13.32/6.73 NO 13.32/6.73 13.32/6.73 Ultimate: Cannot open display: 13.32/6.73 This is Ultimate 0.1.24-8dc7c08-m 13.32/6.73 [2019-03-29 02:14:15,368 INFO L170 SettingsManager]: Resetting all preferences to default values... 13.32/6.73 [2019-03-29 02:14:15,370 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 13.32/6.73 [2019-03-29 02:14:15,381 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 13.32/6.73 [2019-03-29 02:14:15,382 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 13.32/6.73 [2019-03-29 02:14:15,383 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 13.32/6.73 [2019-03-29 02:14:15,384 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 13.32/6.73 [2019-03-29 02:14:15,385 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 13.32/6.73 [2019-03-29 02:14:15,387 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 13.32/6.73 [2019-03-29 02:14:15,388 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 13.32/6.73 [2019-03-29 02:14:15,388 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 13.32/6.73 [2019-03-29 02:14:15,389 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 13.32/6.73 [2019-03-29 02:14:15,390 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 13.32/6.73 [2019-03-29 02:14:15,391 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 13.32/6.73 [2019-03-29 02:14:15,392 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 13.32/6.73 [2019-03-29 02:14:15,392 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 13.32/6.73 [2019-03-29 02:14:15,393 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 13.32/6.73 [2019-03-29 02:14:15,395 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 13.32/6.73 [2019-03-29 02:14:15,397 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 13.32/6.73 [2019-03-29 02:14:15,398 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 13.32/6.73 [2019-03-29 02:14:15,399 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 13.32/6.73 [2019-03-29 02:14:15,400 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 13.32/6.73 [2019-03-29 02:14:15,402 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 13.32/6.73 [2019-03-29 02:14:15,403 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 13.32/6.73 [2019-03-29 02:14:15,403 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 13.32/6.73 [2019-03-29 02:14:15,404 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 13.32/6.73 [2019-03-29 02:14:15,404 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 13.32/6.73 [2019-03-29 02:14:15,405 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 13.32/6.73 [2019-03-29 02:14:15,405 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 13.32/6.73 [2019-03-29 02:14:15,406 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 13.32/6.73 [2019-03-29 02:14:15,407 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 13.32/6.73 [2019-03-29 02:14:15,407 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 13.32/6.73 [2019-03-29 02:14:15,408 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 13.32/6.73 [2019-03-29 02:14:15,409 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 13.32/6.73 [2019-03-29 02:14:15,409 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 13.32/6.73 [2019-03-29 02:14:15,409 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 13.32/6.73 [2019-03-29 02:14:15,410 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 13.32/6.73 [2019-03-29 02:14:15,411 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 13.32/6.73 [2019-03-29 02:14:15,411 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 13.32/6.73 [2019-03-29 02:14:15,411 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 13.32/6.73 [2019-03-29 02:14:15,426 INFO L110 SettingsManager]: Loading preferences was successful 13.32/6.73 [2019-03-29 02:14:15,427 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 13.32/6.73 [2019-03-29 02:14:15,428 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 13.32/6.73 [2019-03-29 02:14:15,428 INFO L133 SettingsManager]: * Rewrite not-equals=true 13.32/6.73 [2019-03-29 02:14:15,428 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 13.32/6.73 [2019-03-29 02:14:15,428 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 13.32/6.73 [2019-03-29 02:14:15,428 INFO L133 SettingsManager]: * Use SBE=true 13.32/6.73 [2019-03-29 02:14:15,429 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 13.32/6.73 [2019-03-29 02:14:15,429 INFO L133 SettingsManager]: * Use old map elimination=false 13.32/6.73 [2019-03-29 02:14:15,429 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 13.32/6.73 [2019-03-29 02:14:15,429 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 13.32/6.73 [2019-03-29 02:14:15,429 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 13.32/6.73 [2019-03-29 02:14:15,429 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 13.32/6.73 [2019-03-29 02:14:15,430 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 13.32/6.73 [2019-03-29 02:14:15,430 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.32/6.73 [2019-03-29 02:14:15,430 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 13.32/6.73 [2019-03-29 02:14:15,430 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 13.32/6.73 [2019-03-29 02:14:15,430 INFO L133 SettingsManager]: * Check division by zero=IGNORE 13.32/6.73 [2019-03-29 02:14:15,430 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 13.32/6.73 [2019-03-29 02:14:15,431 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 13.32/6.73 [2019-03-29 02:14:15,431 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 13.32/6.73 [2019-03-29 02:14:15,431 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 13.32/6.73 [2019-03-29 02:14:15,431 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 13.32/6.73 [2019-03-29 02:14:15,431 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 13.32/6.73 [2019-03-29 02:14:15,431 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.32/6.73 [2019-03-29 02:14:15,432 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 13.32/6.73 [2019-03-29 02:14:15,432 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 13.32/6.73 [2019-03-29 02:14:15,432 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 13.32/6.73 [2019-03-29 02:14:15,432 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 13.32/6.73 [2019-03-29 02:14:15,458 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 13.32/6.73 [2019-03-29 02:14:15,471 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 13.32/6.73 [2019-03-29 02:14:15,474 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 13.32/6.73 [2019-03-29 02:14:15,476 INFO L271 PluginConnector]: Initializing CDTParser... 13.32/6.73 [2019-03-29 02:14:15,476 INFO L276 PluginConnector]: CDTParser initialized 13.32/6.73 [2019-03-29 02:14:15,477 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 13.32/6.73 [2019-03-29 02:14:15,540 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/e9459b1113194abda62f6439d80eab0f/FLAG6df2b2b34 13.32/6.73 [2019-03-29 02:14:15,873 INFO L307 CDTParser]: Found 1 translation units. 13.32/6.73 [2019-03-29 02:14:15,873 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 13.32/6.73 [2019-03-29 02:14:15,880 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/e9459b1113194abda62f6439d80eab0f/FLAG6df2b2b34 13.32/6.73 [2019-03-29 02:14:16,283 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/e9459b1113194abda62f6439d80eab0f 13.32/6.73 [2019-03-29 02:14:16,295 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 13.32/6.73 [2019-03-29 02:14:16,296 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 13.32/6.73 [2019-03-29 02:14:16,297 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 13.32/6.73 [2019-03-29 02:14:16,297 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 13.32/6.73 [2019-03-29 02:14:16,301 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 13.32/6.73 [2019-03-29 02:14:16,302 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 02:14:16" (1/1) ... 13.32/6.73 [2019-03-29 02:14:16,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4483641a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:16, skipping insertion in model container 13.32/6.73 [2019-03-29 02:14:16,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 02:14:16" (1/1) ... 13.32/6.73 [2019-03-29 02:14:16,313 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 13.32/6.73 [2019-03-29 02:14:16,329 INFO L176 MainTranslator]: Built tables and reachable declarations 13.32/6.73 [2019-03-29 02:14:16,485 INFO L206 PostProcessor]: Analyzing one entry point: main 13.32/6.73 [2019-03-29 02:14:16,489 INFO L191 MainTranslator]: Completed pre-run 13.32/6.73 [2019-03-29 02:14:16,505 INFO L206 PostProcessor]: Analyzing one entry point: main 13.32/6.73 [2019-03-29 02:14:16,520 INFO L195 MainTranslator]: Completed translation 13.32/6.73 [2019-03-29 02:14:16,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:16 WrapperNode 13.32/6.73 [2019-03-29 02:14:16,521 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 13.32/6.73 [2019-03-29 02:14:16,522 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 13.32/6.73 [2019-03-29 02:14:16,522 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 13.32/6.73 [2019-03-29 02:14:16,522 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 13.32/6.73 [2019-03-29 02:14:16,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:16" (1/1) ... 13.32/6.73 [2019-03-29 02:14:16,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:16" (1/1) ... 13.32/6.73 [2019-03-29 02:14:16,621 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 13.32/6.73 [2019-03-29 02:14:16,622 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 13.32/6.73 [2019-03-29 02:14:16,622 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 13.32/6.73 [2019-03-29 02:14:16,622 INFO L276 PluginConnector]: Boogie Preprocessor initialized 13.32/6.73 [2019-03-29 02:14:16,632 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:16" (1/1) ... 13.32/6.73 [2019-03-29 02:14:16,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:16" (1/1) ... 13.32/6.73 [2019-03-29 02:14:16,633 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:16" (1/1) ... 13.32/6.73 [2019-03-29 02:14:16,633 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:16" (1/1) ... 13.32/6.73 [2019-03-29 02:14:16,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:16" (1/1) ... 13.32/6.73 [2019-03-29 02:14:16,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:16" (1/1) ... 13.32/6.73 [2019-03-29 02:14:16,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:16" (1/1) ... 13.32/6.73 [2019-03-29 02:14:16,642 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 13.32/6.73 [2019-03-29 02:14:16,643 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 13.32/6.73 [2019-03-29 02:14:16,643 INFO L271 PluginConnector]: Initializing RCFGBuilder... 13.32/6.73 [2019-03-29 02:14:16,643 INFO L276 PluginConnector]: RCFGBuilder initialized 13.32/6.73 [2019-03-29 02:14:16,644 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:16" (1/1) ... 13.32/6.73 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.32/6.73 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 13.32/6.73 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.32/6.73 [2019-03-29 02:14:16,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 13.32/6.73 [2019-03-29 02:14:16,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 13.32/6.73 [2019-03-29 02:14:16,837 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 13.32/6.73 [2019-03-29 02:14:16,837 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 13.32/6.73 [2019-03-29 02:14:16,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:14:16 BoogieIcfgContainer 13.32/6.73 [2019-03-29 02:14:16,839 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 13.32/6.73 [2019-03-29 02:14:16,839 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 13.32/6.73 [2019-03-29 02:14:16,840 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 13.32/6.73 [2019-03-29 02:14:16,842 INFO L276 PluginConnector]: BlockEncodingV2 initialized 13.32/6.73 [2019-03-29 02:14:16,843 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:14:16" (1/1) ... 13.32/6.73 [2019-03-29 02:14:16,858 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges 13.32/6.73 [2019-03-29 02:14:16,860 INFO L258 BlockEncoder]: Using Remove infeasible edges 13.32/6.73 [2019-03-29 02:14:16,861 INFO L263 BlockEncoder]: Using Maximize final states 13.32/6.73 [2019-03-29 02:14:16,861 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 13.32/6.73 [2019-03-29 02:14:16,862 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 13.32/6.73 [2019-03-29 02:14:16,865 INFO L296 BlockEncoder]: Using Remove sink states 13.32/6.73 [2019-03-29 02:14:16,866 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 13.32/6.73 [2019-03-29 02:14:16,866 INFO L179 BlockEncoder]: Using Rewrite not-equals 13.32/6.73 [2019-03-29 02:14:16,882 INFO L185 BlockEncoder]: Using Use SBE 13.32/6.73 [2019-03-29 02:14:16,897 INFO L200 BlockEncoder]: SBE split 1 edges 13.32/6.73 [2019-03-29 02:14:16,902 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 13.32/6.73 [2019-03-29 02:14:16,904 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.32/6.73 [2019-03-29 02:14:16,917 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 13.32/6.73 [2019-03-29 02:14:16,919 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states 13.32/6.73 [2019-03-29 02:14:16,921 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 13.32/6.73 [2019-03-29 02:14:16,921 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.32/6.73 [2019-03-29 02:14:16,921 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 13.32/6.73 [2019-03-29 02:14:16,921 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 13.32/6.73 [2019-03-29 02:14:16,921 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 13.32/6.73 [2019-03-29 02:14:16,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:14:16 BasicIcfg 13.32/6.73 [2019-03-29 02:14:16,922 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 13.32/6.73 [2019-03-29 02:14:16,923 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 13.32/6.73 [2019-03-29 02:14:16,923 INFO L271 PluginConnector]: Initializing TraceAbstraction... 13.32/6.73 [2019-03-29 02:14:16,926 INFO L276 PluginConnector]: TraceAbstraction initialized 13.32/6.73 [2019-03-29 02:14:16,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.03 02:14:16" (1/4) ... 13.32/6.73 [2019-03-29 02:14:16,927 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@756f7679 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 02:14:16, skipping insertion in model container 13.32/6.73 [2019-03-29 02:14:16,928 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:16" (2/4) ... 13.32/6.73 [2019-03-29 02:14:16,928 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@756f7679 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 02:14:16, skipping insertion in model container 13.32/6.73 [2019-03-29 02:14:16,928 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:14:16" (3/4) ... 13.32/6.73 [2019-03-29 02:14:16,929 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@756f7679 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:14:16, skipping insertion in model container 13.32/6.73 [2019-03-29 02:14:16,929 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:14:16" (4/4) ... 13.32/6.73 [2019-03-29 02:14:16,930 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.32/6.73 [2019-03-29 02:14:16,940 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 13.32/6.73 [2019-03-29 02:14:16,949 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 13.32/6.73 [2019-03-29 02:14:16,967 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 13.32/6.73 [2019-03-29 02:14:16,995 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.32/6.73 [2019-03-29 02:14:16,996 INFO L382 AbstractCegarLoop]: Interprodecural is true 13.32/6.73 [2019-03-29 02:14:16,996 INFO L383 AbstractCegarLoop]: Hoare is true 13.32/6.73 [2019-03-29 02:14:16,996 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 13.32/6.73 [2019-03-29 02:14:16,997 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 13.32/6.73 [2019-03-29 02:14:16,997 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.32/6.73 [2019-03-29 02:14:16,997 INFO L387 AbstractCegarLoop]: Difference is false 13.32/6.73 [2019-03-29 02:14:16,997 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 13.32/6.73 [2019-03-29 02:14:16,997 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 13.32/6.73 [2019-03-29 02:14:17,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 13.32/6.73 [2019-03-29 02:14:17,017 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 13.32/6.73 [2019-03-29 02:14:17,019 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 13.32/6.73 [2019-03-29 02:14:17,069 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 13.32/6.73 [2019-03-29 02:14:17,070 INFO L451 ceAbstractionStarter]: At program point L14-2(lines 14 17) the Hoare annotation is: true 13.32/6.73 [2019-03-29 02:14:17,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:14:17 BasicIcfg 13.32/6.73 [2019-03-29 02:14:17,078 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 13.32/6.73 [2019-03-29 02:14:17,079 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 13.32/6.73 [2019-03-29 02:14:17,079 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 13.32/6.73 [2019-03-29 02:14:17,082 INFO L276 PluginConnector]: BuchiAutomizer initialized 13.32/6.73 [2019-03-29 02:14:17,083 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.32/6.73 [2019-03-29 02:14:17,083 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.03 02:14:16" (1/5) ... 13.32/6.73 [2019-03-29 02:14:17,084 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6ac2a4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 02:14:17, skipping insertion in model container 13.32/6.73 [2019-03-29 02:14:17,084 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.32/6.73 [2019-03-29 02:14:17,084 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:14:16" (2/5) ... 13.32/6.73 [2019-03-29 02:14:17,085 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6ac2a4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 02:14:17, skipping insertion in model container 13.32/6.73 [2019-03-29 02:14:17,085 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.32/6.73 [2019-03-29 02:14:17,085 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:14:16" (3/5) ... 13.32/6.73 [2019-03-29 02:14:17,085 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6ac2a4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:14:17, skipping insertion in model container 13.32/6.73 [2019-03-29 02:14:17,085 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.32/6.73 [2019-03-29 02:14:17,086 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:14:16" (4/5) ... 13.32/6.73 [2019-03-29 02:14:17,086 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6ac2a4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:14:17, skipping insertion in model container 13.32/6.73 [2019-03-29 02:14:17,086 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.32/6.73 [2019-03-29 02:14:17,086 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:14:17" (5/5) ... 13.32/6.73 [2019-03-29 02:14:17,088 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.32/6.73 [2019-03-29 02:14:17,116 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.32/6.73 [2019-03-29 02:14:17,116 INFO L374 BuchiCegarLoop]: Interprodecural is true 13.32/6.73 [2019-03-29 02:14:17,117 INFO L375 BuchiCegarLoop]: Hoare is true 13.32/6.73 [2019-03-29 02:14:17,117 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 13.32/6.73 [2019-03-29 02:14:17,117 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 13.32/6.73 [2019-03-29 02:14:17,117 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.32/6.73 [2019-03-29 02:14:17,117 INFO L379 BuchiCegarLoop]: Difference is false 13.32/6.73 [2019-03-29 02:14:17,118 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 13.32/6.73 [2019-03-29 02:14:17,118 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 13.32/6.73 [2019-03-29 02:14:17,121 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 13.32/6.73 [2019-03-29 02:14:17,138 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 13.32/6.73 [2019-03-29 02:14:17,138 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.32/6.73 [2019-03-29 02:14:17,138 INFO L119 BuchiIsEmpty]: Starting construction of run 13.32/6.73 [2019-03-29 02:14:17,143 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.32/6.73 [2019-03-29 02:14:17,143 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 13.32/6.73 [2019-03-29 02:14:17,144 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 13.32/6.73 [2019-03-29 02:14:17,144 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 13.32/6.73 [2019-03-29 02:14:17,144 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 13.32/6.73 [2019-03-29 02:14:17,144 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.32/6.73 [2019-03-29 02:14:17,145 INFO L119 BuchiIsEmpty]: Starting construction of run 13.32/6.73 [2019-03-29 02:14:17,145 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.32/6.73 [2019-03-29 02:14:17,145 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 13.32/6.73 [2019-03-29 02:14:17,150 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [18] ULTIMATE.startENTRY-->L14-2: Formula: (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_~oldx~0=v_ULTIMATE.start_main_~oldx~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~oldx~0, ULTIMATE.start_main_~x~0] 4#L14-2true 13.32/6.73 [2019-03-29 02:14:17,150 INFO L796 eck$LassoCheckResult]: Loop: 4#L14-2true [22] L14-2-->L14-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_7 |v_ULTIMATE.start_main_#t~nondet1_3|) (<= (* 2 v_ULTIMATE.start_main_~oldx~0_6) v_ULTIMATE.start_main_~x~0_8) (< 1 v_ULTIMATE.start_main_~x~0_8) (= v_ULTIMATE.start_main_~oldx~0_5 v_ULTIMATE.start_main_~x~0_8)) InVars {ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_3|, ULTIMATE.start_main_~oldx~0=v_ULTIMATE.start_main_~oldx~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_2|, ULTIMATE.start_main_~oldx~0=v_ULTIMATE.start_main_~oldx~0_5, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_~oldx~0, ULTIMATE.start_main_~x~0] 4#L14-2true 13.32/6.73 [2019-03-29 02:14:17,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.32/6.73 [2019-03-29 02:14:17,156 INFO L82 PathProgramCache]: Analyzing trace with hash 49, now seen corresponding path program 1 times 13.32/6.73 [2019-03-29 02:14:17,158 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.32/6.73 [2019-03-29 02:14:17,159 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.32/6.73 [2019-03-29 02:14:17,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.32/6.73 [2019-03-29 02:14:17,187 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.32/6.73 [2019-03-29 02:14:17,188 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.32/6.73 [2019-03-29 02:14:17,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.32/6.73 [2019-03-29 02:14:17,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.32/6.73 [2019-03-29 02:14:17,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.32/6.73 [2019-03-29 02:14:17,227 INFO L82 PathProgramCache]: Analyzing trace with hash 53, now seen corresponding path program 1 times 13.32/6.73 [2019-03-29 02:14:17,227 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.32/6.73 [2019-03-29 02:14:17,227 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.32/6.73 [2019-03-29 02:14:17,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.32/6.73 [2019-03-29 02:14:17,229 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.32/6.73 [2019-03-29 02:14:17,229 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.32/6.73 [2019-03-29 02:14:17,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.32/6.73 [2019-03-29 02:14:17,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.32/6.73 [2019-03-29 02:14:17,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.32/6.73 [2019-03-29 02:14:17,241 INFO L82 PathProgramCache]: Analyzing trace with hash 1541, now seen corresponding path program 1 times 13.32/6.73 [2019-03-29 02:14:17,241 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.32/6.73 [2019-03-29 02:14:17,241 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.32/6.73 [2019-03-29 02:14:17,243 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.32/6.73 [2019-03-29 02:14:17,243 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.32/6.73 [2019-03-29 02:14:17,243 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.32/6.73 [2019-03-29 02:14:17,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.32/6.73 [2019-03-29 02:14:17,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.32/6.73 [2019-03-29 02:14:17,314 INFO L216 LassoAnalysis]: Preferences: 13.32/6.73 [2019-03-29 02:14:17,316 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.32/6.73 [2019-03-29 02:14:17,316 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.32/6.73 [2019-03-29 02:14:17,316 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.32/6.73 [2019-03-29 02:14:17,316 INFO L127 ssoRankerPreferences]: Use exernal solver: true 13.32/6.73 [2019-03-29 02:14:17,316 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.32/6.73 [2019-03-29 02:14:17,316 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.32/6.73 [2019-03-29 02:14:17,317 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.32/6.73 [2019-03-29 02:14:17,317 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 13.32/6.73 [2019-03-29 02:14:17,317 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.32/6.73 [2019-03-29 02:14:17,317 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.32/6.73 [2019-03-29 02:14:17,337 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.32/6.73 [2019-03-29 02:14:17,347 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.32/6.73 [2019-03-29 02:14:17,351 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.32/6.73 [2019-03-29 02:14:17,473 INFO L300 LassoAnalysis]: Preprocessing complete. 13.32/6.73 [2019-03-29 02:14:17,473 INFO L412 LassoAnalysis]: Checking for nontermination... 13.32/6.73 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.32/6.73 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.32/6.73 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.32/6.73 [2019-03-29 02:14:17,498 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.32/6.73 [2019-03-29 02:14:17,498 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.32/6.73 [2019-03-29 02:14:17,532 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.32/6.73 [2019-03-29 02:14:17,532 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.32/6.73 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.32/6.73 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.32/6.73 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.32/6.73 [2019-03-29 02:14:17,538 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.32/6.73 [2019-03-29 02:14:17,538 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.32/6.73 [2019-03-29 02:14:17,565 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.32/6.73 [2019-03-29 02:14:17,566 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.32/6.73 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.32/6.73 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.32/6.73 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.32/6.73 [2019-03-29 02:14:17,570 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.32/6.73 [2019-03-29 02:14:17,570 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.32/6.73 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.32/6.73 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.32/6.73 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.32/6.73 [2019-03-29 02:14:17,607 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.32/6.73 [2019-03-29 02:14:17,607 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.32/6.73 [2019-03-29 02:14:17,678 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.32/6.73 [2019-03-29 02:14:17,678 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=6, ULTIMATE.start_main_~oldx~0=1, ULTIMATE.start_main_~x~0=2} Honda state: {ULTIMATE.start_main_#t~nondet1=6, ULTIMATE.start_main_~oldx~0=1, ULTIMATE.start_main_~x~0=2} Generalized eigenvectors: [{ULTIMATE.start_main_#t~nondet1=4, ULTIMATE.start_main_~oldx~0=1, ULTIMATE.start_main_~x~0=2}, {ULTIMATE.start_main_#t~nondet1=0, ULTIMATE.start_main_~oldx~0=-1, ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_#t~nondet1=4, ULTIMATE.start_main_~oldx~0=1, ULTIMATE.start_main_~x~0=2}] Lambdas: [2, 0, 2] Nus: [0, 0] 13.32/6.73 [2019-03-29 02:14:17,710 INFO L216 LassoAnalysis]: Preferences: 13.32/6.73 [2019-03-29 02:14:17,711 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.32/6.73 [2019-03-29 02:14:17,711 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.32/6.73 [2019-03-29 02:14:17,711 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.32/6.73 [2019-03-29 02:14:17,711 INFO L127 ssoRankerPreferences]: Use exernal solver: true 13.32/6.73 [2019-03-29 02:14:17,711 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.32/6.73 [2019-03-29 02:14:17,712 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.32/6.73 [2019-03-29 02:14:17,712 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.32/6.73 [2019-03-29 02:14:17,712 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 13.32/6.73 [2019-03-29 02:14:17,712 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.32/6.73 [2019-03-29 02:14:17,712 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.32/6.73 [2019-03-29 02:14:17,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.32/6.73 [2019-03-29 02:14:17,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.32/6.73 [2019-03-29 02:14:17,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.32/6.73 [2019-03-29 02:14:17,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.32/6.73 [2019-03-29 02:14:17,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.32/6.73 [2019-03-29 02:14:17,830 INFO L300 LassoAnalysis]: Preprocessing complete. 13.32/6.73 [2019-03-29 02:14:17,830 INFO L412 LassoAnalysis]: Checking for nontermination... 13.32/6.73 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.32/6.73 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.32/6.73 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.32/6.73 [2019-03-29 02:14:17,834 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.32/6.73 [2019-03-29 02:14:17,834 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.32/6.73 [2019-03-29 02:14:17,862 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.32/6.73 [2019-03-29 02:14:17,862 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_2=0} Honda state: {v_rep~unnamed0~0~false_2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.32/6.73 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.32/6.73 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.32/6.73 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.32/6.73 [2019-03-29 02:14:17,867 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.32/6.73 [2019-03-29 02:14:17,867 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.32/6.73 [2019-03-29 02:14:17,871 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.32/6.73 [2019-03-29 02:14:17,871 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.32/6.73 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.32/6.73 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.32/6.73 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.32/6.73 [2019-03-29 02:14:17,898 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.32/6.73 [2019-03-29 02:14:17,899 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.32/6.73 [2019-03-29 02:14:17,902 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.32/6.73 [2019-03-29 02:14:17,903 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.32/6.73 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.32/6.73 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.32/6.73 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.32/6.73 [2019-03-29 02:14:17,931 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.32/6.73 [2019-03-29 02:14:17,931 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.32/6.73 [2019-03-29 02:14:17,959 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.32/6.73 [2019-03-29 02:14:17,959 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_2=1} Honda state: {v_rep~unnamed0~0~true_2=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.32/6.73 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.32/6.73 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.32/6.73 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.32/6.73 [2019-03-29 02:14:17,964 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.32/6.73 [2019-03-29 02:14:17,964 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.32/6.73 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.32/6.73 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.32/6.73 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.32/6.73 [2019-03-29 02:14:17,999 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.32/6.73 [2019-03-29 02:14:17,999 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.32/6.73 [2019-03-29 02:14:18,067 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.32/6.73 [2019-03-29 02:14:18,068 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~oldx~0=1, ULTIMATE.start_main_#t~nondet1=6, ULTIMATE.start_main_~x~0=2} Honda state: {ULTIMATE.start_main_~oldx~0=1, ULTIMATE.start_main_#t~nondet1=6, ULTIMATE.start_main_~x~0=2} Generalized eigenvectors: [{ULTIMATE.start_main_~oldx~0=1, ULTIMATE.start_main_#t~nondet1=4, ULTIMATE.start_main_~x~0=2}, {ULTIMATE.start_main_~oldx~0=-1, ULTIMATE.start_main_#t~nondet1=0, ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_~oldx~0=1, ULTIMATE.start_main_#t~nondet1=4, ULTIMATE.start_main_~x~0=2}] Lambdas: [2, 0, 2] Nus: [0, 0] 13.32/6.73 [2019-03-29 02:14:18,105 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.32/6.73 [2019-03-29 02:14:18,107 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.32/6.73 [2019-03-29 02:14:18,108 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.32/6.73 [2019-03-29 02:14:18,108 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.32/6.73 [2019-03-29 02:14:18,108 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.32/6.73 [2019-03-29 02:14:18,109 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.32/6.73 [2019-03-29 02:14:18,109 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.32/6.73 [2019-03-29 02:14:18,110 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.32/6.73 [2019-03-29 02:14:18,110 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.32/6.73 [2019-03-29 02:14:18,111 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.32/6.73 [2019-03-29 02:14:18,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:14:18 BasicIcfg 13.32/6.73 [2019-03-29 02:14:18,121 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 13.32/6.73 [2019-03-29 02:14:18,122 INFO L168 Benchmark]: Toolchain (without parser) took 1826.67 ms. Allocated memory was 649.6 MB in the beginning and 659.6 MB in the end (delta: 10.0 MB). Free memory was 563.3 MB in the beginning and 507.1 MB in the end (delta: 56.1 MB). Peak memory consumption was 66.1 MB. Max. memory is 50.3 GB. 13.32/6.73 [2019-03-29 02:14:18,124 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.2 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.32/6.73 [2019-03-29 02:14:18,124 INFO L168 Benchmark]: CACSL2BoogieTranslator took 224.05 ms. Allocated memory is still 649.6 MB. Free memory was 563.3 MB in the beginning and 553.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 50.3 GB. 13.32/6.73 [2019-03-29 02:14:18,125 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.59 ms. Allocated memory was 649.6 MB in the beginning and 659.6 MB in the end (delta: 10.0 MB). Free memory was 553.6 MB in the beginning and 625.4 MB in the end (delta: -71.8 MB). Peak memory consumption was 20.1 MB. Max. memory is 50.3 GB. 13.32/6.73 [2019-03-29 02:14:18,126 INFO L168 Benchmark]: Boogie Preprocessor took 20.52 ms. Allocated memory is still 659.6 MB. Free memory was 625.4 MB in the beginning and 622.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 13.32/6.73 [2019-03-29 02:14:18,126 INFO L168 Benchmark]: RCFGBuilder took 196.50 ms. Allocated memory is still 659.6 MB. Free memory was 622.5 MB in the beginning and 610.1 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 50.3 GB. 13.32/6.73 [2019-03-29 02:14:18,127 INFO L168 Benchmark]: BlockEncodingV2 took 82.84 ms. Allocated memory is still 659.6 MB. Free memory was 610.1 MB in the beginning and 605.8 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 50.3 GB. 13.32/6.73 [2019-03-29 02:14:18,127 INFO L168 Benchmark]: TraceAbstraction took 155.00 ms. Allocated memory is still 659.6 MB. Free memory was 604.8 MB in the beginning and 596.1 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 50.3 GB. 13.32/6.73 [2019-03-29 02:14:18,128 INFO L168 Benchmark]: BuchiAutomizer took 1042.96 ms. Allocated memory is still 659.6 MB. Free memory was 596.1 MB in the beginning and 507.1 MB in the end (delta: 89.0 MB). Peak memory consumption was 89.0 MB. Max. memory is 50.3 GB. 13.32/6.73 [2019-03-29 02:14:18,132 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 13.32/6.73 --- Results --- 13.32/6.73 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 13.32/6.73 - StatisticsResult: Initial Icfg 13.32/6.73 6 locations, 7 edges 13.32/6.73 - StatisticsResult: Encoded RCFG 13.32/6.73 2 locations, 2 edges 13.32/6.73 * Results from de.uni_freiburg.informatik.ultimate.core: 13.32/6.73 - StatisticsResult: Toolchain Benchmarks 13.32/6.73 Benchmark results are: 13.32/6.73 * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.2 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.32/6.73 * CACSL2BoogieTranslator took 224.05 ms. Allocated memory is still 649.6 MB. Free memory was 563.3 MB in the beginning and 553.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 50.3 GB. 13.32/6.73 * Boogie Procedure Inliner took 99.59 ms. Allocated memory was 649.6 MB in the beginning and 659.6 MB in the end (delta: 10.0 MB). Free memory was 553.6 MB in the beginning and 625.4 MB in the end (delta: -71.8 MB). Peak memory consumption was 20.1 MB. Max. memory is 50.3 GB. 13.32/6.73 * Boogie Preprocessor took 20.52 ms. Allocated memory is still 659.6 MB. Free memory was 625.4 MB in the beginning and 622.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 13.32/6.73 * RCFGBuilder took 196.50 ms. Allocated memory is still 659.6 MB. Free memory was 622.5 MB in the beginning and 610.1 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 50.3 GB. 13.32/6.73 * BlockEncodingV2 took 82.84 ms. Allocated memory is still 659.6 MB. Free memory was 610.1 MB in the beginning and 605.8 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 50.3 GB. 13.32/6.73 * TraceAbstraction took 155.00 ms. Allocated memory is still 659.6 MB. Free memory was 604.8 MB in the beginning and 596.1 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 50.3 GB. 13.32/6.73 * BuchiAutomizer took 1042.96 ms. Allocated memory is still 659.6 MB. Free memory was 596.1 MB in the beginning and 507.1 MB in the end (delta: 89.0 MB). Peak memory consumption was 89.0 MB. Max. memory is 50.3 GB. 13.32/6.73 * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: 13.32/6.73 - GenericResult: Unfinished Backtranslation 13.32/6.73 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.32/6.73 - GenericResult: Unfinished Backtranslation 13.32/6.73 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.32/6.73 - GenericResult: Unfinished Backtranslation 13.32/6.73 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.32/6.73 - GenericResult: Unfinished Backtranslation 13.32/6.73 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.32/6.73 - GenericResult: Unfinished Backtranslation 13.32/6.73 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.32/6.73 - GenericResult: Unfinished Backtranslation 13.32/6.73 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.32/6.73 - GenericResult: Unfinished Backtranslation 13.32/6.73 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.32/6.73 - GenericResult: Unfinished Backtranslation 13.32/6.73 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.32/6.73 - GenericResult: Unfinished Backtranslation 13.32/6.73 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.32/6.73 - GenericResult: Unfinished Backtranslation 13.32/6.73 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.32/6.73 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 13.32/6.73 - AllSpecificationsHoldResult: All specifications hold 13.32/6.73 We were not able to verify any specifiation because the program does not contain any specification. 13.32/6.73 - InvariantResult [Line: 14]: Loop Invariant 13.32/6.73 Derived loop invariant: 1 13.32/6.73 - StatisticsResult: Ultimate Automizer benchmark data 13.32/6.73 CFG has 1 procedures, 2 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 13.32/6.73 - StatisticsResult: Constructed decomposition of program 13.32/6.73 Trivial decomposition into one nonterminating module. 13.32/6.73 - StatisticsResult: Timing statistics 13.32/6.73 BüchiAutomizer plugin needed 0.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 0.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital16 mio100 ax175 hnf100 lsp57 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq150 hnf91 smp100 dnf100 smp100 tf109 neg100 sie108 LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 6 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s 13.32/6.73 - TerminationAnalysisResult: Nontermination possible 13.32/6.73 Buchi Automizer proved that your program is nonterminating for some inputs 13.32/6.73 - GeometricNonTerminationArgumentResult [Line: 14]: Nontermination argument in form of an infinite program execution. 13.32/6.73 [2019-03-29 02:14:18,142 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.32/6.73 [2019-03-29 02:14:18,142 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.32/6.73 [2019-03-29 02:14:18,143 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.32/6.73 [2019-03-29 02:14:18,143 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.32/6.73 [2019-03-29 02:14:18,143 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.32/6.73 [2019-03-29 02:14:18,144 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.32/6.73 [2019-03-29 02:14:18,144 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.32/6.73 [2019-03-29 02:14:18,144 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.32/6.73 [2019-03-29 02:14:18,145 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.32/6.73 [2019-03-29 02:14:18,145 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.32/6.73 [2019-03-29 02:14:18,146 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.32/6.73 [2019-03-29 02:14:18,146 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.32/6.73 [2019-03-29 02:14:18,146 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.32/6.73 [2019-03-29 02:14:18,147 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.32/6.73 [2019-03-29 02:14:18,147 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.32/6.73 [2019-03-29 02:14:18,148 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.32/6.73 [2019-03-29 02:14:18,148 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.32/6.73 [2019-03-29 02:14:18,148 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.32/6.73 [2019-03-29 02:14:18,149 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 13.32/6.73 [2019-03-29 02:14:18,149 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 13.32/6.73 Nontermination argument in form of an infinite execution 13.32/6.73 {|ULTIMATE.start_main_#t~nondet0|=0, |ULTIMATE.start_main_#t~nondet1|=6, |ULTIMATE.start_main_#res|=0, ~unnamed0~0~false=0, ULTIMATE.start_main_~oldx~0=1, ~unnamed0~0~true=1, ULTIMATE.start_main_~x~0=2} 13.32/6.73 {x=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3ba2f76f=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@21fd687f=6, ~unnamed0~0~false=0, x=2} 13.32/6.73 {x=2, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3ba2f76f=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@21fd687f=14, ~unnamed0~0~false=0, x=6} 13.32/6.73 {x=6, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3ba2f76f=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@21fd687f=30, ~unnamed0~0~false=0, x=14} 13.32/6.73 {x=14, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3ba2f76f=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@21fd687f=62, ~unnamed0~0~false=0, x=30} 13.32/6.73 {x=30, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3ba2f76f=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@21fd687f=126, ~unnamed0~0~false=0, x=62} 13.32/6.73 - StatisticsResult: NonterminationArgumentStatistics 13.32/6.73 Unbounded Execution 3GEVs Lambdas: [2, 0, 2] Mus: [0, 0] 13.32/6.73 - NonterminatingLassoResult [Line: 14]: Nonterminating execution 13.32/6.73 Found a nonterminating execution for the following lasso shaped sequence of statements. 13.32/6.73 Stem: 13.32/6.73 [L12] int x, oldx; 13.32/6.73 [L13] x = __VERIFIER_nondet_int() 13.32/6.73 Loop: 13.32/6.73 [L14] COND TRUE x > 1 && x >= 2*oldx 13.32/6.73 [L15] oldx = x 13.32/6.73 [L16] x = __VERIFIER_nondet_int() 13.32/6.73 End of lasso representation. 13.32/6.73 RESULT: Ultimate proved your program to be incorrect! 13.32/6.73 !SESSION 2019-03-29 02:14:13.034 ----------------------------------------------- 13.32/6.73 eclipse.buildId=unknown 13.32/6.73 java.version=1.8.0_181 13.32/6.73 java.vendor=Oracle Corporation 13.32/6.73 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 13.32/6.73 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 13.32/6.73 Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c 13.32/6.73 13.32/6.73 !ENTRY org.eclipse.core.resources 2 10035 2019-03-29 02:14:18.374 13.32/6.73 !MESSAGE The workspace will exit with unsaved changes in this session. 13.32/6.73 Received shutdown request... 13.32/6.73 Ultimate: 13.32/6.73 GTK+ Version Check 13.32/6.73 EOF