12.78/6.56 YES 12.78/6.56 12.78/6.56 Ultimate: Cannot open display: 12.78/6.56 This is Ultimate 0.1.24-8dc7c08-m 12.78/6.56 [2019-03-29 01:42:59,992 INFO L170 SettingsManager]: Resetting all preferences to default values... 12.78/6.56 [2019-03-29 01:42:59,994 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 12.78/6.56 [2019-03-29 01:43:00,006 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 12.78/6.56 [2019-03-29 01:43:00,006 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 12.78/6.56 [2019-03-29 01:43:00,007 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 12.78/6.56 [2019-03-29 01:43:00,008 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 12.78/6.56 [2019-03-29 01:43:00,010 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 12.78/6.56 [2019-03-29 01:43:00,012 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 12.78/6.56 [2019-03-29 01:43:00,013 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 12.78/6.56 [2019-03-29 01:43:00,013 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 12.78/6.56 [2019-03-29 01:43:00,014 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 12.78/6.56 [2019-03-29 01:43:00,014 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 12.78/6.56 [2019-03-29 01:43:00,015 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 12.78/6.56 [2019-03-29 01:43:00,016 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 12.78/6.56 [2019-03-29 01:43:00,017 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 12.78/6.56 [2019-03-29 01:43:00,018 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 12.78/6.56 [2019-03-29 01:43:00,020 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 12.78/6.56 [2019-03-29 01:43:00,022 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 12.78/6.56 [2019-03-29 01:43:00,023 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 12.78/6.56 [2019-03-29 01:43:00,024 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 12.78/6.56 [2019-03-29 01:43:00,025 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 12.78/6.56 [2019-03-29 01:43:00,027 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 12.78/6.56 [2019-03-29 01:43:00,027 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 12.78/6.56 [2019-03-29 01:43:00,028 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 12.78/6.56 [2019-03-29 01:43:00,028 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 12.78/6.56 [2019-03-29 01:43:00,029 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 12.78/6.56 [2019-03-29 01:43:00,030 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 12.78/6.56 [2019-03-29 01:43:00,030 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 12.78/6.56 [2019-03-29 01:43:00,030 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 12.78/6.56 [2019-03-29 01:43:00,031 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 12.78/6.56 [2019-03-29 01:43:00,032 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 12.78/6.56 [2019-03-29 01:43:00,033 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 12.78/6.56 [2019-03-29 01:43:00,034 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 12.78/6.56 [2019-03-29 01:43:00,034 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 12.78/6.56 [2019-03-29 01:43:00,034 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 12.78/6.56 [2019-03-29 01:43:00,035 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 12.78/6.56 [2019-03-29 01:43:00,036 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 12.78/6.56 [2019-03-29 01:43:00,036 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 12.78/6.56 [2019-03-29 01:43:00,037 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 12.78/6.56 [2019-03-29 01:43:00,051 INFO L110 SettingsManager]: Loading preferences was successful 12.78/6.56 [2019-03-29 01:43:00,051 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 12.78/6.56 [2019-03-29 01:43:00,052 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 12.78/6.56 [2019-03-29 01:43:00,052 INFO L133 SettingsManager]: * Rewrite not-equals=true 12.78/6.56 [2019-03-29 01:43:00,053 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 12.78/6.56 [2019-03-29 01:43:00,053 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 12.78/6.56 [2019-03-29 01:43:00,053 INFO L133 SettingsManager]: * Use SBE=true 12.78/6.56 [2019-03-29 01:43:00,053 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 12.78/6.56 [2019-03-29 01:43:00,053 INFO L133 SettingsManager]: * Use old map elimination=false 12.78/6.56 [2019-03-29 01:43:00,053 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 12.78/6.56 [2019-03-29 01:43:00,054 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 12.78/6.56 [2019-03-29 01:43:00,054 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 12.78/6.56 [2019-03-29 01:43:00,054 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 12.78/6.56 [2019-03-29 01:43:00,054 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 12.78/6.56 [2019-03-29 01:43:00,054 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.78/6.56 [2019-03-29 01:43:00,055 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 12.78/6.56 [2019-03-29 01:43:00,055 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 12.78/6.56 [2019-03-29 01:43:00,055 INFO L133 SettingsManager]: * Check division by zero=IGNORE 12.78/6.56 [2019-03-29 01:43:00,055 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 12.78/6.56 [2019-03-29 01:43:00,055 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 12.78/6.56 [2019-03-29 01:43:00,055 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 12.78/6.56 [2019-03-29 01:43:00,056 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 12.78/6.56 [2019-03-29 01:43:00,056 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 12.78/6.56 [2019-03-29 01:43:00,056 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 12.78/6.56 [2019-03-29 01:43:00,056 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.78/6.56 [2019-03-29 01:43:00,056 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 12.78/6.56 [2019-03-29 01:43:00,056 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 12.78/6.56 [2019-03-29 01:43:00,057 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 12.78/6.56 [2019-03-29 01:43:00,057 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 12.78/6.56 [2019-03-29 01:43:00,083 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 12.78/6.56 [2019-03-29 01:43:00,096 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 12.78/6.56 [2019-03-29 01:43:00,100 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 12.78/6.56 [2019-03-29 01:43:00,102 INFO L271 PluginConnector]: Initializing CDTParser... 12.78/6.56 [2019-03-29 01:43:00,102 INFO L276 PluginConnector]: CDTParser initialized 12.78/6.56 [2019-03-29 01:43:00,103 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 12.78/6.56 [2019-03-29 01:43:00,171 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/0a4c29c86eb743ba94b4e0624be58c80/FLAGda0812531 12.78/6.56 [2019-03-29 01:43:00,508 INFO L307 CDTParser]: Found 1 translation units. 12.78/6.56 [2019-03-29 01:43:00,509 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 12.78/6.56 [2019-03-29 01:43:00,516 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/0a4c29c86eb743ba94b4e0624be58c80/FLAGda0812531 12.78/6.56 [2019-03-29 01:43:00,936 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/0a4c29c86eb743ba94b4e0624be58c80 12.78/6.56 [2019-03-29 01:43:00,947 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 12.78/6.56 [2019-03-29 01:43:00,949 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 12.78/6.56 [2019-03-29 01:43:00,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 12.78/6.56 [2019-03-29 01:43:00,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 12.78/6.56 [2019-03-29 01:43:00,954 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 12.78/6.56 [2019-03-29 01:43:00,955 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 01:43:00" (1/1) ... 12.78/6.56 [2019-03-29 01:43:00,958 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d97356a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:00, skipping insertion in model container 12.78/6.56 [2019-03-29 01:43:00,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 01:43:00" (1/1) ... 12.78/6.56 [2019-03-29 01:43:00,966 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 12.78/6.56 [2019-03-29 01:43:00,983 INFO L176 MainTranslator]: Built tables and reachable declarations 12.78/6.56 [2019-03-29 01:43:01,138 INFO L206 PostProcessor]: Analyzing one entry point: main 12.78/6.56 [2019-03-29 01:43:01,143 INFO L191 MainTranslator]: Completed pre-run 12.78/6.56 [2019-03-29 01:43:01,158 INFO L206 PostProcessor]: Analyzing one entry point: main 12.78/6.56 [2019-03-29 01:43:01,173 INFO L195 MainTranslator]: Completed translation 12.78/6.56 [2019-03-29 01:43:01,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:01 WrapperNode 12.78/6.56 [2019-03-29 01:43:01,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 12.78/6.56 [2019-03-29 01:43:01,174 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 12.78/6.56 [2019-03-29 01:43:01,174 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 12.78/6.56 [2019-03-29 01:43:01,174 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 12.78/6.56 [2019-03-29 01:43:01,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:01" (1/1) ... 12.78/6.56 [2019-03-29 01:43:01,245 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:01" (1/1) ... 12.78/6.56 [2019-03-29 01:43:01,264 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 12.78/6.56 [2019-03-29 01:43:01,264 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 12.78/6.56 [2019-03-29 01:43:01,265 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 12.78/6.56 [2019-03-29 01:43:01,265 INFO L276 PluginConnector]: Boogie Preprocessor initialized 12.78/6.56 [2019-03-29 01:43:01,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:01" (1/1) ... 12.78/6.56 [2019-03-29 01:43:01,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:01" (1/1) ... 12.78/6.56 [2019-03-29 01:43:01,275 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:01" (1/1) ... 12.78/6.56 [2019-03-29 01:43:01,275 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:01" (1/1) ... 12.78/6.56 [2019-03-29 01:43:01,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:01" (1/1) ... 12.78/6.56 [2019-03-29 01:43:01,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:01" (1/1) ... 12.78/6.56 [2019-03-29 01:43:01,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:01" (1/1) ... 12.78/6.56 [2019-03-29 01:43:01,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 12.78/6.56 [2019-03-29 01:43:01,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 12.78/6.56 [2019-03-29 01:43:01,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... 12.78/6.56 [2019-03-29 01:43:01,284 INFO L276 PluginConnector]: RCFGBuilder initialized 12.78/6.56 [2019-03-29 01:43:01,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:01" (1/1) ... 12.78/6.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.78/6.56 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 12.78/6.56 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 12.78/6.56 [2019-03-29 01:43:01,346 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 12.78/6.56 [2019-03-29 01:43:01,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 12.78/6.56 [2019-03-29 01:43:01,464 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 12.78/6.56 [2019-03-29 01:43:01,464 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 12.78/6.56 [2019-03-29 01:43:01,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:43:01 BoogieIcfgContainer 12.78/6.56 [2019-03-29 01:43:01,465 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 12.78/6.56 [2019-03-29 01:43:01,466 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 12.78/6.56 [2019-03-29 01:43:01,466 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 12.78/6.56 [2019-03-29 01:43:01,468 INFO L276 PluginConnector]: BlockEncodingV2 initialized 12.78/6.56 [2019-03-29 01:43:01,469 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:43:01" (1/1) ... 12.78/6.56 [2019-03-29 01:43:01,483 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges 12.78/6.56 [2019-03-29 01:43:01,484 INFO L258 BlockEncoder]: Using Remove infeasible edges 12.78/6.56 [2019-03-29 01:43:01,485 INFO L263 BlockEncoder]: Using Maximize final states 12.78/6.56 [2019-03-29 01:43:01,485 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 12.78/6.56 [2019-03-29 01:43:01,486 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 12.78/6.56 [2019-03-29 01:43:01,488 INFO L296 BlockEncoder]: Using Remove sink states 12.78/6.56 [2019-03-29 01:43:01,489 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 12.78/6.56 [2019-03-29 01:43:01,489 INFO L179 BlockEncoder]: Using Rewrite not-equals 12.78/6.56 [2019-03-29 01:43:01,502 INFO L185 BlockEncoder]: Using Use SBE 12.78/6.56 [2019-03-29 01:43:01,509 INFO L200 BlockEncoder]: SBE split 0 edges 12.78/6.56 [2019-03-29 01:43:01,514 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 12.78/6.56 [2019-03-29 01:43:01,516 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.78/6.56 [2019-03-29 01:43:01,528 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 12.78/6.56 [2019-03-29 01:43:01,530 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states 12.78/6.56 [2019-03-29 01:43:01,531 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 12.78/6.56 [2019-03-29 01:43:01,532 INFO L71 MaximizeFinalStates]: 0 new accepting states 12.78/6.56 [2019-03-29 01:43:01,532 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 12.78/6.56 [2019-03-29 01:43:01,532 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 12.78/6.56 [2019-03-29 01:43:01,532 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 2 edges 12.78/6.56 [2019-03-29 01:43:01,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:43:01 BasicIcfg 12.78/6.56 [2019-03-29 01:43:01,533 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 12.78/6.56 [2019-03-29 01:43:01,534 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 12.78/6.56 [2019-03-29 01:43:01,534 INFO L271 PluginConnector]: Initializing TraceAbstraction... 12.78/6.56 [2019-03-29 01:43:01,537 INFO L276 PluginConnector]: TraceAbstraction initialized 12.78/6.56 [2019-03-29 01:43:01,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.03 01:43:00" (1/4) ... 12.78/6.56 [2019-03-29 01:43:01,538 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4084126a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 01:43:01, skipping insertion in model container 12.78/6.56 [2019-03-29 01:43:01,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:01" (2/4) ... 12.78/6.56 [2019-03-29 01:43:01,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4084126a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 01:43:01, skipping insertion in model container 12.78/6.56 [2019-03-29 01:43:01,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:43:01" (3/4) ... 12.78/6.56 [2019-03-29 01:43:01,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4084126a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:43:01, skipping insertion in model container 12.78/6.56 [2019-03-29 01:43:01,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:43:01" (4/4) ... 12.78/6.56 [2019-03-29 01:43:01,541 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.78/6.56 [2019-03-29 01:43:01,551 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 12.78/6.56 [2019-03-29 01:43:01,559 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 12.78/6.56 [2019-03-29 01:43:01,576 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 12.78/6.56 [2019-03-29 01:43:01,605 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.78/6.56 [2019-03-29 01:43:01,605 INFO L382 AbstractCegarLoop]: Interprodecural is true 12.78/6.56 [2019-03-29 01:43:01,606 INFO L383 AbstractCegarLoop]: Hoare is true 12.78/6.56 [2019-03-29 01:43:01,606 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 12.78/6.56 [2019-03-29 01:43:01,606 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 12.78/6.56 [2019-03-29 01:43:01,606 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.78/6.56 [2019-03-29 01:43:01,606 INFO L387 AbstractCegarLoop]: Difference is false 12.78/6.56 [2019-03-29 01:43:01,606 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 12.78/6.56 [2019-03-29 01:43:01,607 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 12.78/6.56 [2019-03-29 01:43:01,620 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 12.78/6.56 [2019-03-29 01:43:01,626 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 12.78/6.56 [2019-03-29 01:43:01,629 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 12.78/6.56 [2019-03-29 01:43:01,679 INFO L451 ceAbstractionStarter]: At program point L17-2(lines 17 20) the Hoare annotation is: true 12.78/6.56 [2019-03-29 01:43:01,679 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 12.78/6.56 [2019-03-29 01:43:01,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:43:01 BasicIcfg 12.78/6.56 [2019-03-29 01:43:01,687 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 12.78/6.56 [2019-03-29 01:43:01,688 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 12.78/6.56 [2019-03-29 01:43:01,688 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 12.78/6.56 [2019-03-29 01:43:01,691 INFO L276 PluginConnector]: BuchiAutomizer initialized 12.78/6.56 [2019-03-29 01:43:01,692 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.78/6.56 [2019-03-29 01:43:01,692 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.03 01:43:00" (1/5) ... 12.78/6.56 [2019-03-29 01:43:01,693 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4dd10b3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 01:43:01, skipping insertion in model container 12.78/6.56 [2019-03-29 01:43:01,693 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.78/6.56 [2019-03-29 01:43:01,693 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:01" (2/5) ... 12.78/6.56 [2019-03-29 01:43:01,694 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4dd10b3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 01:43:01, skipping insertion in model container 12.78/6.56 [2019-03-29 01:43:01,694 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.78/6.56 [2019-03-29 01:43:01,694 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:43:01" (3/5) ... 12.78/6.56 [2019-03-29 01:43:01,694 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4dd10b3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:43:01, skipping insertion in model container 12.78/6.56 [2019-03-29 01:43:01,694 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.78/6.56 [2019-03-29 01:43:01,695 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:43:01" (4/5) ... 12.78/6.56 [2019-03-29 01:43:01,695 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4dd10b3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:43:01, skipping insertion in model container 12.78/6.56 [2019-03-29 01:43:01,695 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 12.78/6.56 [2019-03-29 01:43:01,695 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:43:01" (5/5) ... 12.78/6.56 [2019-03-29 01:43:01,697 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 12.78/6.56 [2019-03-29 01:43:01,723 INFO L133 ementStrategyFactory]: Using default assertion order modulation 12.78/6.56 [2019-03-29 01:43:01,724 INFO L374 BuchiCegarLoop]: Interprodecural is true 12.78/6.56 [2019-03-29 01:43:01,724 INFO L375 BuchiCegarLoop]: Hoare is true 12.78/6.56 [2019-03-29 01:43:01,724 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 12.78/6.56 [2019-03-29 01:43:01,724 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 12.78/6.56 [2019-03-29 01:43:01,724 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 12.78/6.56 [2019-03-29 01:43:01,725 INFO L379 BuchiCegarLoop]: Difference is false 12.78/6.56 [2019-03-29 01:43:01,725 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 12.78/6.56 [2019-03-29 01:43:01,725 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 12.78/6.56 [2019-03-29 01:43:01,728 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 12.78/6.56 [2019-03-29 01:43:01,745 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 12.78/6.56 [2019-03-29 01:43:01,745 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.78/6.56 [2019-03-29 01:43:01,745 INFO L119 BuchiIsEmpty]: Starting construction of run 12.78/6.56 [2019-03-29 01:43:01,750 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.78/6.56 [2019-03-29 01:43:01,751 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 12.78/6.56 [2019-03-29 01:43:01,751 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 12.78/6.56 [2019-03-29 01:43:01,751 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 12.78/6.56 [2019-03-29 01:43:01,751 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 12.78/6.56 [2019-03-29 01:43:01,752 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 12.78/6.56 [2019-03-29 01:43:01,752 INFO L119 BuchiIsEmpty]: Starting construction of run 12.78/6.56 [2019-03-29 01:43:01,752 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 12.78/6.56 [2019-03-29 01:43:01,752 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 12.78/6.56 [2019-03-29 01:43:01,757 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue [22] ULTIMATE.startENTRY-->L17-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_1 23) (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 3#L17-2true 12.78/6.56 [2019-03-29 01:43:01,758 INFO L796 eck$LassoCheckResult]: Loop: 3#L17-2true [20] L17-2-->L17-2: Formula: (and (<= 0 v_ULTIMATE.start_main_~x~0_8) (= v_ULTIMATE.start_main_~x~0_7 (+ (* (- 1) 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_~y~0_7 1))) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~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_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 3#L17-2true 12.78/6.56 [2019-03-29 01:43:01,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.78/6.56 [2019-03-29 01:43:01,764 INFO L82 PathProgramCache]: Analyzing trace with hash 53, now seen corresponding path program 1 times 12.78/6.56 [2019-03-29 01:43:01,766 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.78/6.56 [2019-03-29 01:43:01,767 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.78/6.56 [2019-03-29 01:43:01,795 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.78/6.56 [2019-03-29 01:43:01,795 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.78/6.56 [2019-03-29 01:43:01,795 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.78/6.56 [2019-03-29 01:43:01,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.78/6.56 [2019-03-29 01:43:01,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.78/6.56 [2019-03-29 01:43:01,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.78/6.56 [2019-03-29 01:43:01,836 INFO L82 PathProgramCache]: Analyzing trace with hash 51, now seen corresponding path program 1 times 12.78/6.56 [2019-03-29 01:43:01,836 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.78/6.56 [2019-03-29 01:43:01,836 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.78/6.56 [2019-03-29 01:43:01,838 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.78/6.56 [2019-03-29 01:43:01,838 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.78/6.56 [2019-03-29 01:43:01,838 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.78/6.56 [2019-03-29 01:43:01,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.78/6.56 [2019-03-29 01:43:01,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.78/6.56 [2019-03-29 01:43:01,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.78/6.56 [2019-03-29 01:43:01,851 INFO L82 PathProgramCache]: Analyzing trace with hash 1663, now seen corresponding path program 1 times 12.78/6.56 [2019-03-29 01:43:01,851 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 12.78/6.56 [2019-03-29 01:43:01,851 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 12.78/6.56 [2019-03-29 01:43:01,852 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.78/6.56 [2019-03-29 01:43:01,853 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 12.78/6.56 [2019-03-29 01:43:01,853 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 12.78/6.56 [2019-03-29 01:43:01,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.78/6.56 [2019-03-29 01:43:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 12.78/6.56 [2019-03-29 01:43:01,911 INFO L216 LassoAnalysis]: Preferences: 12.78/6.56 [2019-03-29 01:43:01,912 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.78/6.56 [2019-03-29 01:43:01,913 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.78/6.56 [2019-03-29 01:43:01,913 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.78/6.56 [2019-03-29 01:43:01,913 INFO L127 ssoRankerPreferences]: Use exernal solver: true 12.78/6.56 [2019-03-29 01:43:01,913 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.78/6.56 [2019-03-29 01:43:01,913 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.78/6.56 [2019-03-29 01:43:01,913 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.78/6.56 [2019-03-29 01:43:01,914 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 12.78/6.56 [2019-03-29 01:43:01,914 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.78/6.56 [2019-03-29 01:43:01,914 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.78/6.56 [2019-03-29 01:43:01,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.78/6.56 [2019-03-29 01:43:01,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.78/6.56 [2019-03-29 01:43:01,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.78/6.56 [2019-03-29 01:43:02,043 INFO L300 LassoAnalysis]: Preprocessing complete. 12.78/6.56 [2019-03-29 01:43:02,044 INFO L412 LassoAnalysis]: Checking for nontermination... 12.78/6.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.78/6.56 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.78/6.56 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.78/6.56 [2019-03-29 01:43:02,050 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.78/6.56 [2019-03-29 01:43:02,051 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.78/6.56 [2019-03-29 01:43:02,086 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.78/6.56 [2019-03-29 01:43:02,086 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: [] 12.78/6.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.78/6.56 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.78/6.56 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.78/6.56 [2019-03-29 01:43:02,092 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.78/6.56 [2019-03-29 01:43:02,092 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.78/6.56 [2019-03-29 01:43:02,120 INFO L445 LassoAnalysis]: Proved nontermination for one component. 12.78/6.56 [2019-03-29 01:43:02,121 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: [] 12.78/6.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.78/6.56 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.78/6.56 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.78/6.56 [2019-03-29 01:43:02,125 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 12.78/6.56 [2019-03-29 01:43:02,126 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.78/6.56 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 12.78/6.56 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 12.78/6.56 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 12.78/6.56 [2019-03-29 01:43:02,157 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 12.78/6.56 [2019-03-29 01:43:02,158 INFO L163 nArgumentSynthesizer]: Using integer mode. 12.78/6.56 [2019-03-29 01:43:02,631 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 12.78/6.56 [2019-03-29 01:43:02,634 INFO L216 LassoAnalysis]: Preferences: 12.78/6.56 [2019-03-29 01:43:02,634 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 12.78/6.56 [2019-03-29 01:43:02,634 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 12.78/6.56 [2019-03-29 01:43:02,634 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 12.78/6.56 [2019-03-29 01:43:02,634 INFO L127 ssoRankerPreferences]: Use exernal solver: false 12.78/6.56 [2019-03-29 01:43:02,635 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 12.78/6.56 [2019-03-29 01:43:02,635 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 12.78/6.56 [2019-03-29 01:43:02,635 INFO L130 ssoRankerPreferences]: Path of dumped script: 12.78/6.56 [2019-03-29 01:43:02,635 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 12.78/6.56 [2019-03-29 01:43:02,635 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 12.78/6.56 [2019-03-29 01:43:02,635 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 12.78/6.56 [2019-03-29 01:43:02,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.78/6.56 [2019-03-29 01:43:02,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.78/6.56 [2019-03-29 01:43:02,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 12.78/6.56 [2019-03-29 01:43:02,729 INFO L300 LassoAnalysis]: Preprocessing complete. 12.78/6.56 [2019-03-29 01:43:02,735 INFO L497 LassoAnalysis]: Using template 'affine'. 12.78/6.56 [2019-03-29 01:43:02,737 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 12.78/6.56 Termination analysis: LINEAR_WITH_GUESSES 12.78/6.56 Number of strict supporting invariants: 0 12.78/6.56 Number of non-strict supporting invariants: 1 12.78/6.56 Consider only non-deceasing supporting invariants: true 12.78/6.56 Simplify termination arguments: true 12.78/6.56 Simplify supporting invariants: trueOverapproximate stem: false 12.78/6.56 [2019-03-29 01:43:02,739 INFO L339 nArgumentSynthesizer]: Template has degree 0. 12.78/6.56 [2019-03-29 01:43:02,739 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 12.78/6.56 [2019-03-29 01:43:02,739 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 12.78/6.56 [2019-03-29 01:43:02,740 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 12.78/6.56 [2019-03-29 01:43:02,744 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 12.78/6.56 [2019-03-29 01:43:02,745 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 12.78/6.56 [2019-03-29 01:43:02,754 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 12.78/6.56 [2019-03-29 01:43:02,754 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 12.78/6.56 Termination analysis: LINEAR_WITH_GUESSES 12.78/6.56 Number of strict supporting invariants: 0 12.78/6.56 Number of non-strict supporting invariants: 1 12.78/6.56 Consider only non-deceasing supporting invariants: true 12.78/6.56 Simplify termination arguments: true 12.78/6.56 Simplify supporting invariants: trueOverapproximate stem: false 12.78/6.56 [2019-03-29 01:43:02,755 INFO L339 nArgumentSynthesizer]: Template has degree 0. 12.78/6.56 [2019-03-29 01:43:02,755 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 12.78/6.56 [2019-03-29 01:43:02,755 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 12.78/6.56 [2019-03-29 01:43:02,756 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 12.78/6.56 [2019-03-29 01:43:02,758 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 12.78/6.56 [2019-03-29 01:43:02,759 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 12.78/6.56 [2019-03-29 01:43:02,767 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 12.78/6.56 [2019-03-29 01:43:02,768 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 12.78/6.56 Termination analysis: LINEAR_WITH_GUESSES 12.78/6.56 Number of strict supporting invariants: 0 12.78/6.56 Number of non-strict supporting invariants: 1 12.78/6.56 Consider only non-deceasing supporting invariants: true 12.78/6.56 Simplify termination arguments: true 12.78/6.56 Simplify supporting invariants: trueOverapproximate stem: false 12.78/6.56 [2019-03-29 01:43:02,817 INFO L339 nArgumentSynthesizer]: Template has degree 0. 12.78/6.56 [2019-03-29 01:43:02,818 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 12.78/6.56 [2019-03-29 01:43:02,818 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 12.78/6.56 [2019-03-29 01:43:02,819 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 12.78/6.56 [2019-03-29 01:43:02,819 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 12.78/6.57 [2019-03-29 01:43:02,820 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 12.78/6.57 [2019-03-29 01:43:02,820 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 12.78/6.57 [2019-03-29 01:43:02,829 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 12.78/6.57 [2019-03-29 01:43:02,829 INFO L497 LassoAnalysis]: Using template '2-nested'. 12.78/6.57 [2019-03-29 01:43:02,830 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 12.78/6.57 Termination analysis: LINEAR_WITH_GUESSES 12.78/6.57 Number of strict supporting invariants: 0 12.78/6.57 Number of non-strict supporting invariants: 1 12.78/6.57 Consider only non-deceasing supporting invariants: true 12.78/6.57 Simplify termination arguments: true 12.78/6.57 Simplify supporting invariants: trueOverapproximate stem: false 12.78/6.57 [2019-03-29 01:43:02,831 INFO L339 nArgumentSynthesizer]: Template has degree 0. 12.78/6.57 [2019-03-29 01:43:02,831 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 12.78/6.57 [2019-03-29 01:43:02,831 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 12.78/6.57 [2019-03-29 01:43:02,831 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 12.78/6.57 [2019-03-29 01:43:02,835 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. 12.78/6.57 [2019-03-29 01:43:02,835 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. 12.78/6.57 [2019-03-29 01:43:02,840 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 12.78/6.57 [2019-03-29 01:43:02,841 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 12.78/6.57 Termination analysis: LINEAR_WITH_GUESSES 12.78/6.57 Number of strict supporting invariants: 0 12.78/6.57 Number of non-strict supporting invariants: 1 12.78/6.57 Consider only non-deceasing supporting invariants: true 12.78/6.57 Simplify termination arguments: true 12.78/6.57 Simplify supporting invariants: trueOverapproximate stem: false 12.78/6.57 [2019-03-29 01:43:02,841 INFO L339 nArgumentSynthesizer]: Template has degree 0. 12.78/6.57 [2019-03-29 01:43:02,842 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 12.78/6.57 [2019-03-29 01:43:02,842 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 12.78/6.57 [2019-03-29 01:43:02,842 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 12.78/6.57 [2019-03-29 01:43:02,845 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. 12.78/6.57 [2019-03-29 01:43:02,845 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. 12.78/6.57 [2019-03-29 01:43:02,855 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 12.78/6.57 [2019-03-29 01:43:02,855 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 12.78/6.57 Termination analysis: LINEAR_WITH_GUESSES 12.78/6.57 Number of strict supporting invariants: 0 12.78/6.57 Number of non-strict supporting invariants: 1 12.78/6.57 Consider only non-deceasing supporting invariants: true 12.78/6.57 Simplify termination arguments: true 12.78/6.57 Simplify supporting invariants: trueOverapproximate stem: false 12.78/6.57 [2019-03-29 01:43:02,856 INFO L339 nArgumentSynthesizer]: Template has degree 0. 12.78/6.57 [2019-03-29 01:43:02,856 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 12.78/6.57 [2019-03-29 01:43:02,856 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 12.78/6.57 [2019-03-29 01:43:02,856 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 12.78/6.57 [2019-03-29 01:43:02,857 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 12.78/6.57 [2019-03-29 01:43:02,858 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. 12.78/6.57 [2019-03-29 01:43:02,858 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 12.78/6.57 [2019-03-29 01:43:02,867 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 12.78/6.57 [2019-03-29 01:43:02,876 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 12.78/6.57 [2019-03-29 01:43:02,876 INFO L444 ModelExtractionUtils]: 2 out of 7 variables were initially zero. Simplification set additionally 0 variables to zero. 12.78/6.57 [2019-03-29 01:43:02,879 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 12.78/6.57 [2019-03-29 01:43:02,879 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 12.78/6.57 [2019-03-29 01:43:02,879 INFO L518 LassoAnalysis]: Proved termination. 12.78/6.57 [2019-03-29 01:43:02,880 INFO L520 LassoAnalysis]: Termination argument consisting of: 12.78/6.57 Ranking function 2-nested ranking function: 12.78/6.57 f0 = -2*ULTIMATE.start_main_~y~0 + 1 12.78/6.57 f1 = 2*ULTIMATE.start_main_~x~0 + 1 12.78/6.57 Supporting invariants [] 12.78/6.57 [2019-03-29 01:43:02,881 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 12.78/6.57 [2019-03-29 01:43:02,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 12.78/6.57 [2019-03-29 01:43:02,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 12.78/6.57 [2019-03-29 01:43:02,930 INFO L256 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 2 conjunts are in the unsatisfiable core 12.78/6.57 [2019-03-29 01:43:02,932 INFO L279 TraceCheckSpWp]: Computing forward predicates... 12.78/6.57 [2019-03-29 01:43:02,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 12.78/6.57 [2019-03-29 01:43:02,944 WARN L254 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 6 conjunts are in the unsatisfiable core 12.78/6.57 [2019-03-29 01:43:02,944 INFO L279 TraceCheckSpWp]: Computing forward predicates... 12.78/6.57 [2019-03-29 01:43:02,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 12.78/6.57 [2019-03-29 01:43:02,979 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 12.78/6.57 [2019-03-29 01:43:02,985 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates 12.78/6.57 [2019-03-29 01:43:02,986 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 2 states. Second operand 2 states. 12.78/6.57 [2019-03-29 01:43:03,006 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 2 states.. Second operand 2 states. Result 3 states and 3 transitions. Complement of second has 2 states. 12.78/6.57 [2019-03-29 01:43:03,007 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states 12.78/6.57 [2019-03-29 01:43:03,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. 12.78/6.57 [2019-03-29 01:43:03,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 4 transitions. 12.78/6.57 [2019-03-29 01:43:03,011 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 1 letters. 12.78/6.57 [2019-03-29 01:43:03,011 INFO L116 BuchiAccepts]: Finished buchiAccepts. 12.78/6.57 [2019-03-29 01:43:03,012 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 2 letters. Loop has 1 letters. 12.78/6.57 [2019-03-29 01:43:03,012 INFO L116 BuchiAccepts]: Finished buchiAccepts. 12.78/6.57 [2019-03-29 01:43:03,012 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 4 transitions. Stem has 1 letters. Loop has 2 letters. 12.78/6.57 [2019-03-29 01:43:03,012 INFO L116 BuchiAccepts]: Finished buchiAccepts. 12.78/6.57 [2019-03-29 01:43:03,017 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3 states and 3 transitions. 12.78/6.57 [2019-03-29 01:43:03,018 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 12.78/6.57 [2019-03-29 01:43:03,020 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3 states to 0 states and 0 transitions. 12.78/6.57 [2019-03-29 01:43:03,022 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 12.78/6.57 [2019-03-29 01:43:03,022 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 12.78/6.57 [2019-03-29 01:43:03,022 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 12.78/6.57 [2019-03-29 01:43:03,022 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 12.78/6.57 [2019-03-29 01:43:03,023 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 12.78/6.57 [2019-03-29 01:43:03,023 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 12.78/6.57 [2019-03-29 01:43:03,023 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 12.78/6.57 [2019-03-29 01:43:03,023 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 12.78/6.57 [2019-03-29 01:43:03,023 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 12.78/6.57 [2019-03-29 01:43:03,023 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 12.78/6.57 [2019-03-29 01:43:03,023 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 12.78/6.57 [2019-03-29 01:43:03,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:43:03 BasicIcfg 12.78/6.57 [2019-03-29 01:43:03,029 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 12.78/6.57 [2019-03-29 01:43:03,030 INFO L168 Benchmark]: Toolchain (without parser) took 2081.84 ms. Allocated memory was 649.6 MB in the beginning and 676.9 MB in the end (delta: 27.3 MB). Free memory was 563.8 MB in the beginning and 533.2 MB in the end (delta: 30.6 MB). Peak memory consumption was 57.9 MB. Max. memory is 50.3 GB. 12.78/6.57 [2019-03-29 01:43:03,032 INFO L168 Benchmark]: CDTParser took 0.18 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. 12.78/6.57 [2019-03-29 01:43:03,033 INFO L168 Benchmark]: CACSL2BoogieTranslator took 223.55 ms. Allocated memory is still 649.6 MB. Free memory was 563.8 MB in the beginning and 553.0 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 50.3 GB. 12.78/6.57 [2019-03-29 01:43:03,033 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.04 ms. Allocated memory was 649.6 MB in the beginning and 676.9 MB in the end (delta: 27.3 MB). Free memory was 553.0 MB in the beginning and 643.8 MB in the end (delta: -90.8 MB). Peak memory consumption was 20.0 MB. Max. memory is 50.3 GB. 12.78/6.57 [2019-03-29 01:43:03,034 INFO L168 Benchmark]: Boogie Preprocessor took 18.73 ms. Allocated memory is still 676.9 MB. Free memory was 643.8 MB in the beginning and 642.7 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 12.78/6.57 [2019-03-29 01:43:03,035 INFO L168 Benchmark]: RCFGBuilder took 182.05 ms. Allocated memory is still 676.9 MB. Free memory was 642.7 MB in the beginning and 628.5 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 50.3 GB. 12.78/6.57 [2019-03-29 01:43:03,036 INFO L168 Benchmark]: BlockEncodingV2 took 67.14 ms. Allocated memory is still 676.9 MB. Free memory was 628.5 MB in the beginning and 623.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 12.78/6.57 [2019-03-29 01:43:03,036 INFO L168 Benchmark]: TraceAbstraction took 153.32 ms. Allocated memory is still 676.9 MB. Free memory was 623.1 MB in the beginning and 614.4 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 50.3 GB. 12.78/6.57 [2019-03-29 01:43:03,037 INFO L168 Benchmark]: BuchiAutomizer took 1341.84 ms. Allocated memory is still 676.9 MB. Free memory was 613.4 MB in the beginning and 533.2 MB in the end (delta: 80.2 MB). Peak memory consumption was 80.2 MB. Max. memory is 50.3 GB. 12.78/6.57 [2019-03-29 01:43:03,041 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 12.78/6.57 --- Results --- 12.78/6.57 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 12.78/6.57 - StatisticsResult: Initial Icfg 12.78/6.57 6 locations, 7 edges 12.78/6.57 - StatisticsResult: Encoded RCFG 12.78/6.57 2 locations, 2 edges 12.78/6.57 * Results from de.uni_freiburg.informatik.ultimate.core: 12.78/6.57 - StatisticsResult: Toolchain Benchmarks 12.78/6.57 Benchmark results are: 12.78/6.57 * CDTParser took 0.18 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. 12.78/6.57 * CACSL2BoogieTranslator took 223.55 ms. Allocated memory is still 649.6 MB. Free memory was 563.8 MB in the beginning and 553.0 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 50.3 GB. 12.78/6.57 * Boogie Procedure Inliner took 90.04 ms. Allocated memory was 649.6 MB in the beginning and 676.9 MB in the end (delta: 27.3 MB). Free memory was 553.0 MB in the beginning and 643.8 MB in the end (delta: -90.8 MB). Peak memory consumption was 20.0 MB. Max. memory is 50.3 GB. 12.78/6.57 * Boogie Preprocessor took 18.73 ms. Allocated memory is still 676.9 MB. Free memory was 643.8 MB in the beginning and 642.7 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 12.78/6.57 * RCFGBuilder took 182.05 ms. Allocated memory is still 676.9 MB. Free memory was 642.7 MB in the beginning and 628.5 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 50.3 GB. 12.78/6.57 * BlockEncodingV2 took 67.14 ms. Allocated memory is still 676.9 MB. Free memory was 628.5 MB in the beginning and 623.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 12.78/6.57 * TraceAbstraction took 153.32 ms. Allocated memory is still 676.9 MB. Free memory was 623.1 MB in the beginning and 614.4 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 50.3 GB. 12.78/6.57 * BuchiAutomizer took 1341.84 ms. Allocated memory is still 676.9 MB. Free memory was 613.4 MB in the beginning and 533.2 MB in the end (delta: 80.2 MB). Peak memory consumption was 80.2 MB. Max. memory is 50.3 GB. 12.78/6.57 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 12.78/6.57 - AllSpecificationsHoldResult: All specifications hold 12.78/6.57 We were not able to verify any specifiation because the program does not contain any specification. 12.78/6.57 - InvariantResult [Line: 17]: Loop Invariant 12.78/6.57 Derived loop invariant: 1 12.78/6.57 - StatisticsResult: Ultimate Automizer benchmark data 12.78/6.57 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 12.78/6.57 - StatisticsResult: Constructed decomposition of program 12.78/6.57 Your program was decomposed into 1 terminating modules (0 trivial, 0 deterministic, 1 nondeterministic). One nondeterministic module has 2-nested ranking function (if -2 * y + 1 > 0 then 1 else 0), (if -2 * y + 1 > 0 then -2 * y + 1 else 2 * x + 1) and consists of 2 locations. 12.78/6.57 - StatisticsResult: Timing statistics 12.78/6.57 BüchiAutomizer plugin needed 1.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. 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 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 2 SDtfs, 2 SDslu, 0 SDs, 0 SdLazy, 1 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital17 mio100 ax170 hnf93 lsp55 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq179 hnf92 smp100 dnf100 smp100 tf108 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 10ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 3 MotzkinApplications: 9 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.5s 12.78/6.57 - TerminationAnalysisResult: Termination proven 12.78/6.57 Buchi Automizer proved that your program is terminating 12.78/6.57 RESULT: Ultimate proved your program to be correct! 12.78/6.57 !SESSION 2019-03-29 01:42:57.650 ----------------------------------------------- 12.78/6.57 eclipse.buildId=unknown 12.78/6.57 java.version=1.8.0_181 12.78/6.57 java.vendor=Oracle Corporation 12.78/6.57 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 12.78/6.57 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 12.78/6.57 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 12.78/6.57 12.78/6.57 !ENTRY org.eclipse.core.resources 2 10035 2019-03-29 01:43:03.272 12.78/6.57 !MESSAGE The workspace will exit with unsaved changes in this session. 12.78/6.57 Received shutdown request... 12.78/6.57 Ultimate: 12.78/6.57 GTK+ Version Check 12.78/6.57 EOF