12.58/6.45 NO 12.58/6.45 12.58/6.45 Ultimate: Cannot open display: 12.58/6.45 This is Ultimate 0.1.24-8dc7c08-m 12.58/6.45 [2019-03-28 22:52:15,816 INFO L170 SettingsManager]: Resetting all preferences to default values... 12.58/6.45 [2019-03-28 22:52:15,818 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 12.58/6.45 [2019-03-28 22:52:15,830 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 12.58/6.45 [2019-03-28 22:52:15,830 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 12.58/6.45 [2019-03-28 22:52:15,831 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 12.58/6.45 [2019-03-28 22:52:15,832 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 12.58/6.45 [2019-03-28 22:52:15,834 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 12.58/6.45 [2019-03-28 22:52:15,835 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 12.58/6.45 [2019-03-28 22:52:15,836 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 12.58/6.45 [2019-03-28 22:52:15,837 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 12.58/6.45 [2019-03-28 22:52:15,837 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 12.58/6.45 [2019-03-28 22:52:15,838 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 12.58/6.45 [2019-03-28 22:52:15,839 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 12.58/6.45 [2019-03-28 22:52:15,840 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 12.58/6.45 [2019-03-28 22:52:15,841 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 12.58/6.45 [2019-03-28 22:52:15,841 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 12.58/6.45 [2019-03-28 22:52:15,843 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 12.58/6.45 [2019-03-28 22:52:15,845 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 12.58/6.45 [2019-03-28 22:52:15,846 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 12.58/6.45 [2019-03-28 22:52:15,847 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 12.58/6.45 [2019-03-28 22:52:15,848 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 12.58/6.45 [2019-03-28 22:52:15,851 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 12.58/6.45 [2019-03-28 22:52:15,851 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 12.58/6.45 [2019-03-28 22:52:15,851 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 12.58/6.45 [2019-03-28 22:52:15,852 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 12.58/6.45 [2019-03-28 22:52:15,852 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 12.58/6.45 [2019-03-28 22:52:15,853 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 12.58/6.45 [2019-03-28 22:52:15,853 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 12.58/6.45 [2019-03-28 22:52:15,854 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 12.58/6.45 [2019-03-28 22:52:15,855 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 12.58/6.45 [2019-03-28 22:52:15,855 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 12.58/6.45 [2019-03-28 22:52:15,856 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 12.58/6.45 [2019-03-28 22:52:15,856 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 12.58/6.45 [2019-03-28 22:52:15,857 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 12.58/6.45 [2019-03-28 22:52:15,857 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 12.58/6.45 [2019-03-28 22:52:15,857 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 12.58/6.45 [2019-03-28 22:52:15,858 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 12.58/6.45 [2019-03-28 22:52:15,859 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 12.58/6.45 [2019-03-28 22:52:15,859 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox2/solver/bin/./../termcomp2017.epf 12.58/6.45 [2019-03-28 22:52:15,874 INFO L110 SettingsManager]: Loading preferences was successful 12.58/6.45 [2019-03-28 22:52:15,874 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 12.58/6.45 [2019-03-28 22:52:15,875 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 12.58/6.45 [2019-03-28 22:52:15,875 INFO L133 SettingsManager]: * Rewrite not-equals=true 12.58/6.45 [2019-03-28 22:52:15,875 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 12.58/6.45 [2019-03-28 22:52:15,876 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 12.58/6.45 [2019-03-28 22:52:15,876 INFO L133 SettingsManager]: * Use SBE=true 12.58/6.45 [2019-03-28 22:52:15,876 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 12.58/6.45 [2019-03-28 22:52:15,876 INFO L133 SettingsManager]: * Use old map elimination=false 12.58/6.45 [2019-03-28 22:52:15,876 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 12.58/6.45 [2019-03-28 22:52:15,876 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 12.58/6.45 [2019-03-28 22:52:15,877 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 12.58/6.45 [2019-03-28 22:52:15,877 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 12.58/6.45 [2019-03-28 22:52:15,877 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 12.58/6.45 [2019-03-28 22:52:15,877 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.58/6.45 [2019-03-28 22:52:15,877 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 12.58/6.45 [2019-03-28 22:52:15,877 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 12.58/6.45 [2019-03-28 22:52:15,878 INFO L133 SettingsManager]: * Check division by zero=IGNORE 12.58/6.45 [2019-03-28 22:52:15,878 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 12.58/6.45 [2019-03-28 22:52:15,878 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 12.58/6.45 [2019-03-28 22:52:15,878 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 12.58/6.45 [2019-03-28 22:52:15,878 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 12.58/6.45 [2019-03-28 22:52:15,878 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 12.58/6.45 [2019-03-28 22:52:15,879 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 12.58/6.45 [2019-03-28 22:52:15,879 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.58/6.45 [2019-03-28 22:52:15,879 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 12.58/6.45 [2019-03-28 22:52:15,879 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 12.58/6.45 [2019-03-28 22:52:15,879 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 12.58/6.45 [2019-03-28 22:52:15,879 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 12.58/6.45 [2019-03-28 22:52:15,905 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 12.58/6.45 [2019-03-28 22:52:15,919 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 12.58/6.45 [2019-03-28 22:52:15,922 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 12.58/6.45 [2019-03-28 22:52:15,924 INFO L271 PluginConnector]: Initializing CDTParser... 12.58/6.45 [2019-03-28 22:52:15,924 INFO L276 PluginConnector]: CDTParser initialized 12.58/6.45 [2019-03-28 22:52:15,925 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox2/benchmark/theBenchmark.c 12.58/6.45 [2019-03-28 22:52:15,997 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox2/tmp/f7997e8d41f04f18a7e2e48565b2d038/FLAGa74a374a1 12.58/6.45 [2019-03-28 22:52:16,329 INFO L307 CDTParser]: Found 1 translation units. 12.58/6.45 [2019-03-28 22:52:16,329 INFO L161 CDTParser]: Scanning /export/starexec/sandbox2/benchmark/theBenchmark.c 12.58/6.45 [2019-03-28 22:52:16,336 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox2/tmp/f7997e8d41f04f18a7e2e48565b2d038/FLAGa74a374a1 12.58/6.45 [2019-03-28 22:52:16,730 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox2/tmp/f7997e8d41f04f18a7e2e48565b2d038 12.58/6.45 [2019-03-28 22:52:16,742 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 12.58/6.45 [2019-03-28 22:52:16,744 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 12.58/6.45 [2019-03-28 22:52:16,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 12.58/6.45 [2019-03-28 22:52:16,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 12.58/6.45 [2019-03-28 22:52:16,749 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 12.58/6.45 [2019-03-28 22:52:16,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:52:16" (1/1) ... 12.58/6.45 [2019-03-28 22:52:16,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d33b6bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:16, skipping insertion in model container 12.58/6.45 [2019-03-28 22:52:16,753 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:52:16" (1/1) ... 12.58/6.45 [2019-03-28 22:52:16,760 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 12.58/6.45 [2019-03-28 22:52:16,777 INFO L176 MainTranslator]: Built tables and reachable declarations 12.58/6.45 [2019-03-28 22:52:16,932 INFO L206 PostProcessor]: Analyzing one entry point: main 12.58/6.45 [2019-03-28 22:52:16,936 INFO L191 MainTranslator]: Completed pre-run 12.58/6.45 [2019-03-28 22:52:16,952 INFO L206 PostProcessor]: Analyzing one entry point: main 12.58/6.45 [2019-03-28 22:52:16,966 INFO L195 MainTranslator]: Completed translation 12.58/6.45 [2019-03-28 22:52:16,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:16 WrapperNode 12.58/6.45 [2019-03-28 22:52:16,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 12.58/6.45 [2019-03-28 22:52:16,967 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 12.58/6.45 [2019-03-28 22:52:16,967 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 12.58/6.45 [2019-03-28 22:52:16,968 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 12.58/6.45 [2019-03-28 22:52:17,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:16" (1/1) ... 12.58/6.45 [2019-03-28 22:52:17,039 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:16" (1/1) ... 12.58/6.45 [2019-03-28 22:52:17,057 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 12.58/6.45 [2019-03-28 22:52:17,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 12.58/6.45 [2019-03-28 22:52:17,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 12.58/6.45 [2019-03-28 22:52:17,058 INFO L276 PluginConnector]: Boogie Preprocessor initialized 12.58/6.45 [2019-03-28 22:52:17,067 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:16" (1/1) ... 12.58/6.45 [2019-03-28 22:52:17,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:16" (1/1) ... 12.58/6.45 [2019-03-28 22:52:17,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:16" (1/1) ... 12.58/6.45 [2019-03-28 22:52:17,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:16" (1/1) ... 12.58/6.45 [2019-03-28 22:52:17,070 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:16" (1/1) ... 12.58/6.45 [2019-03-28 22:52:17,075 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:16" (1/1) ... 12.58/6.45 [2019-03-28 22:52:17,075 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:16" (1/1) ... 12.58/6.45 [2019-03-28 22:52:17,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 12.58/6.45 [2019-03-28 22:52:17,077 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 12.58/6.45 [2019-03-28 22:52:17,077 INFO L271 PluginConnector]: Initializing RCFGBuilder... 12.58/6.45 [2019-03-28 22:52:17,077 INFO L276 PluginConnector]: RCFGBuilder initialized 12.58/6.45 [2019-03-28 22:52:17,078 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:16" (1/1) ... 12.58/6.45 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 12.58/6.45 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 12.58/6.45 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.58/6.45 [2019-03-28 22:52:17,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 12.58/6.45 [2019-03-28 22:52:17,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 12.58/6.45 [2019-03-28 22:52:17,266 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 12.58/6.45 [2019-03-28 22:52:17,266 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 12.58/6.45 [2019-03-28 22:52:17,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:52:17 BoogieIcfgContainer 12.58/6.45 [2019-03-28 22:52:17,268 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 12.58/6.45 [2019-03-28 22:52:17,268 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 12.58/6.45 [2019-03-28 22:52:17,268 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 12.58/6.45 [2019-03-28 22:52:17,270 INFO L276 PluginConnector]: BlockEncodingV2 initialized 12.58/6.45 [2019-03-28 22:52:17,271 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:52:17" (1/1) ... 12.58/6.45 [2019-03-28 22:52:17,285 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges 12.58/6.45 [2019-03-28 22:52:17,286 INFO L258 BlockEncoder]: Using Remove infeasible edges 12.58/6.45 [2019-03-28 22:52:17,287 INFO L263 BlockEncoder]: Using Maximize final states 12.58/6.45 [2019-03-28 22:52:17,288 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 12.58/6.45 [2019-03-28 22:52:17,288 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 12.58/6.45 [2019-03-28 22:52:17,290 INFO L296 BlockEncoder]: Using Remove sink states 12.58/6.45 [2019-03-28 22:52:17,291 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 12.58/6.45 [2019-03-28 22:52:17,291 INFO L179 BlockEncoder]: Using Rewrite not-equals 12.58/6.45 [2019-03-28 22:52:17,303 INFO L185 BlockEncoder]: Using Use SBE 12.58/6.45 [2019-03-28 22:52:17,310 INFO L200 BlockEncoder]: SBE split 0 edges 12.58/6.45 [2019-03-28 22:52:17,315 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 12.58/6.45 [2019-03-28 22:52:17,317 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.58/6.45 [2019-03-28 22:52:17,328 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 12.58/6.45 [2019-03-28 22:52:17,330 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states 12.58/6.45 [2019-03-28 22:52:17,331 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 12.58/6.45 [2019-03-28 22:52:17,332 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.58/6.45 [2019-03-28 22:52:17,332 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 12.58/6.45 [2019-03-28 22:52:17,332 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 12.58/6.45 [2019-03-28 22:52:17,332 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 12.58/6.45 [2019-03-28 22:52:17,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:52:17 BasicIcfg 12.58/6.45 [2019-03-28 22:52:17,333 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 12.58/6.45 [2019-03-28 22:52:17,334 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 12.58/6.45 [2019-03-28 22:52:17,334 INFO L271 PluginConnector]: Initializing TraceAbstraction... 12.58/6.45 [2019-03-28 22:52:17,337 INFO L276 PluginConnector]: TraceAbstraction initialized 12.58/6.45 [2019-03-28 22:52:17,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 10:52:16" (1/4) ... 12.58/6.45 [2019-03-28 22:52:17,338 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@737e8345 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:52:17, skipping insertion in model container 12.58/6.45 [2019-03-28 22:52:17,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:16" (2/4) ... 12.58/6.45 [2019-03-28 22:52:17,339 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@737e8345 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:52:17, skipping insertion in model container 12.58/6.45 [2019-03-28 22:52:17,339 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:52:17" (3/4) ... 12.58/6.45 [2019-03-28 22:52:17,339 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@737e8345 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:52:17, skipping insertion in model container 12.58/6.45 [2019-03-28 22:52:17,339 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:52:17" (4/4) ... 12.58/6.45 [2019-03-28 22:52:17,341 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.58/6.45 [2019-03-28 22:52:17,351 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 12.58/6.45 [2019-03-28 22:52:17,358 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 12.58/6.45 [2019-03-28 22:52:17,375 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 12.58/6.45 [2019-03-28 22:52:17,403 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.58/6.45 [2019-03-28 22:52:17,404 INFO L382 AbstractCegarLoop]: Interprodecural is true 12.58/6.45 [2019-03-28 22:52:17,404 INFO L383 AbstractCegarLoop]: Hoare is true 12.58/6.45 [2019-03-28 22:52:17,405 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 12.58/6.45 [2019-03-28 22:52:17,405 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 12.58/6.45 [2019-03-28 22:52:17,405 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.58/6.45 [2019-03-28 22:52:17,405 INFO L387 AbstractCegarLoop]: Difference is false 12.58/6.45 [2019-03-28 22:52:17,405 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 12.58/6.45 [2019-03-28 22:52:17,405 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 12.58/6.45 [2019-03-28 22:52:17,419 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 12.58/6.45 [2019-03-28 22:52:17,425 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 12.58/6.45 [2019-03-28 22:52:17,428 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 12.58/6.45 [2019-03-28 22:52:17,477 INFO L451 ceAbstractionStarter]: At program point L16-2(lines 16 20) the Hoare annotation is: true 12.58/6.45 [2019-03-28 22:52:17,478 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 12.58/6.45 [2019-03-28 22:52:17,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:52:17 BasicIcfg 12.58/6.45 [2019-03-28 22:52:17,486 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 12.58/6.45 [2019-03-28 22:52:17,486 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 12.58/6.45 [2019-03-28 22:52:17,486 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 12.58/6.45 [2019-03-28 22:52:17,489 INFO L276 PluginConnector]: BuchiAutomizer initialized 12.58/6.45 [2019-03-28 22:52:17,490 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.58/6.45 [2019-03-28 22:52:17,490 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 10:52:16" (1/5) ... 12.58/6.45 [2019-03-28 22:52:17,491 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6bc82110 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:52:17, skipping insertion in model container 12.58/6.45 [2019-03-28 22:52:17,491 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.58/6.45 [2019-03-28 22:52:17,492 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:52:16" (2/5) ... 12.58/6.45 [2019-03-28 22:52:17,492 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6bc82110 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:52:17, skipping insertion in model container 12.58/6.45 [2019-03-28 22:52:17,492 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.58/6.45 [2019-03-28 22:52:17,492 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:52:17" (3/5) ... 12.58/6.45 [2019-03-28 22:52:17,493 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6bc82110 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:52:17, skipping insertion in model container 12.58/6.45 [2019-03-28 22:52:17,493 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.58/6.45 [2019-03-28 22:52:17,493 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:52:17" (4/5) ... 12.58/6.45 [2019-03-28 22:52:17,493 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6bc82110 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:52:17, skipping insertion in model container 12.58/6.45 [2019-03-28 22:52:17,494 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.58/6.45 [2019-03-28 22:52:17,494 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:52:17" (5/5) ... 12.58/6.45 [2019-03-28 22:52:17,495 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.58/6.45 [2019-03-28 22:52:17,523 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.58/6.45 [2019-03-28 22:52:17,524 INFO L374 BuchiCegarLoop]: Interprodecural is true 12.58/6.45 [2019-03-28 22:52:17,525 INFO L375 BuchiCegarLoop]: Hoare is true 12.58/6.45 [2019-03-28 22:52:17,525 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 12.58/6.45 [2019-03-28 22:52:17,525 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 12.58/6.45 [2019-03-28 22:52:17,526 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.58/6.45 [2019-03-28 22:52:17,526 INFO L379 BuchiCegarLoop]: Difference is false 12.58/6.45 [2019-03-28 22:52:17,526 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 12.58/6.45 [2019-03-28 22:52:17,526 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 12.58/6.45 [2019-03-28 22:52:17,529 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 12.58/6.45 [2019-03-28 22:52:17,547 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 12.58/6.45 [2019-03-28 22:52:17,547 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.58/6.45 [2019-03-28 22:52:17,547 INFO L119 BuchiIsEmpty]: Starting construction of run 12.58/6.45 [2019-03-28 22:52:17,553 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.58/6.45 [2019-03-28 22:52:17,553 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 12.58/6.45 [2019-03-28 22:52:17,553 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 12.58/6.45 [2019-03-28 22:52:17,554 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 12.58/6.45 [2019-03-28 22:52:17,554 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 12.58/6.45 [2019-03-28 22:52:17,554 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.58/6.45 [2019-03-28 22:52:17,554 INFO L119 BuchiIsEmpty]: Starting construction of run 12.58/6.45 [2019-03-28 22:52:17,555 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.58/6.45 [2019-03-28 22:52:17,555 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 12.58/6.45 [2019-03-28 22:52:17,560 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [19] ULTIMATE.startENTRY-->L16-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|) (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) (= v_ULTIMATE.start_main_~z~0_1 |v_ULTIMATE.start_main_#t~nondet2_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet2_4|, |v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0] 4#L16-2true 12.58/6.45 [2019-03-28 22:52:17,560 INFO L796 eck$LassoCheckResult]: Loop: 4#L16-2true [24] L16-2-->L16-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_7 (+ v_ULTIMATE.start_main_~y~0_7 v_ULTIMATE.start_main_~x~0_8)) (= v_ULTIMATE.start_main_~y~0_6 (+ v_ULTIMATE.start_main_~z~0_7 v_ULTIMATE.start_main_~y~0_7)) (= v_ULTIMATE.start_main_~z~0_6 (+ v_ULTIMATE.start_main_~z~0_7 1)) (< 0 v_ULTIMATE.start_main_~x~0_8)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_6, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_6, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0] 4#L16-2true 12.58/6.45 [2019-03-28 22:52:17,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.58/6.45 [2019-03-28 22:52:17,567 INFO L82 PathProgramCache]: Analyzing trace with hash 50, now seen corresponding path program 1 times 12.58/6.45 [2019-03-28 22:52:17,584 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.58/6.45 [2019-03-28 22:52:17,584 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.58/6.45 [2019-03-28 22:52:17,612 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.58/6.45 [2019-03-28 22:52:17,613 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.58/6.45 [2019-03-28 22:52:17,613 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.58/6.45 [2019-03-28 22:52:17,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.58/6.45 [2019-03-28 22:52:17,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.58/6.45 [2019-03-28 22:52:17,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.58/6.45 [2019-03-28 22:52:17,658 INFO L82 PathProgramCache]: Analyzing trace with hash 55, now seen corresponding path program 1 times 12.58/6.45 [2019-03-28 22:52:17,658 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.58/6.45 [2019-03-28 22:52:17,658 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.58/6.45 [2019-03-28 22:52:17,660 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.58/6.45 [2019-03-28 22:52:17,660 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.58/6.45 [2019-03-28 22:52:17,660 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.58/6.45 [2019-03-28 22:52:17,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.58/6.45 [2019-03-28 22:52:17,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.58/6.45 [2019-03-28 22:52:17,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.58/6.45 [2019-03-28 22:52:17,675 INFO L82 PathProgramCache]: Analyzing trace with hash 1574, now seen corresponding path program 1 times 12.58/6.45 [2019-03-28 22:52:17,675 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.58/6.45 [2019-03-28 22:52:17,675 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.58/6.45 [2019-03-28 22:52:17,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.58/6.45 [2019-03-28 22:52:17,677 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.58/6.45 [2019-03-28 22:52:17,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.58/6.45 [2019-03-28 22:52:17,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.58/6.45 [2019-03-28 22:52:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.58/6.45 [2019-03-28 22:52:17,751 INFO L216 LassoAnalysis]: Preferences: 12.58/6.45 [2019-03-28 22:52:17,752 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.58/6.45 [2019-03-28 22:52:17,752 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.58/6.45 [2019-03-28 22:52:17,752 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.58/6.45 [2019-03-28 22:52:17,752 INFO L127 ssoRankerPreferences]: Use exernal solver: true 12.58/6.45 [2019-03-28 22:52:17,753 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.58/6.45 [2019-03-28 22:52:17,753 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.58/6.45 [2019-03-28 22:52:17,753 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.58/6.45 [2019-03-28 22:52:17,753 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 12.58/6.45 [2019-03-28 22:52:17,753 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.58/6.45 [2019-03-28 22:52:17,754 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.58/6.45 [2019-03-28 22:52:17,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.58/6.45 [2019-03-28 22:52:17,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.58/6.45 [2019-03-28 22:52:17,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.58/6.45 [2019-03-28 22:52:17,884 INFO L300 LassoAnalysis]: Preprocessing complete. 12.58/6.45 [2019-03-28 22:52:17,885 INFO L412 LassoAnalysis]: Checking for nontermination... 12.58/6.45 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 12.58/6.45 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.58/6.45 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.58/6.45 [2019-03-28 22:52:17,892 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.58/6.45 [2019-03-28 22:52:17,892 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.58/6.45 [2019-03-28 22:52:17,925 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.58/6.45 [2019-03-28 22:52:17,925 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: [] 12.58/6.45 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 12.58/6.45 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.58/6.45 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.58/6.45 [2019-03-28 22:52:17,933 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.58/6.45 [2019-03-28 22:52:17,933 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.58/6.45 [2019-03-28 22:52:17,961 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.58/6.45 [2019-03-28 22:52:17,961 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: [] 12.58/6.45 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 12.58/6.45 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.58/6.45 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.58/6.45 [2019-03-28 22:52:17,967 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.58/6.45 [2019-03-28 22:52:17,967 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.58/6.45 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 12.58/6.45 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.58/6.45 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.58/6.45 [2019-03-28 22:52:18,003 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.58/6.45 [2019-03-28 22:52:18,003 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.58/6.45 [2019-03-28 22:52:18,108 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.58/6.45 [2019-03-28 22:52:18,108 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=3, ULTIMATE.start_main_~z~0=2, ULTIMATE.start_main_~x~0=1} Honda state: {ULTIMATE.start_main_~y~0=3, ULTIMATE.start_main_~z~0=2, ULTIMATE.start_main_~x~0=1} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=1, ULTIMATE.start_main_~z~0=1, ULTIMATE.start_main_~x~0=1}, {ULTIMATE.start_main_~y~0=1, ULTIMATE.start_main_~z~0=0, ULTIMATE.start_main_~x~0=1}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=0, ULTIMATE.start_main_~x~0=1}] Lambdas: [1, 1, 1] Nus: [1, 1] 12.58/6.45 [2019-03-28 22:52:18,147 INFO L216 LassoAnalysis]: Preferences: 12.58/6.45 [2019-03-28 22:52:18,147 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.58/6.45 [2019-03-28 22:52:18,147 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.58/6.45 [2019-03-28 22:52:18,148 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.58/6.45 [2019-03-28 22:52:18,148 INFO L127 ssoRankerPreferences]: Use exernal solver: true 12.58/6.45 [2019-03-28 22:52:18,148 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.58/6.45 [2019-03-28 22:52:18,148 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.58/6.45 [2019-03-28 22:52:18,148 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.58/6.45 [2019-03-28 22:52:18,148 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 12.58/6.45 [2019-03-28 22:52:18,148 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.58/6.45 [2019-03-28 22:52:18,149 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.58/6.45 [2019-03-28 22:52:18,151 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.58/6.45 [2019-03-28 22:52:18,154 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.58/6.45 [2019-03-28 22:52:18,177 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.58/6.45 [2019-03-28 22:52:18,183 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.58/6.45 [2019-03-28 22:52:18,187 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.58/6.45 [2019-03-28 22:52:18,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.58/6.45 [2019-03-28 22:52:18,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.58/6.45 [2019-03-28 22:52:18,268 INFO L300 LassoAnalysis]: Preprocessing complete. 12.58/6.45 [2019-03-28 22:52:18,269 INFO L412 LassoAnalysis]: Checking for nontermination... 12.58/6.45 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 12.58/6.45 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.58/6.45 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.58/6.45 [2019-03-28 22:52:18,279 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.58/6.45 [2019-03-28 22:52:18,279 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.58/6.45 [2019-03-28 22:52:18,285 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.58/6.45 [2019-03-28 22:52:18,286 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: [] 12.58/6.45 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 12.58/6.45 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.58/6.45 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.58/6.45 [2019-03-28 22:52:18,314 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.58/6.45 [2019-03-28 22:52:18,314 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.58/6.45 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 12.58/6.45 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.58/6.45 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.58/6.45 [2019-03-28 22:52:18,347 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.58/6.45 [2019-03-28 22:52:18,347 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.58/6.45 [2019-03-28 22:52:18,448 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.58/6.45 [2019-03-28 22:52:18,448 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0=1, ULTIMATE.start_main_~y~0=3, ULTIMATE.start_main_~z~0=2} Honda state: {ULTIMATE.start_main_~x~0=1, ULTIMATE.start_main_~y~0=3, ULTIMATE.start_main_~z~0=2} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0=1, ULTIMATE.start_main_~y~0=1, ULTIMATE.start_main_~z~0=1}, {ULTIMATE.start_main_~x~0=1, ULTIMATE.start_main_~y~0=1, ULTIMATE.start_main_~z~0=0}, {ULTIMATE.start_main_~x~0=1, ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=0}] Lambdas: [1, 1, 1] Nus: [1, 1] 12.58/6.45 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 12.58/6.45 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.58/6.45 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.58/6.45 [2019-03-28 22:52:18,478 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.58/6.45 [2019-03-28 22:52:18,478 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.58/6.45 [2019-03-28 22:52:18,505 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.58/6.45 [2019-03-28 22:52:18,505 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: [] 12.58/6.45 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 12.58/6.45 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.58/6.45 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.58/6.45 [2019-03-28 22:52:18,511 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.58/6.45 [2019-03-28 22:52:18,511 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.58/6.45 [2019-03-28 22:52:18,515 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.58/6.45 [2019-03-28 22:52:18,515 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: [] 12.58/6.45 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 12.58/6.45 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.58/6.45 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.58/6.45 [2019-03-28 22:52:18,544 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.58/6.45 [2019-03-28 22:52:18,544 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.58/6.45 [2019-03-28 22:52:18,547 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.58/6.45 [2019-03-28 22:52:18,548 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet2=0} Honda state: {ULTIMATE.start_main_#t~nondet2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.58/6.45 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 12.58/6.45 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.58/6.45 Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.58/6.45 [2019-03-28 22:52:18,577 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.58/6.45 [2019-03-28 22:52:18,577 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.58/6.45 [2019-03-28 22:52:18,580 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.58/6.45 [2019-03-28 22:52:18,581 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 12.58/6.45 No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 12.58/6.45 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.58/6.45 Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.58/6.45 [2019-03-28 22:52:18,608 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.58/6.45 [2019-03-28 22:52:18,608 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.58/6.45 [2019-03-28 22:52:18,636 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.58/6.45 [2019-03-28 22:52:18,636 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: [] 12.58/6.45 [2019-03-28 22:52:18,648 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.58/6.45 [2019-03-28 22:52:18,650 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.58/6.45 [2019-03-28 22:52:18,651 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.58/6.45 [2019-03-28 22:52:18,652 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.58/6.45 [2019-03-28 22:52:18,652 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.58/6.45 [2019-03-28 22:52:18,653 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.58/6.45 [2019-03-28 22:52:18,653 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.58/6.45 [2019-03-28 22:52:18,654 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.58/6.45 [2019-03-28 22:52:18,654 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.58/6.45 [2019-03-28 22:52:18,655 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.58/6.45 [2019-03-28 22:52:18,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:52:18 BasicIcfg 12.58/6.45 [2019-03-28 22:52:18,666 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 12.58/6.45 [2019-03-28 22:52:18,667 INFO L168 Benchmark]: Toolchain (without parser) took 1924.19 ms. Allocated memory was 649.6 MB in the beginning and 691.0 MB in the end (delta: 41.4 MB). Free memory was 563.5 MB in the beginning and 524.5 MB in the end (delta: 39.0 MB). Peak memory consumption was 80.5 MB. Max. memory is 50.3 GB. 12.58/6.45 [2019-03-28 22:52:18,669 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 12.58/6.45 [2019-03-28 22:52:18,669 INFO L168 Benchmark]: CACSL2BoogieTranslator took 222.01 ms. Allocated memory is still 649.6 MB. Free memory was 563.5 MB in the beginning and 553.8 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 50.3 GB. 12.58/6.45 [2019-03-28 22:52:18,670 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.17 ms. Allocated memory was 649.6 MB in the beginning and 691.0 MB in the end (delta: 41.4 MB). Free memory was 553.8 MB in the beginning and 656.9 MB in the end (delta: -103.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 50.3 GB. 12.58/6.45 [2019-03-28 22:52:18,671 INFO L168 Benchmark]: Boogie Preprocessor took 18.85 ms. Allocated memory is still 691.0 MB. Free memory was 656.9 MB in the beginning and 654.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 12.58/6.45 [2019-03-28 22:52:18,671 INFO L168 Benchmark]: RCFGBuilder took 191.02 ms. Allocated memory is still 691.0 MB. Free memory was 654.0 MB in the beginning and 641.5 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 50.3 GB. 12.58/6.45 [2019-03-28 22:52:18,672 INFO L168 Benchmark]: BlockEncodingV2 took 64.67 ms. Allocated memory is still 691.0 MB. Free memory was 641.5 MB in the beginning and 636.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 12.58/6.45 [2019-03-28 22:52:18,672 INFO L168 Benchmark]: TraceAbstraction took 151.92 ms. Allocated memory is still 691.0 MB. Free memory was 635.0 MB in the beginning and 626.3 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 50.3 GB. 12.58/6.45 [2019-03-28 22:52:18,673 INFO L168 Benchmark]: BuchiAutomizer took 1180.20 ms. Allocated memory is still 691.0 MB. Free memory was 626.3 MB in the beginning and 524.5 MB in the end (delta: 101.8 MB). Peak memory consumption was 101.8 MB. Max. memory is 50.3 GB. 12.58/6.45 [2019-03-28 22:52:18,677 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 12.58/6.45 --- Results --- 12.58/6.45 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 12.58/6.45 - StatisticsResult: Initial Icfg 12.58/6.45 6 locations, 7 edges 12.58/6.45 - StatisticsResult: Encoded RCFG 12.58/6.45 2 locations, 2 edges 12.58/6.45 * Results from de.uni_freiburg.informatik.ultimate.core: 12.58/6.45 - StatisticsResult: Toolchain Benchmarks 12.58/6.45 Benchmark results are: 12.58/6.45 * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 12.58/6.45 * CACSL2BoogieTranslator took 222.01 ms. Allocated memory is still 649.6 MB. Free memory was 563.5 MB in the beginning and 553.8 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 50.3 GB. 12.58/6.45 * Boogie Procedure Inliner took 90.17 ms. Allocated memory was 649.6 MB in the beginning and 691.0 MB in the end (delta: 41.4 MB). Free memory was 553.8 MB in the beginning and 656.9 MB in the end (delta: -103.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 50.3 GB. 12.58/6.45 * Boogie Preprocessor took 18.85 ms. Allocated memory is still 691.0 MB. Free memory was 656.9 MB in the beginning and 654.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 50.3 GB. 12.58/6.45 * RCFGBuilder took 191.02 ms. Allocated memory is still 691.0 MB. Free memory was 654.0 MB in the beginning and 641.5 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 50.3 GB. 12.58/6.45 * BlockEncodingV2 took 64.67 ms. Allocated memory is still 691.0 MB. Free memory was 641.5 MB in the beginning and 636.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 12.58/6.45 * TraceAbstraction took 151.92 ms. Allocated memory is still 691.0 MB. Free memory was 635.0 MB in the beginning and 626.3 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 50.3 GB. 12.58/6.45 * BuchiAutomizer took 1180.20 ms. Allocated memory is still 691.0 MB. Free memory was 626.3 MB in the beginning and 524.5 MB in the end (delta: 101.8 MB). Peak memory consumption was 101.8 MB. Max. memory is 50.3 GB. 12.58/6.45 * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: 12.58/6.45 - GenericResult: Unfinished Backtranslation 12.58/6.45 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.58/6.45 - GenericResult: Unfinished Backtranslation 12.58/6.45 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.58/6.45 - GenericResult: Unfinished Backtranslation 12.58/6.45 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.58/6.45 - GenericResult: Unfinished Backtranslation 12.58/6.45 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.58/6.45 - GenericResult: Unfinished Backtranslation 12.58/6.45 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.58/6.45 - GenericResult: Unfinished Backtranslation 12.58/6.45 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.58/6.45 - GenericResult: Unfinished Backtranslation 12.58/6.45 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.58/6.45 - GenericResult: Unfinished Backtranslation 12.58/6.45 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.58/6.45 - GenericResult: Unfinished Backtranslation 12.58/6.45 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.58/6.45 - GenericResult: Unfinished Backtranslation 12.58/6.45 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.58/6.45 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 12.58/6.45 - AllSpecificationsHoldResult: All specifications hold 12.58/6.45 We were not able to verify any specifiation because the program does not contain any specification. 12.58/6.45 - InvariantResult [Line: 16]: Loop Invariant 12.58/6.45 Derived loop invariant: 1 12.58/6.45 - StatisticsResult: Ultimate Automizer benchmark data 12.58/6.45 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 12.58/6.45 - StatisticsResult: Constructed decomposition of program 12.58/6.45 Trivial decomposition into one nonterminating module. 12.58/6.45 - StatisticsResult: Timing statistics 12.58/6.45 BüchiAutomizer plugin needed 1.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 1.0s. 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: inital20 mio100 ax160 hnf100 lsp62 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq189 hnf92 smp100 dnf100 smp100 tf105 neg100 sie105 LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 8 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s 12.58/6.45 - TerminationAnalysisResult: Nontermination possible 12.58/6.45 Buchi Automizer proved that your program is nonterminating for some inputs 12.58/6.45 - GeometricNonTerminationArgumentResult [Line: 16]: Nontermination argument in form of an infinite program execution. 12.58/6.45 [2019-03-28 22:52:18,687 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.58/6.45 [2019-03-28 22:52:18,688 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.58/6.45 [2019-03-28 22:52:18,688 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.58/6.45 [2019-03-28 22:52:18,688 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.58/6.45 [2019-03-28 22:52:18,689 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.58/6.45 [2019-03-28 22:52:18,689 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.58/6.45 [2019-03-28 22:52:18,690 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.58/6.45 [2019-03-28 22:52:18,690 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.58/6.45 [2019-03-28 22:52:18,691 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.58/6.45 [2019-03-28 22:52:18,691 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.58/6.45 [2019-03-28 22:52:18,691 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.58/6.45 [2019-03-28 22:52:18,692 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.58/6.45 [2019-03-28 22:52:18,692 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.58/6.45 [2019-03-28 22:52:18,693 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.58/6.45 [2019-03-28 22:52:18,693 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.58/6.45 [2019-03-28 22:52:18,694 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.58/6.45 [2019-03-28 22:52:18,694 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.58/6.45 [2019-03-28 22:52:18,694 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.58/6.45 [2019-03-28 22:52:18,695 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.58/6.45 [2019-03-28 22:52:18,695 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.58/6.45 Nontermination argument in form of an infinite execution 12.58/6.45 {|ULTIMATE.start_main_#t~nondet0|=0, |ULTIMATE.start_main_#t~nondet1|=0, |ULTIMATE.start_main_#res|=0, |ULTIMATE.start_main_#t~nondet2|=0, ~unnamed0~0~true=1, ~unnamed0~0~false=0, ULTIMATE.start_main_~y~0=3, ULTIMATE.start_main_~z~0=2, ULTIMATE.start_main_~x~0=1} 12.58/6.45 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1b93f95a=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@373dfa13=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@573420da=0, z=2, ~unnamed0~0~false=0, x=1, y=3} 12.58/6.45 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1b93f95a=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@373dfa13=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@573420da=0, z=3, ~unnamed0~0~false=0, x=4, y=5} 12.58/6.45 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1b93f95a=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@373dfa13=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@573420da=0, z=4, ~unnamed0~0~false=0, x=9, y=8} 12.58/6.45 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1b93f95a=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@373dfa13=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@573420da=0, z=5, ~unnamed0~0~false=0, x=17, y=12} 12.58/6.45 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1b93f95a=0, \result=0, ~unnamed0~0~true=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@373dfa13=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@573420da=0, z=6, ~unnamed0~0~false=0, x=29, y=17} 12.58/6.45 - StatisticsResult: NonterminationArgumentStatistics 12.58/6.45 Unbounded Execution 3GEVs Lambdas: [1, 1, 1] Mus: [1, 1] 12.58/6.45 - NonterminatingLassoResult [Line: 16]: Nonterminating execution 12.58/6.45 Found a nonterminating execution for the following lasso shaped sequence of statements. 12.58/6.45 Stem: 12.58/6.45 [L12] int x, y, z; 12.58/6.45 [L13] x = __VERIFIER_nondet_int() 12.58/6.45 [L14] y = __VERIFIER_nondet_int() 12.58/6.45 [L15] z = __VERIFIER_nondet_int() 12.58/6.45 Loop: 12.58/6.45 [L16] COND TRUE x > 0 12.58/6.45 [L17] x = x + y 12.58/6.45 [L18] y = y + z 12.58/6.45 [L19] z = z + 1 12.58/6.45 End of lasso representation. 12.58/6.45 RESULT: Ultimate proved your program to be incorrect! 12.58/6.45 !SESSION 2019-03-28 22:52:13.511 ----------------------------------------------- 12.58/6.45 eclipse.buildId=unknown 12.58/6.45 java.version=1.8.0_181 12.58/6.45 java.vendor=Oracle Corporation 12.58/6.45 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 12.58/6.45 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox2/benchmark/theBenchmark.c 12.58/6.45 Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox2/tmp -i /export/starexec/sandbox2/benchmark/theBenchmark.c 12.58/6.45 12.58/6.45 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 22:52:18.922 12.58/6.45 !MESSAGE The workspace will exit with unsaved changes in this session. 12.58/6.45 Received shutdown request... 12.58/6.45 Ultimate: 12.58/6.45 GTK+ Version Check 12.58/6.45 EOF