:02,727 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:22:02,727 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:22:02,727 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:22:02,728 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:22:02,728 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:22:02,728 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:22:02,728 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:22:02,730 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:22:02,730 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:22:02,730 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:22:02,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:22:02,731 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:22:02,731 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:22:02,731 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:22:02,732 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:22:02,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:22:02,735 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:22:02,735 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 -> 318856f3ed2254f4c1678d044b8ed2e6b4a36a44 [2019-11-25 22:22:03,240 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:22:03,258 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:22:03,263 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:22:03,266 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:22:03,268 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:22:03,269 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/xor5.i [2019-11-25 22:22:03,375 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbbaa761c/1c782047d3f2498a8f42a35ada21b90d/FLAGb1be28666 [2019-11-25 22:22:04,104 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:22:04,106 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/xor5.i [2019-11-25 22:22:04,115 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbbaa761c/1c782047d3f2498a8f42a35ada21b90d/FLAGb1be28666 [2019-11-25 22:22:04,435 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbbaa761c/1c782047d3f2498a8f42a35ada21b90d [2019-11-25 22:22:04,442 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:22:04,446 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:22:04,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:22:04,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:22:04,456 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:22:04,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:22:04" (1/1) ... [2019-11-25 22:22:04,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@364378cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:04, skipping insertion in model container [2019-11-25 22:22:04,465 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:22:04" (1/1) ... [2019-11-25 22:22:04,478 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:22:04,514 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:22:04,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:22:04,841 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:22:05,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:22:05,029 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:22:05,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:05 WrapperNode [2019-11-25 22:22:05,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:22:05,031 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:22:05,031 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:22:05,032 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:22:05,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:05" (1/1) ... [2019-11-25 22:22:05,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:05" (1/1) ... [2019-11-25 22:22:05,113 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:22:05,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:22:05,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:22:05,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:22:05,124 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:05" (1/1) ... [2019-11-25 22:22:05,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:05" (1/1) ... [2019-11-25 22:22:05,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:05" (1/1) ... [2019-11-25 22:22:05,131 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:05" (1/1) ... [2019-11-25 22:22:05,154 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:05" (1/1) ... [2019-11-25 22:22:05,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:05" (1/1) ... [2019-11-25 22:22:05,167 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:05" (1/1) ... [2019-11-25 22:22:05,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:22:05,187 INFO L168 Benchmark]: Toolchain (without parser) took 729.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 989.8 MB in the end (delta: -31.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:22:05,189 INFO L168 Benchmark]: CDTParser took 4.75 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 22:22:05,196 INFO L168 Benchmark]: CACSL2BoogieTranslator took 583.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 989.8 MB in the end (delta: -31.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:22:05,198 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.52 ms. Allocated memory is still 1.0 GB. Free memory is still 989.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:22:05,199 INFO L168 Benchmark]: Boogie Preprocessor took 57.98 ms. Allocated memory is still 1.0 GB. Free memory is still 989.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:22:05,206 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.75 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 583.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 989.8 MB in the end (delta: -31.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 83.52 ms. Allocated memory is still 1.0 GB. Free memory is still 989.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 57.98 ms. Allocated memory is still 1.0 GB. Free memory is still 989.8 MB. There was no memory consumed. 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 22:22:07,930 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:22:07,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:22:07,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:22:07,960 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:22:07,962 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:22:07,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:22:07,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:22:07,985 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:22:07,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:22:07,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:22:07,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:22:07,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:22:07,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:22:08,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:22:08,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:22:08,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:22:08,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:22:08,012 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:22:08,016 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:22:08,023 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:22:08,027 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:22:08,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:22:08,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:22:08,037 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:22:08,037 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:22:08,038 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:22:08,039 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:22:08,040 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:22:08,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:22:08,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:22:08,045 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:22:08,045 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:22:08,049 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:22:08,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:22:08,053 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:22:08,054 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:22:08,054 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:22:08,055 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:22:08,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:22:08,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:22:08,060 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:22:08,090 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:22:08,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:22:08,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:22:08,095 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:22:08,098 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:22:08,098 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:22:08,098 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:22:08,098 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:22:08,099 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:22:08,099 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:22:08,100 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:22:08,100 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:22:08,101 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:22:08,101 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:22:08,101 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:22:08,103 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:22:08,103 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:22:08,103 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:22:08,103 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:22:08,103 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:22:08,104 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:22:08,104 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:22:08,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:22:08,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:22:08,108 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:22:08,108 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:22:08,108 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:22:08,108 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:22:08,109 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:22:08,109 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:22:08,110 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 -> 318856f3ed2254f4c1678d044b8ed2e6b4a36a44 [2019-11-25 22:22:08,519 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:22:08,541 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:22:08,546 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:22:08,550 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:22:08,551 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:22:08,552 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/xor5.i [2019-11-25 22:22:08,658 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e482b0a0/4ca2b3453f114ed4b916fcc7cbefd49c/FLAG555f207e0 [2019-11-25 22:22:09,368 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:22:09,369 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/xor5.i [2019-11-25 22:22:09,379 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e482b0a0/4ca2b3453f114ed4b916fcc7cbefd49c/FLAG555f207e0 [2019-11-25 22:22:09,692 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e482b0a0/4ca2b3453f114ed4b916fcc7cbefd49c [2019-11-25 22:22:09,702 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:22:09,705 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:22:09,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:22:09,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:22:09,716 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:22:09,717 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:22:09" (1/1) ... [2019-11-25 22:22:09,722 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cb873af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:09, skipping insertion in model container [2019-11-25 22:22:09,722 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:22:09" (1/1) ... [2019-11-25 22:22:09,738 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:22:09,772 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:22:10,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:22:10,143 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:22:10,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:22:10,287 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:22:10,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:10 WrapperNode [2019-11-25 22:22:10,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:22:10,293 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:22:10,293 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:22:10,294 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:22:10,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:10" (1/1) ... [2019-11-25 22:22:10,327 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:10" (1/1) ... [2019-11-25 22:22:10,361 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:22:10,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:22:10,362 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:22:10,362 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:22:10,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:10" (1/1) ... [2019-11-25 22:22:10,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:10" (1/1) ... [2019-11-25 22:22:10,383 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:10" (1/1) ... [2019-11-25 22:22:10,384 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:10" (1/1) ... [2019-11-25 22:22:10,403 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:10" (1/1) ... [2019-11-25 22:22:10,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:10" (1/1) ... [2019-11-25 22:22:10,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:10" (1/1) ... [2019-11-25 22:22:10,429 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:22:10,435 INFO L168 Benchmark]: Toolchain (without parser) took 729.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 989.7 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:22:10,437 INFO L168 Benchmark]: CDTParser took 1.67 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 22:22:10,439 INFO L168 Benchmark]: CACSL2BoogieTranslator took 580.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 996.8 MB in the end (delta: -36.6 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:22:10,441 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.08 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 995.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:22:10,442 INFO L168 Benchmark]: Boogie Preprocessor took 70.20 ms. Allocated memory is still 1.0 GB. Free memory was 995.4 MB in the beginning and 989.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:22:10,461 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.67 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 580.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 996.8 MB in the end (delta: -36.6 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 68.08 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 995.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 70.20 ms. Allocated memory is still 1.0 GB. Free memory was 995.4 MB in the beginning and 989.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...