./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec 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/ddv-machzwd/ddv_machzwd_outl_p.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ab7877d5bf6159cd849983da792947a7e74edaf7 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 02:11:38,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 02:11:38,811 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 02:11:38,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 02:11:38,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 02:11:38,831 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 02:11:38,832 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 02:11:38,833 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 02:11:38,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 02:11:38,835 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 02:11:38,836 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 02:11:38,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 02:11:38,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 02:11:38,837 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 02:11:38,838 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 02:11:38,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 02:11:38,840 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 02:11:38,841 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 02:11:38,842 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 02:11:38,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 02:11:38,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 02:11:38,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 02:11:38,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 02:11:38,847 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 02:11:38,849 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 02:11:38,849 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 02:11:38,849 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 02:11:38,850 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 02:11:38,850 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 02:11:38,851 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 02:11:38,851 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 02:11:38,852 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 02:11:38,853 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 02:11:38,853 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 02:11:38,854 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 02:11:38,854 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 02:11:38,855 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 02:11:38,855 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 02:11:38,855 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 02:11:38,856 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 02:11:38,857 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 02:11:38,858 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 02:11:38,888 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 02:11:38,889 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 02:11:38,889 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 02:11:38,889 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 02:11:38,890 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 02:11:38,890 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 02:11:38,890 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 02:11:38,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 02:11:38,891 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 02:11:38,891 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 02:11:38,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 02:11:38,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 02:11:38,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 02:11:38,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 02:11:38,892 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 02:11:38,892 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 02:11:38,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 02:11:38,892 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 02:11:38,892 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 02:11:38,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 02:11:38,893 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 02:11:38,893 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 02:11:38,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 02:11:38,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 02:11:38,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 02:11:38,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 02:11:38,894 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 02:11:38,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 02:11:38,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 02:11:38,894 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 02:11:38,894 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ab7877d5bf6159cd849983da792947a7e74edaf7 [2021-08-26 02:11:39,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 02:11:39,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 02:11:39,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 02:11:39,263 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 02:11:39,263 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 02:11:39,264 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2021-08-26 02:11:39,321 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38d3c0bc9/82708636d5044202ac972b4c5ff05608/FLAG15827eead [2021-08-26 02:11:40,010 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 02:11:40,011 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2021-08-26 02:11:40,043 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38d3c0bc9/82708636d5044202ac972b4c5ff05608/FLAG15827eead [2021-08-26 02:11:40,331 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38d3c0bc9/82708636d5044202ac972b4c5ff05608 [2021-08-26 02:11:40,333 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 02:11:40,334 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 02:11:40,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 02:11:40,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 02:11:40,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 02:11:40,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 02:11:40" (1/1) ... [2021-08-26 02:11:40,340 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b2c044a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:11:40, skipping insertion in model container [2021-08-26 02:11:40,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 02:11:40" (1/1) ... [2021-08-26 02:11:40,346 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 02:11:40,413 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 02:11:40,563 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i[458,471] [2021-08-26 02:11:41,242 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 02:11:41,262 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 02:11:41,269 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i[458,471] [2021-08-26 02:11:41,373 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 02:11:41,482 INFO L208 MainTranslator]: Completed translation [2021-08-26 02:11:41,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:11:41 WrapperNode [2021-08-26 02:11:41,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 02:11:41,485 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 02:11:41,485 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 02:11:41,485 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 02:11:41,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:11:41" (1/1) ... [2021-08-26 02:11:41,558 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:11:41" (1/1) ... [2021-08-26 02:11:41,666 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 02:11:41,669 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 02:11:41,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 02:11:41,669 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 02:11:41,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:11:41" (1/1) ... [2021-08-26 02:11:41,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:11:41" (1/1) ... [2021-08-26 02:11:41,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:11:41" (1/1) ... [2021-08-26 02:11:41,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:11:41" (1/1) ... [2021-08-26 02:11:41,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:11:41" (1/1) ... [2021-08-26 02:11:41,765 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:11:41" (1/1) ... [2021-08-26 02:11:41,774 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:11:41" (1/1) ... [2021-08-26 02:11:41,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 02:11:41,797 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 02:11:41,798 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 02:11:41,798 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 02:11:41,799 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:11:41" (1/1) ... [2021-08-26 02:11:41,804 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 02:11:41,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 02:11:41,819 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) [2021-08-26 02:11:41,840 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 [2021-08-26 02:11:41,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-26 02:11:41,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-08-26 02:11:41,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-26 02:11:41,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-08-26 02:11:41,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-08-26 02:11:41,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 02:11:41,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 02:11:41,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-08-26 02:11:41,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 02:11:41,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-08-26 02:11:41,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-08-26 02:11:41,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-26 02:11:41,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 02:11:45,200 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 02:11:45,200 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-08-26 02:11:45,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 02:11:45 BoogieIcfgContainer [2021-08-26 02:11:45,203 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 02:11:45,204 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 02:11:45,204 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 02:11:45,207 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 02:11:45,207 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 02:11:40" (1/3) ... [2021-08-26 02:11:45,208 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ca28203 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 02:11:45, skipping insertion in model container [2021-08-26 02:11:45,208 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 02:11:41" (2/3) ... [2021-08-26 02:11:45,208 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ca28203 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 02:11:45, skipping insertion in model container [2021-08-26 02:11:45,208 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 02:11:45" (3/3) ... [2021-08-26 02:11:45,210 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outl_p.i [2021-08-26 02:11:45,214 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 02:11:45,214 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-08-26 02:11:45,215 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ca28203 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 02:11:45, skipping insertion in model container [2021-08-26 02:11:45,215 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 02:11:45,216 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 02:11:45,216 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 02:11:45,216 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 02:11:45,217 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 02:11:45" (3/3) ... [2021-08-26 02:11:45,219 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-26 02:11:45,244 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-08-26 02:11:45,246 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 132 nodes and edges [2021-08-26 02:11:45,248 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-08-26 02:11:45,249 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-08-26 02:11:45,251 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-26 02:11:45,253 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 02:11:45,366 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-26 02:11:45,366 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 02:11:45,368 INFO L168 Benchmark]: Toolchain (without parser) took 5033.12 ms. Allocated memory was 77.6 MB in the beginning and 224.4 MB in the end (delta: 146.8 MB). Free memory was 58.1 MB in the beginning and 94.1 MB in the end (delta: -36.0 MB). Peak memory consumption was 109.8 MB. Max. memory is 16.1 GB. [2021-08-26 02:11:45,369 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 52.4 MB. Free memory was 33.4 MB in the beginning and 33.4 MB in the end (delta: 38.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 02:11:45,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1148.63 ms. Allocated memory was 77.6 MB in the beginning and 98.6 MB in the end (delta: 21.0 MB). Free memory was 57.9 MB in the beginning and 55.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 37.6 MB. Max. memory is 16.1 GB. [2021-08-26 02:11:45,369 INFO L168 Benchmark]: Boogie Procedure Inliner took 183.69 ms. Allocated memory is still 98.6 MB. Free memory was 55.8 MB in the beginning and 42.8 MB in the end (delta: 13.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-08-26 02:11:45,369 INFO L168 Benchmark]: Boogie Preprocessor took 126.68 ms. Allocated memory is still 98.6 MB. Free memory was 42.8 MB in the beginning and 55.4 MB in the end (delta: -12.6 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. [2021-08-26 02:11:45,370 INFO L168 Benchmark]: RCFGBuilder took 3405.86 ms. Allocated memory was 98.6 MB in the beginning and 224.4 MB in the end (delta: 125.8 MB). Free memory was 55.4 MB in the beginning and 126.6 MB in the end (delta: -71.3 MB). Peak memory consumption was 90.2 MB. Max. memory is 16.1 GB. [2021-08-26 02:11:45,370 INFO L168 Benchmark]: TraceAbstraction took 11.16 ms. Allocated memory is still 224.4 MB. Free memory was 126.6 MB in the beginning and 125.6 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 02:11:45,370 INFO L168 Benchmark]: Witness Printer took 150.46 ms. Allocated memory is still 224.4 MB. Free memory was 125.6 MB in the beginning and 94.1 MB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2021-08-26 02:11:45,372 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 52.4 MB. Free memory was 33.4 MB in the beginning and 33.4 MB in the end (delta: 38.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1148.63 ms. Allocated memory was 77.6 MB in the beginning and 98.6 MB in the end (delta: 21.0 MB). Free memory was 57.9 MB in the beginning and 55.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 37.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 183.69 ms. Allocated memory is still 98.6 MB. Free memory was 55.8 MB in the beginning and 42.8 MB in the end (delta: 13.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 126.68 ms. Allocated memory is still 98.6 MB. Free memory was 42.8 MB in the beginning and 55.4 MB in the end (delta: -12.6 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3405.86 ms. Allocated memory was 98.6 MB in the beginning and 224.4 MB in the end (delta: 125.8 MB). Free memory was 55.4 MB in the beginning and 126.6 MB in the end (delta: -71.3 MB). Peak memory consumption was 90.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 11.16 ms. Allocated memory is still 224.4 MB. Free memory was 126.6 MB in the beginning and 125.6 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 150.46 ms. Allocated memory is still 224.4 MB. Free memory was 125.6 MB in the beginning and 94.1 MB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * 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! [2021-08-26 02:11:45,410 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...