./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5fbdf5bf 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_inl.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 500277d0bd01d0558951e34082bcf1d8ced66617 ..................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-29 09:07:29,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-29 09:07:29,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-29 09:07:29,893 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-29 09:07:29,894 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-29 09:07:29,897 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-29 09:07:29,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-29 09:07:29,904 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-29 09:07:29,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-29 09:07:29,911 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-29 09:07:29,912 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-29 09:07:29,916 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-29 09:07:29,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-29 09:07:29,918 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-29 09:07:29,920 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-29 09:07:29,923 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-29 09:07:29,924 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-29 09:07:29,924 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-29 09:07:29,926 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-29 09:07:29,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-29 09:07:29,933 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-29 09:07:29,934 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-29 09:07:29,936 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-29 09:07:29,937 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-29 09:07:29,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-29 09:07:29,943 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-29 09:07:29,943 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-29 09:07:29,945 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-29 09:07:29,946 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-29 09:07:29,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-29 09:07:29,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-29 09:07:29,947 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-29 09:07:29,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-29 09:07:29,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-29 09:07:29,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-29 09:07:29,951 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-29 09:07:29,952 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-29 09:07:29,952 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-29 09:07:29,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-29 09:07:29,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-29 09:07:29,954 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-29 09:07:29,958 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-29 09:07:29,997 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-29 09:07:29,998 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-29 09:07:29,999 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-29 09:07:29,999 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-29 09:07:30,001 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-29 09:07:30,001 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-29 09:07:30,001 INFO L138 SettingsManager]: * Use SBE=true [2021-08-29 09:07:30,002 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-29 09:07:30,002 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-29 09:07:30,002 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-29 09:07:30,003 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-29 09:07:30,003 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-29 09:07:30,004 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-29 09:07:30,004 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-29 09:07:30,004 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-29 09:07:30,004 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-29 09:07:30,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-29 09:07:30,005 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-29 09:07:30,005 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-29 09:07:30,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-29 09:07:30,005 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-29 09:07:30,006 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-29 09:07:30,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 09:07:30,013 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-29 09:07:30,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-29 09:07:30,014 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-29 09:07:30,014 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-29 09:07:30,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-29 09:07:30,014 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-29 09:07:30,015 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-29 09:07:30,015 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 500277d0bd01d0558951e34082bcf1d8ced66617 [2021-08-29 09:07:30,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-29 09:07:30,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-29 09:07:30,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-29 09:07:30,388 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-29 09:07:30,388 INFO L275 PluginConnector]: CDTParser initialized [2021-08-29 09:07:30,390 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i [2021-08-29 09:07:30,450 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0998d1d3/88cfdf92d229402b97c6379bf6b96282/FLAGcaf1612f1 [2021-08-29 09:07:31,071 INFO L306 CDTParser]: Found 1 translation units. [2021-08-29 09:07:31,072 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i [2021-08-29 09:07:31,108 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0998d1d3/88cfdf92d229402b97c6379bf6b96282/FLAGcaf1612f1 [2021-08-29 09:07:31,420 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0998d1d3/88cfdf92d229402b97c6379bf6b96282 [2021-08-29 09:07:31,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-29 09:07:31,424 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-29 09:07:31,426 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-29 09:07:31,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-29 09:07:31,429 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-29 09:07:31,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:07:31" (1/1) ... [2021-08-29 09:07:31,431 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53f44000 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:31, skipping insertion in model container [2021-08-29 09:07:31,431 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:07:31" (1/1) ... [2021-08-29 09:07:31,437 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-29 09:07:31,502 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-29 09:07:31,684 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_inl.i[455,468] [2021-08-29 09:07:32,547 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 09:07:32,567 INFO L203 MainTranslator]: Completed pre-run [2021-08-29 09:07:32,576 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_inl.i[455,468] [2021-08-29 09:07:32,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 09:07:32,836 INFO L208 MainTranslator]: Completed translation [2021-08-29 09:07:32,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:32 WrapperNode [2021-08-29 09:07:32,838 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-29 09:07:32,839 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-29 09:07:32,840 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-29 09:07:32,840 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-29 09:07:32,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:32" (1/1) ... [2021-08-29 09:07:32,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:32" (1/1) ... [2021-08-29 09:07:33,009 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-29 09:07:33,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-29 09:07:33,010 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-29 09:07:33,010 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-29 09:07:33,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:32" (1/1) ... [2021-08-29 09:07:33,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:32" (1/1) ... [2021-08-29 09:07:33,027 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:32" (1/1) ... [2021-08-29 09:07:33,028 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:32" (1/1) ... [2021-08-29 09:07:33,122 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:32" (1/1) ... [2021-08-29 09:07:33,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:32" (1/1) ... [2021-08-29 09:07:33,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:32" (1/1) ... [2021-08-29 09:07:33,173 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-29 09:07:33,174 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-29 09:07:33,174 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-29 09:07:33,174 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-29 09:07:33,175 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:32" (1/1) ... [2021-08-29 09:07:33,180 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 09:07:33,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-29 09:07:33,199 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) [2021-08-29 09:07:33,218 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 [2021-08-29 09:07:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-29 09:07:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-08-29 09:07:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-29 09:07:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-08-29 09:07:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-08-29 09:07:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-29 09:07:33,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-29 09:07:33,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-08-29 09:07:33,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-29 09:07:33,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-08-29 09:07:33,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-08-29 09:07:33,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-29 09:07:33,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-29 09:07:35,042 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-29 09:07:35,042 INFO L299 CfgBuilder]: Removed 497 assume(true) statements. [2021-08-29 09:07:35,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:07:35 BoogieIcfgContainer [2021-08-29 09:07:35,045 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-29 09:07:35,047 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-29 09:07:35,047 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-29 09:07:35,050 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-29 09:07:35,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 09:07:31" (1/3) ... [2021-08-29 09:07:35,051 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6aec2f66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:07:35, skipping insertion in model container [2021-08-29 09:07:35,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:07:32" (2/3) ... [2021-08-29 09:07:35,051 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6aec2f66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 09:07:35, skipping insertion in model container [2021-08-29 09:07:35,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:07:35" (3/3) ... [2021-08-29 09:07:35,053 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inl.i [2021-08-29 09:07:35,057 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-29 09:07:35,057 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-08-29 09:07:35,059 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6aec2f66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 09:07:35, skipping insertion in model container [2021-08-29 09:07:35,059 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-29 09:07:35,060 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-29 09:07:35,060 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-29 09:07:35,060 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-29 09:07:35,061 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 09:07:35" (3/3) ... [2021-08-29 09:07:35,064 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-29 09:07:35,110 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 270 nodes and edges [2021-08-29 09:07:35,113 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 132 nodes and edges [2021-08-29 09:07:35,115 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-08-29 09:07:35,117 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-08-29 09:07:35,119 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-29 09:07:35,121 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-29 09:07:35,288 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-29 09:07:35,288 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-29 09:07:35,290 INFO L158 Benchmark]: Toolchain (without parser) took 3865.29ms. Allocated memory was 50.3MB in the beginning and 182.5MB in the end (delta: 132.1MB). Free memory was 32.9MB in the beginning and 106.7MB in the end (delta: -73.8MB). Peak memory consumption was 57.5MB. Max. memory is 16.1GB. [2021-08-29 09:07:35,290 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 50.3MB. Free memory was 32.5MB in the beginning and 32.4MB in the end (delta: 33.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-29 09:07:35,291 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1411.92ms. Allocated memory was 50.3MB in the beginning and 75.5MB in the end (delta: 25.2MB). Free memory was 32.8MB in the beginning and 31.7MB in the end (delta: 1.0MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2021-08-29 09:07:35,291 INFO L158 Benchmark]: Boogie Procedure Inliner took 170.31ms. Allocated memory is still 75.5MB. Free memory was 31.7MB in the beginning and 35.1MB in the end (delta: -3.4MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2021-08-29 09:07:35,291 INFO L158 Benchmark]: Boogie Preprocessor took 163.26ms. Allocated memory is still 75.5MB. Free memory was 35.1MB in the beginning and 37.2MB in the end (delta: -2.0MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2021-08-29 09:07:35,292 INFO L158 Benchmark]: RCFGBuilder took 1871.40ms. Allocated memory was 75.5MB in the beginning and 182.5MB in the end (delta: 107.0MB). Free memory was 37.2MB in the beginning and 139.2MB in the end (delta: -102.0MB). Peak memory consumption was 77.8MB. Max. memory is 16.1GB. [2021-08-29 09:07:35,292 INFO L158 Benchmark]: TraceAbstraction took 12.47ms. Allocated memory is still 182.5MB. Free memory was 138.1MB in the beginning and 137.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-29 09:07:35,292 INFO L158 Benchmark]: Witness Printer took 228.46ms. Allocated memory is still 182.5MB. Free memory was 137.1MB in the beginning and 106.7MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-08-29 09:07:35,294 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 50.3MB. Free memory was 32.5MB in the beginning and 32.4MB in the end (delta: 33.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1411.92ms. Allocated memory was 50.3MB in the beginning and 75.5MB in the end (delta: 25.2MB). Free memory was 32.8MB in the beginning and 31.7MB in the end (delta: 1.0MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 170.31ms. Allocated memory is still 75.5MB. Free memory was 31.7MB in the beginning and 35.1MB in the end (delta: -3.4MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 163.26ms. Allocated memory is still 75.5MB. Free memory was 35.1MB in the beginning and 37.2MB in the end (delta: -2.0MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1871.40ms. Allocated memory was 75.5MB in the beginning and 182.5MB in the end (delta: 107.0MB). Free memory was 37.2MB in the beginning and 139.2MB in the end (delta: -102.0MB). Peak memory consumption was 77.8MB. Max. memory is 16.1GB. * TraceAbstraction took 12.47ms. Allocated memory is still 182.5MB. Free memory was 138.1MB in the beginning and 137.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 228.46ms. Allocated memory is still 182.5MB. Free memory was 137.1MB in the beginning and 106.7MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. 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! [2021-08-29 09:07:35,323 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...