12.30/6.06 NO 12.30/6.06 12.30/6.07 Ultimate: Cannot open display: 12.30/6.07 This is Ultimate 0.1.24-8dc7c08-m 12.30/6.07 [2019-03-28 22:58:58,948 INFO L170 SettingsManager]: Resetting all preferences to default values... 12.30/6.07 [2019-03-28 22:58:58,950 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 12.30/6.07 [2019-03-28 22:58:58,962 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 12.30/6.07 [2019-03-28 22:58:58,962 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 12.30/6.07 [2019-03-28 22:58:58,963 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 12.30/6.07 [2019-03-28 22:58:58,964 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 12.30/6.07 [2019-03-28 22:58:58,966 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 12.30/6.07 [2019-03-28 22:58:58,967 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 12.30/6.07 [2019-03-28 22:58:58,968 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 12.30/6.07 [2019-03-28 22:58:58,969 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 12.30/6.07 [2019-03-28 22:58:58,969 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 12.30/6.07 [2019-03-28 22:58:58,970 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 12.30/6.07 [2019-03-28 22:58:58,971 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 12.30/6.07 [2019-03-28 22:58:58,972 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 12.30/6.07 [2019-03-28 22:58:58,973 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 12.30/6.07 [2019-03-28 22:58:58,974 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 12.30/6.07 [2019-03-28 22:58:58,975 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 12.30/6.07 [2019-03-28 22:58:58,978 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 12.30/6.07 [2019-03-28 22:58:58,979 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 12.30/6.07 [2019-03-28 22:58:58,980 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 12.30/6.07 [2019-03-28 22:58:58,982 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 12.30/6.07 [2019-03-28 22:58:58,984 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 12.30/6.07 [2019-03-28 22:58:58,985 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 12.30/6.07 [2019-03-28 22:58:58,985 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 12.30/6.07 [2019-03-28 22:58:58,986 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 12.30/6.07 [2019-03-28 22:58:58,986 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 12.30/6.07 [2019-03-28 22:58:58,987 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 12.30/6.07 [2019-03-28 22:58:58,987 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 12.30/6.07 [2019-03-28 22:58:58,988 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 12.30/6.07 [2019-03-28 22:58:58,988 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 12.30/6.07 [2019-03-28 22:58:58,989 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 12.30/6.07 [2019-03-28 22:58:58,990 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 12.30/6.07 [2019-03-28 22:58:58,990 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 12.30/6.07 [2019-03-28 22:58:58,991 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 12.30/6.07 [2019-03-28 22:58:58,991 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 12.30/6.07 [2019-03-28 22:58:58,991 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 12.30/6.07 [2019-03-28 22:58:58,992 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 12.30/6.07 [2019-03-28 22:58:58,993 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 12.30/6.07 [2019-03-28 22:58:58,993 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 12.30/6.07 [2019-03-28 22:58:59,008 INFO L110 SettingsManager]: Loading preferences was successful 12.30/6.07 [2019-03-28 22:58:59,008 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 12.30/6.07 [2019-03-28 22:58:59,009 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 12.30/6.07 [2019-03-28 22:58:59,009 INFO L133 SettingsManager]: * Rewrite not-equals=true 12.30/6.07 [2019-03-28 22:58:59,009 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 12.30/6.07 [2019-03-28 22:58:59,010 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 12.30/6.07 [2019-03-28 22:58:59,010 INFO L133 SettingsManager]: * Use SBE=true 12.30/6.07 [2019-03-28 22:58:59,010 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 12.30/6.07 [2019-03-28 22:58:59,010 INFO L133 SettingsManager]: * Use old map elimination=false 12.30/6.07 [2019-03-28 22:58:59,010 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 12.30/6.07 [2019-03-28 22:58:59,010 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 12.30/6.07 [2019-03-28 22:58:59,011 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 12.30/6.07 [2019-03-28 22:58:59,011 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 12.30/6.07 [2019-03-28 22:58:59,011 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 12.30/6.07 [2019-03-28 22:58:59,011 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.30/6.07 [2019-03-28 22:58:59,011 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 12.30/6.07 [2019-03-28 22:58:59,011 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 12.30/6.07 [2019-03-28 22:58:59,012 INFO L133 SettingsManager]: * Check division by zero=IGNORE 12.30/6.07 [2019-03-28 22:58:59,012 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 12.30/6.07 [2019-03-28 22:58:59,012 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 12.30/6.07 [2019-03-28 22:58:59,012 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 12.30/6.07 [2019-03-28 22:58:59,012 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 12.30/6.07 [2019-03-28 22:58:59,012 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 12.30/6.07 [2019-03-28 22:58:59,013 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 12.30/6.07 [2019-03-28 22:58:59,013 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.30/6.07 [2019-03-28 22:58:59,013 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 12.30/6.07 [2019-03-28 22:58:59,013 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 12.30/6.07 [2019-03-28 22:58:59,013 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 12.30/6.07 [2019-03-28 22:58:59,014 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 12.30/6.07 [2019-03-28 22:58:59,039 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 12.30/6.07 [2019-03-28 22:58:59,052 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 12.30/6.07 [2019-03-28 22:58:59,056 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 12.30/6.07 [2019-03-28 22:58:59,057 INFO L271 PluginConnector]: Initializing CDTParser... 12.30/6.07 [2019-03-28 22:58:59,058 INFO L276 PluginConnector]: CDTParser initialized 12.30/6.07 [2019-03-28 22:58:59,058 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 12.30/6.07 [2019-03-28 22:58:59,128 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/1162b933d5e94bda864b4d1b79b32a09/FLAGbbb342cf5 12.30/6.07 [2019-03-28 22:58:59,479 INFO L307 CDTParser]: Found 1 translation units. 12.30/6.07 [2019-03-28 22:58:59,480 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 12.30/6.07 [2019-03-28 22:58:59,487 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/1162b933d5e94bda864b4d1b79b32a09/FLAGbbb342cf5 12.30/6.07 [2019-03-28 22:58:59,884 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/1162b933d5e94bda864b4d1b79b32a09 12.30/6.07 [2019-03-28 22:58:59,896 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 12.30/6.07 [2019-03-28 22:58:59,897 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 12.30/6.07 [2019-03-28 22:58:59,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 12.30/6.07 [2019-03-28 22:58:59,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 12.30/6.07 [2019-03-28 22:58:59,902 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 12.30/6.07 [2019-03-28 22:58:59,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:58:59" (1/1) ... 12.30/6.07 [2019-03-28 22:58:59,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ad63721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:58:59, skipping insertion in model container 12.30/6.07 [2019-03-28 22:58:59,907 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:58:59" (1/1) ... 12.30/6.07 [2019-03-28 22:58:59,915 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 12.30/6.07 [2019-03-28 22:58:59,934 INFO L176 MainTranslator]: Built tables and reachable declarations 12.30/6.07 [2019-03-28 22:59:00,091 INFO L206 PostProcessor]: Analyzing one entry point: main 12.30/6.07 [2019-03-28 22:59:00,095 INFO L191 MainTranslator]: Completed pre-run 12.30/6.07 [2019-03-28 22:59:00,110 INFO L206 PostProcessor]: Analyzing one entry point: main 12.30/6.07 [2019-03-28 22:59:00,124 INFO L195 MainTranslator]: Completed translation 12.30/6.07 [2019-03-28 22:59:00,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:59:00 WrapperNode 12.30/6.07 [2019-03-28 22:59:00,124 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 12.30/6.07 [2019-03-28 22:59:00,125 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 12.30/6.07 [2019-03-28 22:59:00,125 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 12.30/6.07 [2019-03-28 22:59:00,126 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 12.30/6.07 [2019-03-28 22:59:00,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:59:00" (1/1) ... 12.30/6.07 [2019-03-28 22:59:00,195 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:59:00" (1/1) ... 12.30/6.07 [2019-03-28 22:59:00,214 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 12.30/6.07 [2019-03-28 22:59:00,214 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 12.30/6.07 [2019-03-28 22:59:00,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 12.30/6.07 [2019-03-28 22:59:00,214 INFO L276 PluginConnector]: Boogie Preprocessor initialized 12.30/6.07 [2019-03-28 22:59:00,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:59:00" (1/1) ... 12.30/6.07 [2019-03-28 22:59:00,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:59:00" (1/1) ... 12.30/6.07 [2019-03-28 22:59:00,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:59:00" (1/1) ... 12.30/6.07 [2019-03-28 22:59:00,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:59:00" (1/1) ... 12.30/6.07 [2019-03-28 22:59:00,226 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:59:00" (1/1) ... 12.30/6.07 [2019-03-28 22:59:00,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:59:00" (1/1) ... 12.30/6.07 [2019-03-28 22:59:00,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:59:00" (1/1) ... 12.30/6.07 [2019-03-28 22:59:00,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 12.30/6.07 [2019-03-28 22:59:00,233 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 12.30/6.07 [2019-03-28 22:59:00,233 INFO L271 PluginConnector]: Initializing RCFGBuilder... 12.30/6.07 [2019-03-28 22:59:00,233 INFO L276 PluginConnector]: RCFGBuilder initialized 12.30/6.07 [2019-03-28 22:59:00,234 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:59:00" (1/1) ... 12.30/6.07 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.30/6.07 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 12.30/6.07 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.30/6.07 [2019-03-28 22:59:00,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 12.30/6.07 [2019-03-28 22:59:00,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 12.30/6.07 [2019-03-28 22:59:00,409 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 12.30/6.07 [2019-03-28 22:59:00,409 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 12.30/6.07 [2019-03-28 22:59:00,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:59:00 BoogieIcfgContainer 12.30/6.07 [2019-03-28 22:59:00,411 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 12.30/6.07 [2019-03-28 22:59:00,411 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 12.30/6.07 [2019-03-28 22:59:00,411 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 12.30/6.07 [2019-03-28 22:59:00,413 INFO L276 PluginConnector]: BlockEncodingV2 initialized 12.30/6.07 [2019-03-28 22:59:00,414 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:59:00" (1/1) ... 12.30/6.07 [2019-03-28 22:59:00,428 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges 12.30/6.07 [2019-03-28 22:59:00,430 INFO L258 BlockEncoder]: Using Remove infeasible edges 12.30/6.07 [2019-03-28 22:59:00,431 INFO L263 BlockEncoder]: Using Maximize final states 12.30/6.07 [2019-03-28 22:59:00,431 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 12.30/6.07 [2019-03-28 22:59:00,432 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 12.30/6.07 [2019-03-28 22:59:00,433 INFO L296 BlockEncoder]: Using Remove sink states 12.30/6.07 [2019-03-28 22:59:00,434 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 12.30/6.07 [2019-03-28 22:59:00,435 INFO L179 BlockEncoder]: Using Rewrite not-equals 12.30/6.07 [2019-03-28 22:59:00,448 INFO L185 BlockEncoder]: Using Use SBE 12.30/6.07 [2019-03-28 22:59:00,455 INFO L200 BlockEncoder]: SBE split 0 edges 12.30/6.07 [2019-03-28 22:59:00,460 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 12.30/6.07 [2019-03-28 22:59:00,461 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.30/6.07 [2019-03-28 22:59:00,474 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 12.30/6.07 [2019-03-28 22:59:00,476 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states 12.30/6.07 [2019-03-28 22:59:00,478 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 12.30/6.07 [2019-03-28 22:59:00,478 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.30/6.07 [2019-03-28 22:59:00,478 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 12.30/6.07 [2019-03-28 22:59:00,478 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 12.30/6.07 [2019-03-28 22:59:00,479 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 12.30/6.07 [2019-03-28 22:59:00,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:59:00 BasicIcfg 12.30/6.07 [2019-03-28 22:59:00,479 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 12.30/6.07 [2019-03-28 22:59:00,480 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 12.30/6.07 [2019-03-28 22:59:00,480 INFO L271 PluginConnector]: Initializing TraceAbstraction... 12.30/6.07 [2019-03-28 22:59:00,484 INFO L276 PluginConnector]: TraceAbstraction initialized 12.30/6.07 [2019-03-28 22:59:00,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 10:58:59" (1/4) ... 12.30/6.07 [2019-03-28 22:59:00,485 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69f1b286 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:59:00, skipping insertion in model container 12.30/6.07 [2019-03-28 22:59:00,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:59:00" (2/4) ... 12.30/6.07 [2019-03-28 22:59:00,485 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69f1b286 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:59:00, skipping insertion in model container 12.30/6.07 [2019-03-28 22:59:00,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:59:00" (3/4) ... 12.30/6.07 [2019-03-28 22:59:00,486 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69f1b286 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:59:00, skipping insertion in model container 12.30/6.07 [2019-03-28 22:59:00,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:59:00" (4/4) ... 12.30/6.07 [2019-03-28 22:59:00,488 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.30/6.07 [2019-03-28 22:59:00,497 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 12.30/6.07 [2019-03-28 22:59:00,505 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 12.30/6.07 [2019-03-28 22:59:00,522 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 12.30/6.07 [2019-03-28 22:59:00,551 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.30/6.07 [2019-03-28 22:59:00,552 INFO L382 AbstractCegarLoop]: Interprodecural is true 12.30/6.07 [2019-03-28 22:59:00,552 INFO L383 AbstractCegarLoop]: Hoare is true 12.30/6.07 [2019-03-28 22:59:00,552 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 12.30/6.07 [2019-03-28 22:59:00,552 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 12.30/6.07 [2019-03-28 22:59:00,552 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.30/6.07 [2019-03-28 22:59:00,553 INFO L387 AbstractCegarLoop]: Difference is false 12.30/6.07 [2019-03-28 22:59:00,553 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 12.30/6.07 [2019-03-28 22:59:00,553 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 12.30/6.07 [2019-03-28 22:59:00,567 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 12.30/6.07 [2019-03-28 22:59:00,572 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 12.30/6.07 [2019-03-28 22:59:00,575 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 12.30/6.07 [2019-03-28 22:59:00,625 INFO L451 ceAbstractionStarter]: At program point L16-2(lines 16 18) the Hoare annotation is: true 12.30/6.07 [2019-03-28 22:59:00,625 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 12.30/6.07 [2019-03-28 22:59:00,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:59:00 BasicIcfg 12.30/6.07 [2019-03-28 22:59:00,633 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 12.30/6.07 [2019-03-28 22:59:00,633 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 12.30/6.07 [2019-03-28 22:59:00,634 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 12.30/6.07 [2019-03-28 22:59:00,637 INFO L276 PluginConnector]: BuchiAutomizer initialized 12.30/6.07 [2019-03-28 22:59:00,638 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.30/6.07 [2019-03-28 22:59:00,638 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 10:58:59" (1/5) ... 12.30/6.07 [2019-03-28 22:59:00,639 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2f1cced2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:59:00, skipping insertion in model container 12.30/6.07 [2019-03-28 22:59:00,639 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.30/6.07 [2019-03-28 22:59:00,639 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:59:00" (2/5) ... 12.30/6.07 [2019-03-28 22:59:00,640 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2f1cced2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:59:00, skipping insertion in model container 12.30/6.07 [2019-03-28 22:59:00,640 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.30/6.07 [2019-03-28 22:59:00,640 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:59:00" (3/5) ... 12.30/6.07 [2019-03-28 22:59:00,640 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2f1cced2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:59:00, skipping insertion in model container 12.30/6.07 [2019-03-28 22:59:00,640 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.30/6.07 [2019-03-28 22:59:00,641 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:59:00" (4/5) ... 12.30/6.07 [2019-03-28 22:59:00,641 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2f1cced2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:59:00, skipping insertion in model container 12.30/6.07 [2019-03-28 22:59:00,641 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.30/6.07 [2019-03-28 22:59:00,641 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:59:00" (5/5) ... 12.30/6.07 [2019-03-28 22:59:00,643 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.30/6.07 [2019-03-28 22:59:00,669 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.30/6.07 [2019-03-28 22:59:00,669 INFO L374 BuchiCegarLoop]: Interprodecural is true 12.30/6.07 [2019-03-28 22:59:00,669 INFO L375 BuchiCegarLoop]: Hoare is true 12.30/6.07 [2019-03-28 22:59:00,670 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 12.30/6.07 [2019-03-28 22:59:00,670 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 12.30/6.07 [2019-03-28 22:59:00,670 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.30/6.07 [2019-03-28 22:59:00,670 INFO L379 BuchiCegarLoop]: Difference is false 12.30/6.07 [2019-03-28 22:59:00,670 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 12.30/6.07 [2019-03-28 22:59:00,671 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 12.30/6.07 [2019-03-28 22:59:00,674 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 12.30/6.07 [2019-03-28 22:59:00,690 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 12.30/6.07 [2019-03-28 22:59:00,691 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.30/6.07 [2019-03-28 22:59:00,691 INFO L119 BuchiIsEmpty]: Starting construction of run 12.30/6.07 [2019-03-28 22:59:00,696 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.30/6.07 [2019-03-28 22:59:00,696 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 12.30/6.07 [2019-03-28 22:59:00,696 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 12.30/6.07 [2019-03-28 22:59:00,697 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 12.30/6.07 [2019-03-28 22:59:00,697 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 12.30/6.07 [2019-03-28 22:59:00,697 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.30/6.07 [2019-03-28 22:59:00,697 INFO L119 BuchiIsEmpty]: Starting construction of run 12.30/6.07 [2019-03-28 22:59:00,698 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.30/6.07 [2019-03-28 22:59:00,698 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 12.30/6.07 [2019-03-28 22:59:00,703 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [18] ULTIMATE.startENTRY-->L16-2: Formula: (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~x~0] 4#L16-2true 12.30/6.07 [2019-03-28 22:59:00,703 INFO L796 eck$LassoCheckResult]: Loop: 4#L16-2true [24] L16-2-->L16-2: Formula: (and (<= 0 v_ULTIMATE.start_main_~x~0_8) (= v_ULTIMATE.start_main_~x~0_7 (+ v_ULTIMATE.start_main_~x~0_8 1))) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 4#L16-2true 12.30/6.07 [2019-03-28 22:59:00,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.30/6.07 [2019-03-28 22:59:00,710 INFO L82 PathProgramCache]: Analyzing trace with hash 49, now seen corresponding path program 1 times 12.30/6.07 [2019-03-28 22:59:00,712 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.30/6.07 [2019-03-28 22:59:00,712 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.30/6.07 [2019-03-28 22:59:00,741 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.30/6.07 [2019-03-28 22:59:00,741 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.30/6.07 [2019-03-28 22:59:00,741 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.30/6.07 [2019-03-28 22:59:00,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.30/6.07 [2019-03-28 22:59:00,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.30/6.07 [2019-03-28 22:59:00,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.30/6.07 [2019-03-28 22:59:00,780 INFO L82 PathProgramCache]: Analyzing trace with hash 55, now seen corresponding path program 1 times 12.30/6.07 [2019-03-28 22:59:00,780 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.30/6.07 [2019-03-28 22:59:00,780 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.30/6.07 [2019-03-28 22:59:00,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.30/6.07 [2019-03-28 22:59:00,782 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.30/6.07 [2019-03-28 22:59:00,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.30/6.07 [2019-03-28 22:59:00,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.30/6.07 [2019-03-28 22:59:00,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.30/6.07 [2019-03-28 22:59:00,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.30/6.07 [2019-03-28 22:59:00,792 INFO L82 PathProgramCache]: Analyzing trace with hash 1543, now seen corresponding path program 1 times 12.30/6.07 [2019-03-28 22:59:00,792 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.30/6.07 [2019-03-28 22:59:00,793 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.30/6.07 [2019-03-28 22:59:00,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.30/6.07 [2019-03-28 22:59:00,794 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.30/6.07 [2019-03-28 22:59:00,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.30/6.07 [2019-03-28 22:59:00,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.30/6.07 [2019-03-28 22:59:00,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.30/6.07 [2019-03-28 22:59:00,833 INFO L216 LassoAnalysis]: Preferences: 12.30/6.07 [2019-03-28 22:59:00,834 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.30/6.07 [2019-03-28 22:59:00,835 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.30/6.07 [2019-03-28 22:59:00,835 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.30/6.07 [2019-03-28 22:59:00,835 INFO L127 ssoRankerPreferences]: Use exernal solver: true 12.30/6.07 [2019-03-28 22:59:00,835 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.30/6.07 [2019-03-28 22:59:00,835 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.30/6.07 [2019-03-28 22:59:00,836 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.30/6.07 [2019-03-28 22:59:00,836 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 12.30/6.07 [2019-03-28 22:59:00,836 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.30/6.07 [2019-03-28 22:59:00,836 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.30/6.07 [2019-03-28 22:59:00,856 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.30/6.07 [2019-03-28 22:59:00,867 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.30/6.07 [2019-03-28 22:59:00,871 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.30/6.07 [2019-03-28 22:59:00,942 INFO L300 LassoAnalysis]: Preprocessing complete. 12.30/6.07 [2019-03-28 22:59:00,943 INFO L412 LassoAnalysis]: Checking for nontermination... 12.30/6.07 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.30/6.07 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.30/6.07 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.30/6.07 [2019-03-28 22:59:00,952 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.30/6.07 [2019-03-28 22:59:00,952 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.30/6.07 [2019-03-28 22:59:00,987 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.30/6.07 [2019-03-28 22:59:00,987 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: [] 12.30/6.07 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.30/6.07 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.30/6.07 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.30/6.07 [2019-03-28 22:59:00,994 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.30/6.07 [2019-03-28 22:59:00,994 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.30/6.07 [2019-03-28 22:59:01,023 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.30/6.07 [2019-03-28 22:59:01,023 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: [] 12.30/6.07 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.30/6.07 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.30/6.07 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.30/6.07 [2019-03-28 22:59:01,029 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.30/6.07 [2019-03-28 22:59:01,030 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.30/6.07 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.30/6.07 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.30/6.07 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.30/6.07 [2019-03-28 22:59:01,061 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.30/6.07 [2019-03-28 22:59:01,061 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.30/6.07 [2019-03-28 22:59:01,074 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.30/6.07 [2019-03-28 22:59:01,074 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0=0} Honda state: {ULTIMATE.start_main_~x~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_~x~0=1}, {ULTIMATE.start_main_~x~0=0}] Lambdas: [0, 1, 0] Nus: [0, 0] 12.30/6.07 [2019-03-28 22:59:01,105 INFO L216 LassoAnalysis]: Preferences: 12.30/6.07 [2019-03-28 22:59:01,106 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.30/6.07 [2019-03-28 22:59:01,106 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.30/6.07 [2019-03-28 22:59:01,106 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.30/6.07 [2019-03-28 22:59:01,106 INFO L127 ssoRankerPreferences]: Use exernal solver: true 12.30/6.07 [2019-03-28 22:59:01,106 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.30/6.07 [2019-03-28 22:59:01,106 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.30/6.07 [2019-03-28 22:59:01,107 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.30/6.07 [2019-03-28 22:59:01,107 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 12.30/6.07 [2019-03-28 22:59:01,107 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.30/6.07 [2019-03-28 22:59:01,107 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.30/6.07 [2019-03-28 22:59:01,109 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.30/6.07 [2019-03-28 22:59:01,115 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.30/6.07 [2019-03-28 22:59:01,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.30/6.07 [2019-03-28 22:59:01,126 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.30/6.07 [2019-03-28 22:59:01,131 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.30/6.07 [2019-03-28 22:59:01,201 INFO L300 LassoAnalysis]: Preprocessing complete. 12.30/6.07 [2019-03-28 22:59:01,201 INFO L412 LassoAnalysis]: Checking for nontermination... 12.30/6.07 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.30/6.07 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.30/6.07 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.30/6.07 [2019-03-28 22:59:01,211 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.30/6.07 [2019-03-28 22:59:01,211 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.30/6.07 [2019-03-28 22:59:01,215 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.30/6.07 [2019-03-28 22:59:01,216 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: [] 12.30/6.07 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.30/6.07 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.30/6.07 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.30/6.07 [2019-03-28 22:59:01,243 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.30/6.07 [2019-03-28 22:59:01,243 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.30/6.07 [2019-03-28 22:59:01,271 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.30/6.07 [2019-03-28 22:59:01,271 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: [] 12.30/6.07 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.30/6.07 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.30/6.07 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.30/6.07 [2019-03-28 22:59:01,276 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.30/6.07 [2019-03-28 22:59:01,276 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.30/6.07 [2019-03-28 22:59:01,280 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.30/6.07 [2019-03-28 22:59:01,280 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: [] 12.30/6.07 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.30/6.07 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.30/6.07 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.30/6.07 [2019-03-28 22:59:01,309 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.30/6.07 [2019-03-28 22:59:01,309 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.30/6.07 [2019-03-28 22:59:01,337 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.30/6.07 [2019-03-28 22:59:01,337 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: [] 12.30/6.07 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.30/6.07 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.30/6.07 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.30/6.07 [2019-03-28 22:59:01,342 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.30/6.07 [2019-03-28 22:59:01,343 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.30/6.07 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.30/6.07 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.30/6.07 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.30/6.07 [2019-03-28 22:59:01,375 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.30/6.07 [2019-03-28 22:59:01,375 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.30/6.07 [2019-03-28 22:59:01,387 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.30/6.07 [2019-03-28 22:59:01,387 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0=0} Honda state: {ULTIMATE.start_main_~x~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_~x~0=1}, {ULTIMATE.start_main_~x~0=0}] Lambdas: [0, 1, 0] Nus: [0, 0] 12.30/6.07 [2019-03-28 22:59:01,422 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.30/6.07 [2019-03-28 22:59:01,425 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.30/6.07 [2019-03-28 22:59:01,425 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.30/6.07 [2019-03-28 22:59:01,426 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.30/6.07 [2019-03-28 22:59:01,426 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.30/6.07 [2019-03-28 22:59:01,426 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.30/6.07 [2019-03-28 22:59:01,427 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.30/6.07 [2019-03-28 22:59:01,427 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.30/6.07 [2019-03-28 22:59:01,428 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.30/6.07 [2019-03-28 22:59:01,428 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.30/6.07 [2019-03-28 22:59:01,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:59:01 BasicIcfg 12.30/6.07 [2019-03-28 22:59:01,439 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 12.30/6.07 [2019-03-28 22:59:01,440 INFO L168 Benchmark]: Toolchain (without parser) took 1543.41 ms. Allocated memory was 649.6 MB in the beginning and 676.9 MB in the end (delta: 27.3 MB). Free memory was 564.5 MB in the beginning and 532.8 MB in the end (delta: 31.6 MB). Peak memory consumption was 58.9 MB. Max. memory is 50.3 GB. 12.30/6.07 [2019-03-28 22:59:01,441 INFO L168 Benchmark]: CDTParser took 0.17 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. 12.30/6.07 [2019-03-28 22:59:01,442 INFO L168 Benchmark]: CACSL2BoogieTranslator took 226.57 ms. Allocated memory is still 649.6 MB. Free memory was 564.5 MB in the beginning and 554.6 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 50.3 GB. 12.30/6.07 [2019-03-28 22:59:01,443 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.53 ms. Allocated memory was 649.6 MB in the beginning and 676.9 MB in the end (delta: 27.3 MB). Free memory was 554.6 MB in the beginning and 642.0 MB in the end (delta: -87.4 MB). Peak memory consumption was 20.1 MB. Max. memory is 50.3 GB. 12.30/6.07 [2019-03-28 22:59:01,443 INFO L168 Benchmark]: Boogie Preprocessor took 18.67 ms. Allocated memory is still 676.9 MB. Free memory was 642.0 MB in the beginning and 640.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 12.30/6.07 [2019-03-28 22:59:01,444 INFO L168 Benchmark]: RCFGBuilder took 177.73 ms. Allocated memory is still 676.9 MB. Free memory was 640.9 MB in the beginning and 628.4 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 50.3 GB. 12.30/6.07 [2019-03-28 22:59:01,444 INFO L168 Benchmark]: BlockEncodingV2 took 68.33 ms. Allocated memory is still 676.9 MB. Free memory was 628.4 MB in the beginning and 624.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 50.3 GB. 12.30/6.07 [2019-03-28 22:59:01,445 INFO L168 Benchmark]: TraceAbstraction took 152.56 ms. Allocated memory is still 676.9 MB. Free memory was 624.1 MB in the beginning and 614.1 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 50.3 GB. 12.30/6.07 [2019-03-28 22:59:01,446 INFO L168 Benchmark]: BuchiAutomizer took 805.78 ms. Allocated memory is still 676.9 MB. Free memory was 614.1 MB in the beginning and 532.8 MB in the end (delta: 81.3 MB). Peak memory consumption was 81.3 MB. Max. memory is 50.3 GB. 12.30/6.07 [2019-03-28 22:59:01,450 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 12.30/6.07 --- Results --- 12.30/6.07 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 12.30/6.07 - StatisticsResult: Initial Icfg 12.30/6.07 6 locations, 7 edges 12.30/6.07 - StatisticsResult: Encoded RCFG 12.30/6.07 2 locations, 2 edges 12.30/6.07 * Results from de.uni_freiburg.informatik.ultimate.core: 12.30/6.07 - StatisticsResult: Toolchain Benchmarks 12.30/6.07 Benchmark results are: 12.30/6.07 * CDTParser took 0.17 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. 12.30/6.07 * CACSL2BoogieTranslator took 226.57 ms. Allocated memory is still 649.6 MB. Free memory was 564.5 MB in the beginning and 554.6 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 50.3 GB. 12.30/6.07 * Boogie Procedure Inliner took 88.53 ms. Allocated memory was 649.6 MB in the beginning and 676.9 MB in the end (delta: 27.3 MB). Free memory was 554.6 MB in the beginning and 642.0 MB in the end (delta: -87.4 MB). Peak memory consumption was 20.1 MB. Max. memory is 50.3 GB. 12.30/6.07 * Boogie Preprocessor took 18.67 ms. Allocated memory is still 676.9 MB. Free memory was 642.0 MB in the beginning and 640.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 12.30/6.07 * RCFGBuilder took 177.73 ms. Allocated memory is still 676.9 MB. Free memory was 640.9 MB in the beginning and 628.4 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 50.3 GB. 12.30/6.07 * BlockEncodingV2 took 68.33 ms. Allocated memory is still 676.9 MB. Free memory was 628.4 MB in the beginning and 624.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 50.3 GB. 12.30/6.07 * TraceAbstraction took 152.56 ms. Allocated memory is still 676.9 MB. Free memory was 624.1 MB in the beginning and 614.1 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 50.3 GB. 12.30/6.07 * BuchiAutomizer took 805.78 ms. Allocated memory is still 676.9 MB. Free memory was 614.1 MB in the beginning and 532.8 MB in the end (delta: 81.3 MB). Peak memory consumption was 81.3 MB. Max. memory is 50.3 GB. 12.30/6.07 * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: 12.30/6.07 - GenericResult: Unfinished Backtranslation 12.30/6.07 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.30/6.07 - GenericResult: Unfinished Backtranslation 12.30/6.07 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.30/6.07 - GenericResult: Unfinished Backtranslation 12.30/6.07 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.30/6.07 - GenericResult: Unfinished Backtranslation 12.30/6.07 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.30/6.07 - GenericResult: Unfinished Backtranslation 12.30/6.07 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.30/6.07 - GenericResult: Unfinished Backtranslation 12.30/6.07 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.30/6.07 - GenericResult: Unfinished Backtranslation 12.30/6.07 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.30/6.07 - GenericResult: Unfinished Backtranslation 12.30/6.07 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.30/6.07 - GenericResult: Unfinished Backtranslation 12.30/6.07 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.30/6.07 - GenericResult: Unfinished Backtranslation 12.30/6.07 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.30/6.07 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 12.30/6.07 - AllSpecificationsHoldResult: All specifications hold 12.30/6.07 We were not able to verify any specifiation because the program does not contain any specification. 12.30/6.07 - InvariantResult [Line: 16]: Loop Invariant 12.30/6.07 Derived loop invariant: 1 12.30/6.07 - StatisticsResult: Ultimate Automizer benchmark data 12.30/6.07 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 12.30/6.07 - StatisticsResult: Constructed decomposition of program 12.30/6.07 Trivial decomposition into one nonterminating module. 12.30/6.07 - StatisticsResult: Timing statistics 12.30/6.07 BüchiAutomizer plugin needed 0.7s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 0.7s. 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: inital10 mio100 ax220 hnf100 lsp45 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie100 LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 6 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s 12.30/6.07 - TerminationAnalysisResult: Nontermination possible 12.30/6.07 Buchi Automizer proved that your program is nonterminating for some inputs 12.30/6.07 - GeometricNonTerminationArgumentResult [Line: 16]: Nontermination argument in form of an infinite program execution. 12.30/6.07 [2019-03-28 22:59:01,459 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.30/6.07 [2019-03-28 22:59:01,460 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.30/6.07 [2019-03-28 22:59:01,460 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.30/6.07 [2019-03-28 22:59:01,460 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.30/6.07 [2019-03-28 22:59:01,461 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.30/6.07 [2019-03-28 22:59:01,461 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.30/6.07 [2019-03-28 22:59:01,461 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.30/6.07 [2019-03-28 22:59:01,462 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.30/6.07 [2019-03-28 22:59:01,462 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.30/6.07 [2019-03-28 22:59:01,462 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.30/6.07 [2019-03-28 22:59:01,463 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.30/6.07 [2019-03-28 22:59:01,463 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.30/6.07 [2019-03-28 22:59:01,464 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.30/6.07 [2019-03-28 22:59:01,464 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.30/6.07 [2019-03-28 22:59:01,464 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.30/6.07 [2019-03-28 22:59:01,465 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.30/6.07 [2019-03-28 22:59:01,465 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.30/6.07 [2019-03-28 22:59:01,465 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.30/6.07 [2019-03-28 22:59:01,466 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~true 12.30/6.07 [2019-03-28 22:59:01,466 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~unnamed0~0~false 12.30/6.07 Nontermination argument in form of an infinite execution 12.30/6.07 {|ULTIMATE.start_main_#t~nondet0|=0, ~unnamed0~0~true=1, ~unnamed0~0~false=0, ULTIMATE.start_main_~x~0=0, |ULTIMATE.start_main_#res|=0} 12.30/6.07 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2c1c0295=0, ~unnamed0~0~true=1, \result=0, ~unnamed0~0~false=0, x=0} 12.30/6.07 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2c1c0295=0, ~unnamed0~0~true=1, \result=0, ~unnamed0~0~false=0, x=1} 12.30/6.07 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2c1c0295=0, ~unnamed0~0~true=1, \result=0, ~unnamed0~0~false=0, x=2} 12.30/6.07 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2c1c0295=0, ~unnamed0~0~true=1, \result=0, ~unnamed0~0~false=0, x=3} 12.30/6.07 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2c1c0295=0, ~unnamed0~0~true=1, \result=0, ~unnamed0~0~false=0, x=4} 12.30/6.07 - StatisticsResult: NonterminationArgumentStatistics 12.30/6.07 Unbounded Execution 1GEVs Lambdas: [0, 1, 0] Mus: [0, 0] 12.30/6.07 - NonterminatingLassoResult [Line: 16]: Nonterminating execution 12.30/6.07 Found a nonterminating execution for the following lasso shaped sequence of statements. 12.30/6.07 Stem: 12.30/6.07 [L14] int x; 12.30/6.07 [L15] x = __VERIFIER_nondet_int() 12.30/6.07 Loop: 12.30/6.07 [L16] COND TRUE x >= 0 12.30/6.07 [L17] x = x + 1 12.30/6.07 End of lasso representation. 12.30/6.07 RESULT: Ultimate proved your program to be incorrect! 12.30/6.07 !SESSION 2019-03-28 22:58:56.599 ----------------------------------------------- 12.30/6.07 eclipse.buildId=unknown 12.30/6.07 java.version=1.8.0_181 12.30/6.07 java.vendor=Oracle Corporation 12.30/6.07 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 12.30/6.07 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 12.30/6.07 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 12.30/6.07 12.30/6.07 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 22:59:01.690 12.30/6.07 !MESSAGE The workspace will exit with unsaved changes in this session. 12.30/6.07 Received shutdown request... 12.30/6.07 Ultimate: 12.30/6.07 GTK+ Version Check 12.30/6.07 EOF