./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/bitvector/interleave_bits.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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/bitvector/interleave_bits.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 41cbcdfa6f09b615c08bb2dbf908be5e0a68dc8c6a10c0ba76a3c4e4c07e69fb --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 22:42:55,728 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 22:42:55,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 22:42:55,782 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 22:42:55,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 22:42:55,785 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 22:42:55,787 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 22:42:55,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 22:42:55,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 22:42:55,795 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 22:42:55,796 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 22:42:55,797 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 22:42:55,797 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 22:42:55,800 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 22:42:55,801 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 22:42:55,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 22:42:55,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 22:42:55,806 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 22:42:55,808 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 22:42:55,815 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 22:42:55,816 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 22:42:55,817 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 22:42:55,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 22:42:55,819 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 22:42:55,825 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 22:42:55,825 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 22:42:55,826 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 22:42:55,827 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 22:42:55,828 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 22:42:55,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 22:42:55,829 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 22:42:55,829 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 22:42:55,831 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 22:42:55,832 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 22:42:55,833 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 22:42:55,833 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 22:42:55,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 22:42:55,834 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 22:42:55,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 22:42:55,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 22:42:55,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 22:42:55,836 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-12-14 22:42:55,867 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 22:42:55,868 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 22:42:55,868 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 22:42:55,869 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 22:42:55,869 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 22:42:55,870 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 22:42:55,870 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 22:42:55,870 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 22:42:55,870 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 22:42:55,871 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 22:42:55,871 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-14 22:42:55,872 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-14 22:42:55,872 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 22:42:55,872 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-14 22:42:55,872 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 22:42:55,872 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 22:42:55,873 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 22:42:55,873 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 22:42:55,873 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-12-14 22:42:55,873 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-14 22:42:55,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 22:42:55,873 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 22:42:55,874 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 22:42:55,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 22:42:55,874 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 22:42:55,874 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 22:42:55,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 22:42:55,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 22:42:55,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 22:42:55,875 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 22:42:55,876 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 22:42:55,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 22:42:55,876 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 22:42:55,876 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 22:42:55,876 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41cbcdfa6f09b615c08bb2dbf908be5e0a68dc8c6a10c0ba76a3c4e4c07e69fb [2021-12-14 22:42:56,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 22:42:56,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 22:42:56,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 22:42:56,139 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 22:42:56,139 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 22:42:56,140 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/interleave_bits.i [2021-12-14 22:42:56,208 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/411cb37b4/f0631528487c4d91bc99719ded693ea7/FLAGc5bef3dfd [2021-12-14 22:42:56,639 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 22:42:56,639 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/interleave_bits.i [2021-12-14 22:42:56,644 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/411cb37b4/f0631528487c4d91bc99719ded693ea7/FLAGc5bef3dfd [2021-12-14 22:42:57,030 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/411cb37b4/f0631528487c4d91bc99719ded693ea7 [2021-12-14 22:42:57,032 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 22:42:57,033 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 22:42:57,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 22:42:57,034 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 22:42:57,038 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 22:42:57,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:42:57" (1/1) ... [2021-12-14 22:42:57,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75bd3125 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:57, skipping insertion in model container [2021-12-14 22:42:57,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:42:57" (1/1) ... [2021-12-14 22:42:57,046 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 22:42:57,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 22:42:57,187 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/interleave_bits.i[1175,1188] [2021-12-14 22:42:57,217 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 22:42:57,226 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 22:42:57,240 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/interleave_bits.i[1175,1188] [2021-12-14 22:42:57,254 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 22:42:57,265 INFO L208 MainTranslator]: Completed translation [2021-12-14 22:42:57,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:57 WrapperNode [2021-12-14 22:42:57,267 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 22:42:57,268 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 22:42:57,268 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 22:42:57,268 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 22:42:57,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:57" (1/1) ... [2021-12-14 22:42:57,279 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:57" (1/1) ... [2021-12-14 22:42:57,300 INFO L137 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42 [2021-12-14 22:42:57,300 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 22:42:57,301 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 22:42:57,301 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 22:42:57,301 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 22:42:57,308 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:57" (1/1) ... [2021-12-14 22:42:57,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:57" (1/1) ... [2021-12-14 22:42:57,318 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:57" (1/1) ... [2021-12-14 22:42:57,319 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:57" (1/1) ... [2021-12-14 22:42:57,326 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:57" (1/1) ... [2021-12-14 22:42:57,335 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:57" (1/1) ... [2021-12-14 22:42:57,336 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:57" (1/1) ... [2021-12-14 22:42:57,340 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 22:42:57,341 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 22:42:57,343 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 22:42:57,343 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 22:42:57,344 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:57" (1/1) ... [2021-12-14 22:42:57,350 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 22:42:57,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:42:57,370 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-14 22:42:57,372 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-14 22:42:57,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 22:42:57,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 22:42:57,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 22:42:57,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 22:42:57,457 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 22:42:57,458 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 22:42:57,566 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 22:42:57,571 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 22:42:57,571 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-14 22:42:57,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:42:57 BoogieIcfgContainer [2021-12-14 22:42:57,574 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 22:42:57,575 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 22:42:57,579 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 22:42:57,589 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 22:42:57,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 10:42:57" (1/3) ... [2021-12-14 22:42:57,591 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1898c32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 10:42:57, skipping insertion in model container [2021-12-14 22:42:57,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:42:57" (2/3) ... [2021-12-14 22:42:57,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1898c32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 10:42:57, skipping insertion in model container [2021-12-14 22:42:57,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:42:57" (3/3) ... [2021-12-14 22:42:57,593 INFO L111 eAbstractionObserver]: Analyzing ICFG interleave_bits.i [2021-12-14 22:42:57,598 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 22:42:57,598 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-12-14 22:42:57,600 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1898c32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 10:42:57, skipping insertion in model container [2021-12-14 22:42:57,600 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-14 22:42:57,601 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-14 22:42:57,601 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-14 22:42:57,601 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-14 22:42:57,602 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:42:57" (3/3) ... [2021-12-14 22:42:57,604 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-14 22:42:57,613 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-12-14 22:42:57,613 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-12-14 22:42:57,613 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-14 22:42:57,614 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-14 22:42:57,661 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-14 22:42:57,661 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-14 22:42:57,663 INFO L158 Benchmark]: Toolchain (without parser) took 629.04ms. Allocated memory was 96.5MB in the beginning and 121.6MB in the end (delta: 25.2MB). Free memory was 64.6MB in the beginning and 81.5MB in the end (delta: -17.0MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2021-12-14 22:42:57,664 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 96.5MB. Free memory was 53.6MB in the beginning and 53.5MB in the end (delta: 39.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 22:42:57,664 INFO L158 Benchmark]: CACSL2BoogieTranslator took 232.83ms. Allocated memory was 96.5MB in the beginning and 121.6MB in the end (delta: 25.2MB). Free memory was 64.6MB in the beginning and 97.0MB in the end (delta: -32.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-14 22:42:57,665 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.75ms. Allocated memory is still 121.6MB. Free memory was 97.0MB in the beginning and 95.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 22:42:57,665 INFO L158 Benchmark]: Boogie Preprocessor took 38.95ms. Allocated memory is still 121.6MB. Free memory was 95.7MB in the beginning and 94.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-14 22:42:57,666 INFO L158 Benchmark]: RCFGBuilder took 232.94ms. Allocated memory is still 121.6MB. Free memory was 94.6MB in the beginning and 85.8MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-14 22:42:57,666 INFO L158 Benchmark]: TraceAbstraction took 25.41ms. Allocated memory is still 121.6MB. Free memory was 85.0MB in the beginning and 84.1MB in the end (delta: 866.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-14 22:42:57,667 INFO L158 Benchmark]: Witness Printer took 60.37ms. Allocated memory is still 121.6MB. Free memory was 84.1MB in the beginning and 81.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-14 22:42:57,672 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 96.5MB. Free memory was 53.6MB in the beginning and 53.5MB in the end (delta: 39.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 232.83ms. Allocated memory was 96.5MB in the beginning and 121.6MB in the end (delta: 25.2MB). Free memory was 64.6MB in the beginning and 97.0MB in the end (delta: -32.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.75ms. Allocated memory is still 121.6MB. Free memory was 97.0MB in the beginning and 95.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.95ms. Allocated memory is still 121.6MB. Free memory was 95.7MB in the beginning and 94.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 232.94ms. Allocated memory is still 121.6MB. Free memory was 94.6MB in the beginning and 85.8MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 25.41ms. Allocated memory is still 121.6MB. Free memory was 85.0MB in the beginning and 84.1MB in the end (delta: 866.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 60.37ms. Allocated memory is still 121.6MB. Free memory was 84.1MB in the beginning and 81.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-12-14 22:42:57,707 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE