27.88/19.93 YES 27.88/19.93 27.88/19.93 Ultimate: Cannot open display: 27.88/19.93 This is Ultimate 0.1.24-8dc7c08-m 27.88/19.93 [2019-03-29 01:43:45,894 INFO L170 SettingsManager]: Resetting all preferences to default values... 27.88/19.93 [2019-03-29 01:43:45,896 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 27.88/19.93 [2019-03-29 01:43:45,908 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 27.88/19.93 [2019-03-29 01:43:45,909 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 27.88/19.93 [2019-03-29 01:43:45,910 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 27.88/19.93 [2019-03-29 01:43:45,911 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 27.88/19.93 [2019-03-29 01:43:45,912 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 27.88/19.93 [2019-03-29 01:43:45,914 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 27.88/19.93 [2019-03-29 01:43:45,915 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 27.88/19.93 [2019-03-29 01:43:45,916 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 27.88/19.93 [2019-03-29 01:43:45,916 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 27.88/19.93 [2019-03-29 01:43:45,917 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 27.88/19.93 [2019-03-29 01:43:45,918 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 27.88/19.93 [2019-03-29 01:43:45,919 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 27.88/19.93 [2019-03-29 01:43:45,919 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 27.88/19.93 [2019-03-29 01:43:45,920 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 27.88/19.93 [2019-03-29 01:43:45,922 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 27.88/19.93 [2019-03-29 01:43:45,924 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 27.88/19.93 [2019-03-29 01:43:45,925 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 27.88/19.93 [2019-03-29 01:43:45,926 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 27.88/19.93 [2019-03-29 01:43:45,929 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 27.88/19.93 [2019-03-29 01:43:45,931 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 27.88/19.93 [2019-03-29 01:43:45,931 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 27.88/19.93 [2019-03-29 01:43:45,931 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 27.88/19.93 [2019-03-29 01:43:45,932 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 27.88/19.93 [2019-03-29 01:43:45,932 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 27.88/19.93 [2019-03-29 01:43:45,933 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 27.88/19.93 [2019-03-29 01:43:45,933 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 27.88/19.93 [2019-03-29 01:43:45,934 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 27.88/19.93 [2019-03-29 01:43:45,935 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 27.88/19.93 [2019-03-29 01:43:45,935 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 27.88/19.93 [2019-03-29 01:43:45,936 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 27.88/19.93 [2019-03-29 01:43:45,937 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 27.88/19.93 [2019-03-29 01:43:45,937 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 27.88/19.93 [2019-03-29 01:43:45,937 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 27.88/19.93 [2019-03-29 01:43:45,938 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 27.88/19.93 [2019-03-29 01:43:45,939 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 27.88/19.93 [2019-03-29 01:43:45,939 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 27.88/19.93 [2019-03-29 01:43:45,940 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 27.88/19.93 [2019-03-29 01:43:45,954 INFO L110 SettingsManager]: Loading preferences was successful 27.88/19.93 [2019-03-29 01:43:45,954 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 27.88/19.93 [2019-03-29 01:43:45,955 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 27.88/19.93 [2019-03-29 01:43:45,956 INFO L133 SettingsManager]: * Rewrite not-equals=true 27.88/19.93 [2019-03-29 01:43:45,956 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 27.88/19.93 [2019-03-29 01:43:45,956 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 27.88/19.93 [2019-03-29 01:43:45,956 INFO L133 SettingsManager]: * Use SBE=true 27.88/19.93 [2019-03-29 01:43:45,956 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 27.88/19.93 [2019-03-29 01:43:45,957 INFO L133 SettingsManager]: * Use old map elimination=false 27.88/19.93 [2019-03-29 01:43:45,958 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 27.88/19.93 [2019-03-29 01:43:45,958 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 27.88/19.93 [2019-03-29 01:43:45,958 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 27.88/19.93 [2019-03-29 01:43:45,958 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 27.88/19.93 [2019-03-29 01:43:45,958 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 27.88/19.93 [2019-03-29 01:43:45,958 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 27.88/19.93 [2019-03-29 01:43:45,959 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 27.88/19.93 [2019-03-29 01:43:45,959 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 27.88/19.93 [2019-03-29 01:43:45,959 INFO L133 SettingsManager]: * Check division by zero=IGNORE 27.88/19.93 [2019-03-29 01:43:45,959 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 27.88/19.93 [2019-03-29 01:43:45,959 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 27.88/19.93 [2019-03-29 01:43:45,959 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 27.88/19.93 [2019-03-29 01:43:45,960 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 27.88/19.93 [2019-03-29 01:43:45,960 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 27.88/19.93 [2019-03-29 01:43:45,960 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 27.88/19.93 [2019-03-29 01:43:45,960 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 27.88/19.93 [2019-03-29 01:43:45,960 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 27.88/19.93 [2019-03-29 01:43:45,961 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 27.88/19.93 [2019-03-29 01:43:45,961 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 27.88/19.93 [2019-03-29 01:43:45,961 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 27.88/19.93 [2019-03-29 01:43:45,987 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 27.88/19.93 [2019-03-29 01:43:46,001 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 27.88/19.93 [2019-03-29 01:43:46,005 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 27.88/19.93 [2019-03-29 01:43:46,006 INFO L271 PluginConnector]: Initializing CDTParser... 27.88/19.93 [2019-03-29 01:43:46,007 INFO L276 PluginConnector]: CDTParser initialized 27.88/19.93 [2019-03-29 01:43:46,008 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 27.88/19.93 [2019-03-29 01:43:46,126 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/33ae45fda166493493ce221530a58677/FLAGc8242bcae 27.88/19.93 [2019-03-29 01:43:46,476 INFO L307 CDTParser]: Found 1 translation units. 27.88/19.93 [2019-03-29 01:43:46,477 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 27.88/19.93 [2019-03-29 01:43:46,483 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/33ae45fda166493493ce221530a58677/FLAGc8242bcae 27.88/19.93 [2019-03-29 01:43:46,896 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/33ae45fda166493493ce221530a58677 27.88/19.93 [2019-03-29 01:43:46,908 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 27.88/19.93 [2019-03-29 01:43:46,910 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 27.88/19.93 [2019-03-29 01:43:46,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 27.88/19.93 [2019-03-29 01:43:46,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 27.88/19.93 [2019-03-29 01:43:46,915 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 27.88/19.93 [2019-03-29 01:43:46,915 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 01:43:46" (1/1) ... 27.88/19.93 [2019-03-29 01:43:46,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b28d002 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:46, skipping insertion in model container 27.88/19.93 [2019-03-29 01:43:46,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 01:43:46" (1/1) ... 27.88/19.93 [2019-03-29 01:43:46,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 27.88/19.93 [2019-03-29 01:43:46,945 INFO L176 MainTranslator]: Built tables and reachable declarations 27.88/19.93 [2019-03-29 01:43:47,108 INFO L206 PostProcessor]: Analyzing one entry point: main 27.88/19.93 [2019-03-29 01:43:47,113 INFO L191 MainTranslator]: Completed pre-run 27.88/19.93 [2019-03-29 01:43:47,130 INFO L206 PostProcessor]: Analyzing one entry point: main 27.88/19.93 [2019-03-29 01:43:47,145 INFO L195 MainTranslator]: Completed translation 27.88/19.93 [2019-03-29 01:43:47,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:47 WrapperNode 27.88/19.93 [2019-03-29 01:43:47,146 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 27.88/19.93 [2019-03-29 01:43:47,147 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 27.88/19.93 [2019-03-29 01:43:47,147 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 27.88/19.93 [2019-03-29 01:43:47,147 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 27.88/19.93 [2019-03-29 01:43:47,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:47" (1/1) ... 27.88/19.93 [2019-03-29 01:43:47,227 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:47" (1/1) ... 27.88/19.93 [2019-03-29 01:43:47,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 27.88/19.93 [2019-03-29 01:43:47,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 27.88/19.93 [2019-03-29 01:43:47,249 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 27.88/19.93 [2019-03-29 01:43:47,249 INFO L276 PluginConnector]: Boogie Preprocessor initialized 27.88/19.93 [2019-03-29 01:43:47,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:47" (1/1) ... 27.88/19.93 [2019-03-29 01:43:47,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:47" (1/1) ... 27.88/19.93 [2019-03-29 01:43:47,260 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:47" (1/1) ... 27.88/19.93 [2019-03-29 01:43:47,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:47" (1/1) ... 27.88/19.93 [2019-03-29 01:43:47,263 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:47" (1/1) ... 27.88/19.93 [2019-03-29 01:43:47,268 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:47" (1/1) ... 27.88/19.93 [2019-03-29 01:43:47,269 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:47" (1/1) ... 27.88/19.93 [2019-03-29 01:43:47,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 27.88/19.93 [2019-03-29 01:43:47,271 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 27.88/19.93 [2019-03-29 01:43:47,271 INFO L271 PluginConnector]: Initializing RCFGBuilder... 27.88/19.93 [2019-03-29 01:43:47,272 INFO L276 PluginConnector]: RCFGBuilder initialized 27.88/19.93 [2019-03-29 01:43:47,273 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:47" (1/1) ... 27.88/19.93 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 27.88/19.93 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 27.88/19.93 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 27.88/19.93 [2019-03-29 01:43:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 27.88/19.93 [2019-03-29 01:43:47,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 27.88/19.93 [2019-03-29 01:43:47,483 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 27.88/19.93 [2019-03-29 01:43:47,484 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 27.88/19.93 [2019-03-29 01:43:47,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:43:47 BoogieIcfgContainer 27.88/19.93 [2019-03-29 01:43:47,485 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 27.88/19.93 [2019-03-29 01:43:47,486 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 27.88/19.93 [2019-03-29 01:43:47,486 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 27.88/19.93 [2019-03-29 01:43:47,488 INFO L276 PluginConnector]: BlockEncodingV2 initialized 27.88/19.93 [2019-03-29 01:43:47,489 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:43:47" (1/1) ... 27.88/19.93 [2019-03-29 01:43:47,504 INFO L313 BlockEncoder]: Initial Icfg 9 locations, 13 edges 27.88/19.93 [2019-03-29 01:43:47,505 INFO L258 BlockEncoder]: Using Remove infeasible edges 27.88/19.93 [2019-03-29 01:43:47,506 INFO L263 BlockEncoder]: Using Maximize final states 27.88/19.93 [2019-03-29 01:43:47,507 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 27.88/19.93 [2019-03-29 01:43:47,507 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 27.88/19.93 [2019-03-29 01:43:47,509 INFO L296 BlockEncoder]: Using Remove sink states 27.88/19.93 [2019-03-29 01:43:47,510 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 27.88/19.93 [2019-03-29 01:43:47,510 INFO L179 BlockEncoder]: Using Rewrite not-equals 27.88/19.93 [2019-03-29 01:43:47,525 INFO L185 BlockEncoder]: Using Use SBE 27.88/19.93 [2019-03-29 01:43:47,542 INFO L200 BlockEncoder]: SBE split 2 edges 27.88/19.93 [2019-03-29 01:43:47,547 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 27.88/19.93 [2019-03-29 01:43:47,549 INFO L71 MaximizeFinalStates]: 0 new accepting states 27.88/19.93 [2019-03-29 01:43:47,559 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 27.88/19.93 [2019-03-29 01:43:47,561 INFO L70 RemoveSinkStates]: Removed 7 edges and 2 locations by removing sink states 27.88/19.93 [2019-03-29 01:43:47,563 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 27.88/19.93 [2019-03-29 01:43:47,563 INFO L71 MaximizeFinalStates]: 0 new accepting states 27.88/19.93 [2019-03-29 01:43:47,571 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding 27.88/19.93 [2019-03-29 01:43:47,572 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 27.88/19.93 [2019-03-29 01:43:47,572 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 27.88/19.93 [2019-03-29 01:43:47,572 INFO L71 MaximizeFinalStates]: 0 new accepting states 27.88/19.93 [2019-03-29 01:43:47,573 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 27.88/19.93 [2019-03-29 01:43:47,573 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 27.88/19.93 [2019-03-29 01:43:47,573 INFO L313 BlockEncoder]: Encoded RCFG 3 locations, 5 edges 27.88/19.93 [2019-03-29 01:43:47,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:43:47 BasicIcfg 27.88/19.93 [2019-03-29 01:43:47,574 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 27.88/19.93 [2019-03-29 01:43:47,575 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 27.88/19.93 [2019-03-29 01:43:47,575 INFO L271 PluginConnector]: Initializing TraceAbstraction... 27.88/19.93 [2019-03-29 01:43:47,578 INFO L276 PluginConnector]: TraceAbstraction initialized 27.88/19.93 [2019-03-29 01:43:47,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.03 01:43:46" (1/4) ... 27.88/19.93 [2019-03-29 01:43:47,580 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7010b0c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 01:43:47, skipping insertion in model container 27.88/19.93 [2019-03-29 01:43:47,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:47" (2/4) ... 27.88/19.93 [2019-03-29 01:43:47,580 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7010b0c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 01:43:47, skipping insertion in model container 27.88/19.93 [2019-03-29 01:43:47,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:43:47" (3/4) ... 27.88/19.93 [2019-03-29 01:43:47,581 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7010b0c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:43:47, skipping insertion in model container 27.88/19.93 [2019-03-29 01:43:47,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:43:47" (4/4) ... 27.88/19.93 [2019-03-29 01:43:47,583 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 27.88/19.93 [2019-03-29 01:43:47,593 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 27.88/19.93 [2019-03-29 01:43:47,601 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 27.88/19.93 [2019-03-29 01:43:47,618 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 27.88/19.93 [2019-03-29 01:43:47,646 INFO L133 ementStrategyFactory]: Using default assertion order modulation 27.88/19.93 [2019-03-29 01:43:47,647 INFO L382 AbstractCegarLoop]: Interprodecural is true 27.88/19.93 [2019-03-29 01:43:47,647 INFO L383 AbstractCegarLoop]: Hoare is true 27.88/19.93 [2019-03-29 01:43:47,647 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 27.88/19.93 [2019-03-29 01:43:47,648 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 27.88/19.93 [2019-03-29 01:43:47,648 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 27.88/19.93 [2019-03-29 01:43:47,648 INFO L387 AbstractCegarLoop]: Difference is false 27.88/19.93 [2019-03-29 01:43:47,648 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 27.88/19.93 [2019-03-29 01:43:47,648 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 27.88/19.93 [2019-03-29 01:43:47,662 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states. 27.88/19.93 [2019-03-29 01:43:47,668 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 27.88/19.93 [2019-03-29 01:43:47,671 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 3 states. 27.88/19.93 [2019-03-29 01:43:47,723 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 27.88/19.93 [2019-03-29 01:43:47,724 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 29) no Hoare annotation was computed. 27.88/19.93 [2019-03-29 01:43:47,724 INFO L451 ceAbstractionStarter]: At program point L24-2(lines 23 30) the Hoare annotation is: true 27.88/19.93 [2019-03-29 01:43:47,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:43:47 BasicIcfg 27.88/19.93 [2019-03-29 01:43:47,733 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 27.88/19.93 [2019-03-29 01:43:47,733 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 27.88/19.93 [2019-03-29 01:43:47,733 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 27.88/19.93 [2019-03-29 01:43:47,737 INFO L276 PluginConnector]: BuchiAutomizer initialized 27.88/19.93 [2019-03-29 01:43:47,737 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 27.88/19.93 [2019-03-29 01:43:47,738 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.03 01:43:46" (1/5) ... 27.88/19.93 [2019-03-29 01:43:47,738 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1b8e17b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 01:43:47, skipping insertion in model container 27.88/19.93 [2019-03-29 01:43:47,738 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 27.88/19.93 [2019-03-29 01:43:47,739 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 01:43:47" (2/5) ... 27.88/19.93 [2019-03-29 01:43:47,739 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1b8e17b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 01:43:47, skipping insertion in model container 27.88/19.93 [2019-03-29 01:43:47,739 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 27.88/19.93 [2019-03-29 01:43:47,739 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 01:43:47" (3/5) ... 27.88/19.93 [2019-03-29 01:43:47,740 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1b8e17b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:43:47, skipping insertion in model container 27.88/19.93 [2019-03-29 01:43:47,740 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 27.88/19.93 [2019-03-29 01:43:47,740 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 01:43:47" (4/5) ... 27.88/19.93 [2019-03-29 01:43:47,740 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1b8e17b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:43:47, skipping insertion in model container 27.88/19.93 [2019-03-29 01:43:47,740 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 27.88/19.93 [2019-03-29 01:43:47,741 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 01:43:47" (5/5) ... 27.88/19.93 [2019-03-29 01:43:47,742 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 27.88/19.93 [2019-03-29 01:43:47,769 INFO L133 ementStrategyFactory]: Using default assertion order modulation 27.88/19.93 [2019-03-29 01:43:47,769 INFO L374 BuchiCegarLoop]: Interprodecural is true 27.88/19.93 [2019-03-29 01:43:47,769 INFO L375 BuchiCegarLoop]: Hoare is true 27.88/19.93 [2019-03-29 01:43:47,770 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 27.88/19.93 [2019-03-29 01:43:47,770 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 27.88/19.93 [2019-03-29 01:43:47,770 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 27.88/19.93 [2019-03-29 01:43:47,770 INFO L379 BuchiCegarLoop]: Difference is false 27.88/19.93 [2019-03-29 01:43:47,770 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 27.88/19.93 [2019-03-29 01:43:47,770 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 27.88/19.93 [2019-03-29 01:43:47,773 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 27.88/19.94 [2019-03-29 01:43:47,790 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 27.88/19.94 [2019-03-29 01:43:47,790 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 27.88/19.94 [2019-03-29 01:43:47,791 INFO L119 BuchiIsEmpty]: Starting construction of run 27.88/19.94 [2019-03-29 01:43:47,797 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 27.88/19.94 [2019-03-29 01:43:47,797 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 27.88/19.94 [2019-03-29 01:43:47,798 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 27.88/19.94 [2019-03-29 01:43:47,798 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 27.88/19.94 [2019-03-29 01:43:47,798 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 27.88/19.94 [2019-03-29 01:43:47,798 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 27.88/19.94 [2019-03-29 01:43:47,799 INFO L119 BuchiIsEmpty]: Starting construction of run 27.88/19.94 [2019-03-29 01:43:47,799 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 27.88/19.94 [2019-03-29 01:43:47,799 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 27.88/19.94 [2019-03-29 01:43:47,804 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [62] ULTIMATE.startENTRY-->L24-2: Formula: (and (< v_ULTIMATE.start_main_~y~0_13 536870912) (< v_ULTIMATE.start_main_~N~0_11 536870912) (<= 0 (+ v_ULTIMATE.start_main_~y~0_13 v_ULTIMATE.start_main_~x~0_17)) (<= 0 (+ v_ULTIMATE.start_main_~x~0_17 1073741824)) (< v_ULTIMATE.start_main_~x~0_17 536870912)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_8|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_8|, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_8|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_7|, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_7|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_13, ULTIMATE.start_main_~N~0=v_ULTIMATE.start_main_~N~0_11, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_17} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~N~0, ULTIMATE.start_main_~x~0] 4#L24-2true 27.88/19.94 [2019-03-29 01:43:47,805 INFO L796 eck$LassoCheckResult]: Loop: 4#L24-2true [43] L24-2-->L24: Formula: (<= v_ULTIMATE.start_main_~x~0_9 v_ULTIMATE.start_main_~N~0_8) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9, ULTIMATE.start_main_~N~0=v_ULTIMATE.start_main_~N~0_8} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9, ULTIMATE.start_main_~N~0=v_ULTIMATE.start_main_~N~0_8} AuxVars[] AssignedVars[] 5#L24true [57] L24-->L24-2: Formula: (and (= v_ULTIMATE.start_main_~y~0_8 (+ v_ULTIMATE.start_main_~y~0_9 1)) (= v_ULTIMATE.start_main_~x~0_10 (+ (* 2 v_ULTIMATE.start_main_~x~0_11) v_ULTIMATE.start_main_~y~0_9)) (> 0 |v_ULTIMATE.start_main_#t~nondet3_3|)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_9, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_11, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_3|} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_10, ULTIMATE.start_main_#t~nondet3=|v_ULTIMATE.start_main_#t~nondet3_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet3, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~x~0] 4#L24-2true 27.88/19.94 [2019-03-29 01:43:47,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 27.88/19.94 [2019-03-29 01:43:47,811 INFO L82 PathProgramCache]: Analyzing trace with hash 93, now seen corresponding path program 1 times 27.88/19.94 [2019-03-29 01:43:47,813 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 27.88/19.94 [2019-03-29 01:43:47,813 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 27.88/19.94 [2019-03-29 01:43:47,841 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 27.88/19.94 [2019-03-29 01:43:47,842 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 27.88/19.94 [2019-03-29 01:43:47,842 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 27.88/19.94 [2019-03-29 01:43:47,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 27.88/19.94 [2019-03-29 01:43:47,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 27.88/19.94 [2019-03-29 01:43:47,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 27.88/19.94 [2019-03-29 01:43:47,886 INFO L82 PathProgramCache]: Analyzing trace with hash 2351, now seen corresponding path program 1 times 27.88/19.94 [2019-03-29 01:43:47,886 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 27.88/19.94 [2019-03-29 01:43:47,886 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 27.88/19.94 [2019-03-29 01:43:47,888 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 27.88/19.94 [2019-03-29 01:43:47,888 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 27.88/19.94 [2019-03-29 01:43:47,888 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 27.88/19.94 [2019-03-29 01:43:47,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 27.88/19.94 [2019-03-29 01:43:47,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 27.88/19.94 [2019-03-29 01:43:47,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 27.88/19.94 [2019-03-29 01:43:47,898 INFO L82 PathProgramCache]: Analyzing trace with hash 90763, now seen corresponding path program 1 times 27.88/19.94 [2019-03-29 01:43:47,899 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 27.88/19.94 [2019-03-29 01:43:47,899 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 27.88/19.94 [2019-03-29 01:43:47,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 27.88/19.94 [2019-03-29 01:43:47,900 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 27.88/19.94 [2019-03-29 01:43:47,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 27.88/19.94 [2019-03-29 01:43:47,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 27.88/19.94 [2019-03-29 01:43:47,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 27.88/19.94 [2019-03-29 01:43:47,960 INFO L216 LassoAnalysis]: Preferences: 27.88/19.94 [2019-03-29 01:43:47,961 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 27.88/19.94 [2019-03-29 01:43:47,961 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 27.88/19.94 [2019-03-29 01:43:47,961 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 27.88/19.94 [2019-03-29 01:43:47,961 INFO L127 ssoRankerPreferences]: Use exernal solver: true 27.88/19.94 [2019-03-29 01:43:47,961 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 27.88/19.94 [2019-03-29 01:43:47,962 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 27.88/19.94 [2019-03-29 01:43:47,962 INFO L130 ssoRankerPreferences]: Path of dumped script: 27.88/19.94 [2019-03-29 01:43:47,962 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 27.88/19.94 [2019-03-29 01:43:47,962 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 27.88/19.94 [2019-03-29 01:43:47,962 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 27.88/19.94 [2019-03-29 01:43:47,983 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 27.88/19.94 [2019-03-29 01:43:47,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 27.88/19.94 [2019-03-29 01:43:47,997 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 27.88/19.94 [2019-03-29 01:43:48,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 27.88/19.94 [2019-03-29 01:43:48,098 INFO L300 LassoAnalysis]: Preprocessing complete. 27.88/19.94 [2019-03-29 01:43:48,099 INFO L412 LassoAnalysis]: Checking for nontermination... 27.88/19.94 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 27.88/19.94 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 27.88/19.94 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 27.88/19.94 [2019-03-29 01:43:48,107 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 27.88/19.94 [2019-03-29 01:43:48,107 INFO L163 nArgumentSynthesizer]: Using integer mode. 27.88/19.94 [2019-03-29 01:43:48,140 INFO L445 LassoAnalysis]: Proved nontermination for one component. 27.88/19.94 [2019-03-29 01:43:48,140 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: [] 27.88/19.94 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 27.88/19.94 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 27.88/19.94 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 27.88/19.94 [2019-03-29 01:43:48,147 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 27.88/19.94 [2019-03-29 01:43:48,148 INFO L163 nArgumentSynthesizer]: Using integer mode. 27.88/19.94 [2019-03-29 01:43:48,175 INFO L445 LassoAnalysis]: Proved nontermination for one component. 27.88/19.94 [2019-03-29 01:43:48,175 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: [] 27.88/19.94 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 27.88/19.94 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 27.88/19.94 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 27.88/19.94 [2019-03-29 01:43:48,182 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 27.88/19.94 [2019-03-29 01:43:48,182 INFO L163 nArgumentSynthesizer]: Using integer mode. 27.88/19.94 [2019-03-29 01:43:48,210 INFO L445 LassoAnalysis]: Proved nontermination for one component. 27.88/19.94 [2019-03-29 01:43:48,210 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3=-1} Honda state: {ULTIMATE.start_main_#t~nondet3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 27.88/19.94 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 27.88/19.94 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 27.88/19.94 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 27.88/19.94 [2019-03-29 01:43:48,217 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 27.88/19.94 [2019-03-29 01:43:48,217 INFO L163 nArgumentSynthesizer]: Using integer mode. 27.88/19.94 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 27.88/19.94 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 27.88/19.94 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 27.88/19.94 [2019-03-29 01:43:48,251 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 27.88/19.94 [2019-03-29 01:43:48,251 INFO L163 nArgumentSynthesizer]: Using integer mode. 27.88/19.94 [2019-03-29 01:43:48,295 INFO L445 LassoAnalysis]: Proved nontermination for one component. 27.88/19.94 [2019-03-29 01:43:48,295 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=-2, ULTIMATE.start_main_~N~0=1, ULTIMATE.start_main_~x~0=1} Honda state: {ULTIMATE.start_main_~y~0=-2, ULTIMATE.start_main_~N~0=1, ULTIMATE.start_main_~x~0=1} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~N~0=0, ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_~y~0=2, ULTIMATE.start_main_~N~0=-1, ULTIMATE.start_main_~x~0=-2}, {ULTIMATE.start_main_~y~0=-1, ULTIMATE.start_main_~N~0=1, ULTIMATE.start_main_~x~0=1}] Lambdas: [15, 1, 1] Nus: [0, 0] 27.88/19.94 [2019-03-29 01:43:48,370 INFO L216 LassoAnalysis]: Preferences: 27.88/19.94 [2019-03-29 01:43:48,371 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 27.88/19.94 [2019-03-29 01:43:48,371 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 27.88/19.94 [2019-03-29 01:43:48,371 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 27.88/19.94 [2019-03-29 01:43:48,371 INFO L127 ssoRankerPreferences]: Use exernal solver: true 27.88/19.94 [2019-03-29 01:43:48,371 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 27.88/19.94 [2019-03-29 01:43:48,371 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 27.88/19.94 [2019-03-29 01:43:48,372 INFO L130 ssoRankerPreferences]: Path of dumped script: 27.88/19.94 [2019-03-29 01:43:48,372 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 27.88/19.94 [2019-03-29 01:43:48,372 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 27.88/19.94 [2019-03-29 01:43:48,372 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 27.88/19.94 [2019-03-29 01:43:48,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 27.88/19.94 [2019-03-29 01:43:48,381 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 27.88/19.94 [2019-03-29 01:43:48,386 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 27.88/19.94 [2019-03-29 01:43:48,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 27.88/19.94 [2019-03-29 01:43:48,392 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 27.88/19.94 [2019-03-29 01:43:48,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 27.88/19.94 [2019-03-29 01:43:48,398 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 27.88/19.94 [2019-03-29 01:43:48,401 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 27.88/19.94 [2019-03-29 01:43:48,511 INFO L300 LassoAnalysis]: Preprocessing complete. 27.88/19.94 [2019-03-29 01:43:48,511 INFO L412 LassoAnalysis]: Checking for nontermination... 27.88/19.94 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 27.88/19.94 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 27.88/19.94 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 27.88/19.94 [2019-03-29 01:43:48,520 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 27.88/19.94 [2019-03-29 01:43:48,521 INFO L163 nArgumentSynthesizer]: Using integer mode. 27.88/19.94 [2019-03-29 01:43:48,525 INFO L445 LassoAnalysis]: Proved nontermination for one component. 27.88/19.94 [2019-03-29 01:43:48,525 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: [] 27.88/19.94 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 27.88/19.94 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 27.88/19.94 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 27.88/19.94 [2019-03-29 01:43:48,557 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 27.88/19.94 [2019-03-29 01:43:48,557 INFO L163 nArgumentSynthesizer]: Using integer mode. 27.88/19.94 [2019-03-29 01:43:48,585 INFO L445 LassoAnalysis]: Proved nontermination for one component. 27.88/19.94 [2019-03-29 01:43:48,586 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: [] 27.88/19.94 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 27.88/19.94 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 27.88/19.94 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 27.88/19.94 [2019-03-29 01:43:48,592 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 27.88/19.94 [2019-03-29 01:43:48,592 INFO L163 nArgumentSynthesizer]: Using integer mode. 27.88/19.94 [2019-03-29 01:43:48,596 INFO L445 LassoAnalysis]: Proved nontermination for one component. 27.88/19.94 [2019-03-29 01:43:48,596 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 27.88/19.94 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 27.88/19.94 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 27.88/19.94 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 27.88/19.94 [2019-03-29 01:43:48,624 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 27.88/19.94 [2019-03-29 01:43:48,624 INFO L163 nArgumentSynthesizer]: Using integer mode. 27.88/19.94 [2019-03-29 01:43:48,628 INFO L445 LassoAnalysis]: Proved nontermination for one component. 27.88/19.94 [2019-03-29 01:43:48,628 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet2=0} Honda state: {ULTIMATE.start_main_#t~nondet2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 27.88/19.94 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 27.88/19.94 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 27.88/19.94 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 27.88/19.94 [2019-03-29 01:43:48,657 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 27.88/19.94 [2019-03-29 01:43:48,657 INFO L163 nArgumentSynthesizer]: Using integer mode. 27.88/19.94 [2019-03-29 01:43:48,661 INFO L445 LassoAnalysis]: Proved nontermination for one component. 27.88/19.94 [2019-03-29 01:43:48,661 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: [] 27.88/19.94 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 27.88/19.94 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 27.88/19.94 Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 27.88/19.94 [2019-03-29 01:43:48,689 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 27.88/19.94 [2019-03-29 01:43:48,690 INFO L163 nArgumentSynthesizer]: Using integer mode. 27.88/19.94 [2019-03-29 01:43:48,717 INFO L445 LassoAnalysis]: Proved nontermination for one component. 27.88/19.94 [2019-03-29 01:43:48,717 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3=-1} Honda state: {ULTIMATE.start_main_#t~nondet3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 27.88/19.94 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 27.88/19.94 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 27.88/19.94 Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 27.88/19.94 [2019-03-29 01:43:48,723 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 27.88/19.94 [2019-03-29 01:43:48,723 INFO L163 nArgumentSynthesizer]: Using integer mode. 27.88/19.94 [2019-03-29 01:43:48,751 INFO L445 LassoAnalysis]: Proved nontermination for one component. 27.88/19.94 [2019-03-29 01:43:48,751 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: [] 27.88/19.94 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 27.88/19.94 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 27.88/19.94 Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 27.88/19.94 [2019-03-29 01:43:48,757 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 27.88/19.94 [2019-03-29 01:43:48,757 INFO L163 nArgumentSynthesizer]: Using integer mode. 27.88/19.94 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 27.88/19.94 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 27.88/19.94 Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 27.88/19.94 [2019-03-29 01:43:48,791 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 27.88/19.94 [2019-03-29 01:43:48,791 INFO L163 nArgumentSynthesizer]: Using integer mode. 27.88/19.94 [2019-03-29 01:44:00,943 INFO L450 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. 27.88/19.94 [2019-03-29 01:44:00,957 INFO L216 LassoAnalysis]: Preferences: 27.88/19.94 [2019-03-29 01:44:00,957 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 27.88/19.94 [2019-03-29 01:44:00,957 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 27.88/19.94 [2019-03-29 01:44:00,958 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 27.88/19.94 [2019-03-29 01:44:00,958 INFO L127 ssoRankerPreferences]: Use exernal solver: false 27.88/19.94 [2019-03-29 01:44:00,958 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 27.88/19.94 [2019-03-29 01:44:00,958 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 27.88/19.94 [2019-03-29 01:44:00,958 INFO L130 ssoRankerPreferences]: Path of dumped script: 27.88/19.94 [2019-03-29 01:44:00,958 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Lasso 27.88/19.94 [2019-03-29 01:44:00,958 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 27.88/19.94 [2019-03-29 01:44:00,959 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 27.88/19.94 [2019-03-29 01:44:00,961 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 27.88/19.94 [2019-03-29 01:44:00,965 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 27.88/19.94 [2019-03-29 01:44:00,968 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 27.88/19.94 [2019-03-29 01:44:00,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 27.88/19.94 [2019-03-29 01:44:00,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 27.88/19.94 [2019-03-29 01:44:00,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 27.88/19.94 [2019-03-29 01:44:00,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 27.88/19.94 [2019-03-29 01:44:00,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 27.88/19.94 [2019-03-29 01:44:01,091 INFO L300 LassoAnalysis]: Preprocessing complete. 27.88/19.94 [2019-03-29 01:44:01,097 INFO L497 LassoAnalysis]: Using template 'affine'. 27.88/19.94 [2019-03-29 01:44:01,099 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 27.88/19.94 Termination analysis: LINEAR_WITH_GUESSES 27.88/19.94 Number of strict supporting invariants: 0 27.88/19.94 Number of non-strict supporting invariants: 1 27.88/19.94 Consider only non-deceasing supporting invariants: true 27.88/19.94 Simplify termination arguments: true 27.88/19.94 Simplify supporting invariants: trueOverapproximate stem: false 27.88/19.94 [2019-03-29 01:44:01,101 INFO L339 nArgumentSynthesizer]: Template has degree 0. 27.88/19.94 [2019-03-29 01:44:01,101 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 27.88/19.94 [2019-03-29 01:44:01,101 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 27.88/19.94 [2019-03-29 01:44:01,101 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 27.88/19.94 [2019-03-29 01:44:01,106 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 27.88/19.94 [2019-03-29 01:44:01,106 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 27.88/19.94 [2019-03-29 01:44:01,114 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 27.88/19.94 [2019-03-29 01:44:01,115 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 27.88/19.94 Termination analysis: LINEAR_WITH_GUESSES 27.88/19.94 Number of strict supporting invariants: 0 27.88/19.94 Number of non-strict supporting invariants: 1 27.88/19.94 Consider only non-deceasing supporting invariants: true 27.88/19.94 Simplify termination arguments: true 27.88/19.94 Simplify supporting invariants: trueOverapproximate stem: false 27.88/19.94 [2019-03-29 01:44:01,116 INFO L339 nArgumentSynthesizer]: Template has degree 0. 27.88/19.94 [2019-03-29 01:44:01,116 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 27.88/19.94 [2019-03-29 01:44:01,116 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 27.88/19.94 [2019-03-29 01:44:01,116 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 27.88/19.94 [2019-03-29 01:44:01,117 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 27.88/19.94 [2019-03-29 01:44:01,117 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 27.88/19.94 [2019-03-29 01:44:01,117 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 27.88/19.94 [2019-03-29 01:44:01,121 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 27.88/19.94 [2019-03-29 01:44:01,122 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 27.88/19.94 Termination analysis: LINEAR_WITH_GUESSES 27.88/19.94 Number of strict supporting invariants: 0 27.88/19.94 Number of non-strict supporting invariants: 1 27.88/19.94 Consider only non-deceasing supporting invariants: true 27.88/19.94 Simplify termination arguments: true 27.88/19.94 Simplify supporting invariants: trueOverapproximate stem: false 27.88/19.94 [2019-03-29 01:44:01,123 INFO L339 nArgumentSynthesizer]: Template has degree 0. 27.88/19.94 [2019-03-29 01:44:01,123 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 27.88/19.94 [2019-03-29 01:44:01,123 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 27.88/19.94 [2019-03-29 01:44:01,123 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 27.88/19.94 [2019-03-29 01:44:01,123 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 27.88/19.94 [2019-03-29 01:44:01,124 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 27.88/19.94 [2019-03-29 01:44:01,124 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 27.88/19.94 [2019-03-29 01:44:01,125 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 27.88/19.94 [2019-03-29 01:44:01,126 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 27.88/19.94 Termination analysis: LINEAR_WITH_GUESSES 27.88/19.94 Number of strict supporting invariants: 0 27.88/19.94 Number of non-strict supporting invariants: 1 27.88/19.94 Consider only non-deceasing supporting invariants: true 27.88/19.94 Simplify termination arguments: true 27.88/19.94 Simplify supporting invariants: trueOverapproximate stem: false 27.88/19.94 [2019-03-29 01:44:01,126 INFO L339 nArgumentSynthesizer]: Template has degree 0. 27.88/19.94 [2019-03-29 01:44:01,126 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 27.88/19.94 [2019-03-29 01:44:01,126 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 27.88/19.94 [2019-03-29 01:44:01,127 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 27.88/19.94 [2019-03-29 01:44:01,127 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 27.88/19.94 [2019-03-29 01:44:01,127 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 27.88/19.94 [2019-03-29 01:44:01,127 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 27.88/19.94 [2019-03-29 01:44:01,128 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 27.88/19.94 [2019-03-29 01:44:01,129 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 27.88/19.94 Termination analysis: LINEAR_WITH_GUESSES 27.88/19.94 Number of strict supporting invariants: 0 27.88/19.94 Number of non-strict supporting invariants: 1 27.88/19.94 Consider only non-deceasing supporting invariants: true 27.88/19.94 Simplify termination arguments: true 27.88/19.94 Simplify supporting invariants: trueOverapproximate stem: false 27.88/19.94 [2019-03-29 01:44:01,129 INFO L339 nArgumentSynthesizer]: Template has degree 0. 27.88/19.94 [2019-03-29 01:44:01,129 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 27.88/19.94 [2019-03-29 01:44:01,130 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 27.88/19.94 [2019-03-29 01:44:01,130 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 27.88/19.94 [2019-03-29 01:44:01,130 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 27.88/19.94 [2019-03-29 01:44:01,131 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 27.88/19.94 [2019-03-29 01:44:01,131 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 27.88/19.94 [2019-03-29 01:44:01,132 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 27.88/19.94 [2019-03-29 01:44:01,133 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 27.88/19.94 Termination analysis: LINEAR_WITH_GUESSES 27.88/19.94 Number of strict supporting invariants: 0 27.88/19.94 Number of non-strict supporting invariants: 1 27.88/19.94 Consider only non-deceasing supporting invariants: true 27.88/19.94 Simplify termination arguments: true 27.88/19.94 Simplify supporting invariants: trueOverapproximate stem: false 27.88/19.94 [2019-03-29 01:44:01,133 INFO L339 nArgumentSynthesizer]: Template has degree 0. 27.88/19.94 [2019-03-29 01:44:01,133 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 27.88/19.94 [2019-03-29 01:44:01,133 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 27.88/19.94 [2019-03-29 01:44:01,134 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 27.88/19.94 [2019-03-29 01:44:01,140 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 27.88/19.94 [2019-03-29 01:44:01,140 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 27.88/19.94 [2019-03-29 01:44:01,206 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 27.88/19.94 [2019-03-29 01:44:01,207 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 27.88/19.94 Termination analysis: LINEAR_WITH_GUESSES 27.88/19.94 Number of strict supporting invariants: 0 27.88/19.94 Number of non-strict supporting invariants: 1 27.88/19.94 Consider only non-deceasing supporting invariants: true 27.88/19.94 Simplify termination arguments: true 27.88/19.94 Simplify supporting invariants: trueOverapproximate stem: false 27.88/19.94 [2019-03-29 01:44:01,208 INFO L339 nArgumentSynthesizer]: Template has degree 0. 27.88/19.94 [2019-03-29 01:44:01,208 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 27.88/19.94 [2019-03-29 01:44:01,208 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 27.88/19.94 [2019-03-29 01:44:01,209 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 27.88/19.94 [2019-03-29 01:44:01,211 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 27.88/19.94 [2019-03-29 01:44:01,211 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 27.88/19.94 [2019-03-29 01:44:01,217 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 27.88/19.94 [2019-03-29 01:44:01,218 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 27.88/19.94 Termination analysis: LINEAR_WITH_GUESSES 27.88/19.94 Number of strict supporting invariants: 0 27.88/19.94 Number of non-strict supporting invariants: 1 27.88/19.94 Consider only non-deceasing supporting invariants: true 27.88/19.94 Simplify termination arguments: true 27.88/19.94 Simplify supporting invariants: trueOverapproximate stem: false 27.88/19.94 [2019-03-29 01:44:01,218 INFO L339 nArgumentSynthesizer]: Template has degree 0. 27.88/19.94 [2019-03-29 01:44:01,218 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 27.88/19.94 [2019-03-29 01:44:01,219 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 27.88/19.94 [2019-03-29 01:44:01,219 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 27.88/19.94 [2019-03-29 01:44:01,219 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 27.88/19.94 [2019-03-29 01:44:01,219 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 27.88/19.94 [2019-03-29 01:44:01,219 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 27.88/19.94 [2019-03-29 01:44:01,221 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 27.88/19.94 [2019-03-29 01:44:01,221 INFO L497 LassoAnalysis]: Using template '2-nested'. 27.88/19.94 [2019-03-29 01:44:01,221 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 27.88/19.94 Termination analysis: LINEAR_WITH_GUESSES 27.88/19.94 Number of strict supporting invariants: 0 27.88/19.94 Number of non-strict supporting invariants: 1 27.88/19.94 Consider only non-deceasing supporting invariants: true 27.88/19.94 Simplify termination arguments: true 27.88/19.94 Simplify supporting invariants: trueOverapproximate stem: false 27.88/19.94 [2019-03-29 01:44:01,222 INFO L339 nArgumentSynthesizer]: Template has degree 0. 27.88/19.94 [2019-03-29 01:44:01,223 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 27.88/19.94 [2019-03-29 01:44:01,223 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 27.88/19.94 [2019-03-29 01:44:01,223 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 27.88/19.94 [2019-03-29 01:44:01,225 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. 27.88/19.94 [2019-03-29 01:44:01,226 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. 27.88/19.94 [2019-03-29 01:44:01,229 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 27.88/19.94 [2019-03-29 01:44:01,230 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 27.88/19.94 Termination analysis: LINEAR_WITH_GUESSES 27.88/19.94 Number of strict supporting invariants: 0 27.88/19.94 Number of non-strict supporting invariants: 1 27.88/19.94 Consider only non-deceasing supporting invariants: true 27.88/19.94 Simplify termination arguments: true 27.88/19.94 Simplify supporting invariants: trueOverapproximate stem: false 27.88/19.94 [2019-03-29 01:44:01,230 INFO L339 nArgumentSynthesizer]: Template has degree 0. 27.88/19.94 [2019-03-29 01:44:01,231 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 27.88/19.94 [2019-03-29 01:44:01,231 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 27.88/19.94 [2019-03-29 01:44:01,231 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 27.88/19.94 [2019-03-29 01:44:01,231 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 27.88/19.94 [2019-03-29 01:44:01,232 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. 27.88/19.94 [2019-03-29 01:44:01,232 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 27.88/19.94 [2019-03-29 01:44:01,236 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 27.88/19.94 [2019-03-29 01:44:01,236 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 27.88/19.94 Termination analysis: LINEAR_WITH_GUESSES 27.88/19.94 Number of strict supporting invariants: 0 27.88/19.94 Number of non-strict supporting invariants: 1 27.88/19.94 Consider only non-deceasing supporting invariants: true 27.88/19.94 Simplify termination arguments: true 27.88/19.94 Simplify supporting invariants: trueOverapproximate stem: false 27.88/19.94 [2019-03-29 01:44:01,237 INFO L339 nArgumentSynthesizer]: Template has degree 0. 27.88/19.94 [2019-03-29 01:44:01,237 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 27.88/19.94 [2019-03-29 01:44:01,237 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 27.88/19.94 [2019-03-29 01:44:01,237 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 27.88/19.94 [2019-03-29 01:44:01,238 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 27.88/19.94 [2019-03-29 01:44:01,238 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. 27.88/19.94 [2019-03-29 01:44:01,238 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 27.88/19.94 [2019-03-29 01:44:01,239 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 27.88/19.94 [2019-03-29 01:44:01,240 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 27.88/19.94 Termination analysis: LINEAR_WITH_GUESSES 27.88/19.94 Number of strict supporting invariants: 0 27.88/19.94 Number of non-strict supporting invariants: 1 27.88/19.94 Consider only non-deceasing supporting invariants: true 27.88/19.94 Simplify termination arguments: true 27.88/19.94 Simplify supporting invariants: trueOverapproximate stem: false 27.88/19.94 [2019-03-29 01:44:01,240 INFO L339 nArgumentSynthesizer]: Template has degree 0. 27.88/19.94 [2019-03-29 01:44:01,240 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 27.88/19.94 [2019-03-29 01:44:01,241 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 27.88/19.94 [2019-03-29 01:44:01,241 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 27.88/19.94 [2019-03-29 01:44:01,241 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 27.88/19.94 [2019-03-29 01:44:01,241 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. 27.88/19.94 [2019-03-29 01:44:01,242 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 27.88/19.94 [2019-03-29 01:44:01,242 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 27.88/19.94 [2019-03-29 01:44:01,243 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 27.88/19.94 Termination analysis: LINEAR_WITH_GUESSES 27.88/19.94 Number of strict supporting invariants: 0 27.88/19.94 Number of non-strict supporting invariants: 1 27.88/19.94 Consider only non-deceasing supporting invariants: true 27.88/19.94 Simplify termination arguments: true 27.88/19.94 Simplify supporting invariants: trueOverapproximate stem: false 27.88/19.94 [2019-03-29 01:44:01,243 INFO L339 nArgumentSynthesizer]: Template has degree 0. 27.88/19.94 [2019-03-29 01:44:01,243 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 27.88/19.94 [2019-03-29 01:44:01,244 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 27.88/19.94 [2019-03-29 01:44:01,244 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 27.88/19.94 [2019-03-29 01:44:01,244 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 27.88/19.94 [2019-03-29 01:44:01,245 INFO L402 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. 27.88/19.94 [2019-03-29 01:44:01,245 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 27.88/19.94 [2019-03-29 01:44:01,246 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 27.88/19.94 [2019-03-29 01:44:01,246 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 27.88/19.94 Termination analysis: LINEAR_WITH_GUESSES 27.88/19.94 Number of strict supporting invariants: 0 27.88/19.94 Number of non-strict supporting invariants: 1 27.88/19.94 Consider only non-deceasing supporting invariants: true 27.88/19.94 Simplify termination arguments: true 27.88/19.94 Simplify supporting invariants: trueOverapproximate stem: false 27.88/19.94 [2019-03-29 01:44:01,247 INFO L339 nArgumentSynthesizer]: Template has degree 0. 27.88/19.94 [2019-03-29 01:44:01,247 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 27.88/19.94 [2019-03-29 01:44:01,247 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 27.88/19.94 [2019-03-29 01:44:01,248 INFO L207 nArgumentSynthesizer]: 3 template conjuncts. 27.88/19.94 [2019-03-29 01:44:01,254 INFO L402 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. 27.88/19.94 [2019-03-29 01:44:01,254 INFO L403 nArgumentSynthesizer]: A total of 3 supporting invariants were added. 27.88/19.94 [2019-03-29 01:44:01,297 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 27.88/19.94 [2019-03-29 01:44:01,327 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. 27.88/19.94 [2019-03-29 01:44:01,328 INFO L444 ModelExtractionUtils]: 12 out of 21 variables were initially zero. Simplification set additionally 0 variables to zero. 27.88/19.94 [2019-03-29 01:44:01,330 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 27.88/19.94 [2019-03-29 01:44:01,333 INFO L440 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 3. 27.88/19.94 [2019-03-29 01:44:01,334 INFO L518 LassoAnalysis]: Proved termination. 27.88/19.94 [2019-03-29 01:44:01,335 INFO L520 LassoAnalysis]: Termination argument consisting of: 27.88/19.94 Ranking function 2-nested ranking function: 27.88/19.94 f0 = -2*ULTIMATE.start_main_~y~0 - 2*ULTIMATE.start_main_~x~0 + 1 27.88/19.94 f1 = -2*ULTIMATE.start_main_~x~0 + 2*ULTIMATE.start_main_~N~0 + 1 27.88/19.94 Supporting invariants [1*ULTIMATE.start_main_~x~0 + 1*ULTIMATE.start_main_~y~0 >= 0] 27.88/19.94 [2019-03-29 01:44:01,340 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed 27.88/19.94 [2019-03-29 01:44:01,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 27.88/19.94 [2019-03-29 01:44:01,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 27.88/19.94 [2019-03-29 01:44:01,420 INFO L256 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 3 conjunts are in the unsatisfiable core 27.88/19.94 [2019-03-29 01:44:01,421 INFO L279 TraceCheckSpWp]: Computing forward predicates... 27.88/19.94 [2019-03-29 01:44:01,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 27.88/19.94 [2019-03-29 01:44:01,435 WARN L254 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 7 conjunts are in the unsatisfiable core 27.88/19.94 [2019-03-29 01:44:01,435 INFO L279 TraceCheckSpWp]: Computing forward predicates... 27.88/19.94 [2019-03-29 01:44:01,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 27.88/19.94 [2019-03-29 01:44:01,694 INFO L98 LoopCannibalizer]: 8 predicates before loop cannibalization 8 predicates after loop cannibalization 27.88/19.94 [2019-03-29 01:44:01,699 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 8 loop predicates 27.88/19.94 [2019-03-29 01:44:01,700 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 3 states. Second operand 3 states. 27.88/19.94 [2019-03-29 01:44:01,808 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 3 states.. Second operand 3 states. Result 5 states and 8 transitions. Complement of second has 4 states. 27.88/19.94 [2019-03-29 01:44:01,808 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states 27.88/19.94 [2019-03-29 01:44:01,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. 27.88/19.94 [2019-03-29 01:44:01,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 10 transitions. 27.88/19.94 [2019-03-29 01:44:01,813 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 1 letters. Loop has 2 letters. 27.88/19.94 [2019-03-29 01:44:01,814 INFO L116 BuchiAccepts]: Finished buchiAccepts. 27.88/19.94 [2019-03-29 01:44:01,814 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 3 letters. Loop has 2 letters. 27.88/19.94 [2019-03-29 01:44:01,814 INFO L116 BuchiAccepts]: Finished buchiAccepts. 27.88/19.94 [2019-03-29 01:44:01,815 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 1 letters. Loop has 4 letters. 27.88/19.94 [2019-03-29 01:44:01,815 INFO L116 BuchiAccepts]: Finished buchiAccepts. 27.88/19.94 [2019-03-29 01:44:01,822 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 5 states and 8 transitions. 27.88/19.94 [2019-03-29 01:44:01,822 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 27.88/19.94 [2019-03-29 01:44:01,825 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 5 states to 0 states and 0 transitions. 27.88/19.94 [2019-03-29 01:44:01,827 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 27.88/19.94 [2019-03-29 01:44:01,827 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 27.88/19.94 [2019-03-29 01:44:01,827 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 27.88/19.94 [2019-03-29 01:44:01,827 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 27.88/19.94 [2019-03-29 01:44:01,828 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 27.88/19.94 [2019-03-29 01:44:01,828 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 27.88/19.94 [2019-03-29 01:44:01,828 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 27.88/19.94 [2019-03-29 01:44:01,828 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 27.88/19.94 [2019-03-29 01:44:01,828 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 27.88/19.94 [2019-03-29 01:44:01,828 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 27.88/19.94 [2019-03-29 01:44:01,828 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 27.88/19.94 [2019-03-29 01:44:01,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 01:44:01 BasicIcfg 27.88/19.94 [2019-03-29 01:44:01,834 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 27.88/19.94 [2019-03-29 01:44:01,834 INFO L168 Benchmark]: Toolchain (without parser) took 14925.89 ms. Allocated memory was 649.6 MB in the beginning and 693.1 MB in the end (delta: 43.5 MB). Free memory was 559.8 MB in the beginning and 404.6 MB in the end (delta: 155.2 MB). Peak memory consumption was 198.7 MB. Max. memory is 50.3 GB. 27.88/19.94 [2019-03-29 01:44:01,836 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 27.88/19.94 [2019-03-29 01:44:01,837 INFO L168 Benchmark]: CACSL2BoogieTranslator took 235.97 ms. Allocated memory is still 649.6 MB. Free memory was 558.5 MB in the beginning and 549.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 50.3 GB. 27.88/19.94 [2019-03-29 01:44:01,837 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.38 ms. Allocated memory was 649.6 MB in the beginning and 693.1 MB in the end (delta: 43.5 MB). Free memory was 549.0 MB in the beginning and 659.4 MB in the end (delta: -110.4 MB). Peak memory consumption was 20.3 MB. Max. memory is 50.3 GB. 27.88/19.94 [2019-03-29 01:44:01,838 INFO L168 Benchmark]: Boogie Preprocessor took 22.05 ms. Allocated memory is still 693.1 MB. Free memory was 659.4 MB in the beginning and 657.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 50.3 GB. 27.88/19.94 [2019-03-29 01:44:01,838 INFO L168 Benchmark]: RCFGBuilder took 214.29 ms. Allocated memory is still 693.1 MB. Free memory was 656.3 MB in the beginning and 642.1 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 50.3 GB. 27.88/19.94 [2019-03-29 01:44:01,839 INFO L168 Benchmark]: BlockEncodingV2 took 88.10 ms. Allocated memory is still 693.1 MB. Free memory was 642.1 MB in the beginning and 636.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 27.88/19.94 [2019-03-29 01:44:01,840 INFO L168 Benchmark]: TraceAbstraction took 157.77 ms. Allocated memory is still 693.1 MB. Free memory was 635.4 MB in the beginning and 627.2 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 50.3 GB. 27.88/19.94 [2019-03-29 01:44:01,840 INFO L168 Benchmark]: BuchiAutomizer took 14100.86 ms. Allocated memory is still 693.1 MB. Free memory was 627.2 MB in the beginning and 404.6 MB in the end (delta: 222.6 MB). Peak memory consumption was 222.6 MB. Max. memory is 50.3 GB. 27.88/19.94 [2019-03-29 01:44:01,847 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 27.88/19.94 --- Results --- 27.88/19.94 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 27.88/19.94 - StatisticsResult: Initial Icfg 27.88/19.94 9 locations, 13 edges 27.88/19.94 - StatisticsResult: Encoded RCFG 27.88/19.94 3 locations, 5 edges 27.88/19.94 * Results from de.uni_freiburg.informatik.ultimate.core: 27.88/19.94 - StatisticsResult: Toolchain Benchmarks 27.88/19.94 Benchmark results are: 27.88/19.94 * CDTParser took 0.18 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 27.88/19.94 * CACSL2BoogieTranslator took 235.97 ms. Allocated memory is still 649.6 MB. Free memory was 558.5 MB in the beginning and 549.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 50.3 GB. 27.88/19.94 * Boogie Procedure Inliner took 101.38 ms. Allocated memory was 649.6 MB in the beginning and 693.1 MB in the end (delta: 43.5 MB). Free memory was 549.0 MB in the beginning and 659.4 MB in the end (delta: -110.4 MB). Peak memory consumption was 20.3 MB. Max. memory is 50.3 GB. 27.88/19.94 * Boogie Preprocessor took 22.05 ms. Allocated memory is still 693.1 MB. Free memory was 659.4 MB in the beginning and 657.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 50.3 GB. 27.88/19.94 * RCFGBuilder took 214.29 ms. Allocated memory is still 693.1 MB. Free memory was 656.3 MB in the beginning and 642.1 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 50.3 GB. 27.88/19.94 * BlockEncodingV2 took 88.10 ms. Allocated memory is still 693.1 MB. Free memory was 642.1 MB in the beginning and 636.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 27.88/19.94 * TraceAbstraction took 157.77 ms. Allocated memory is still 693.1 MB. Free memory was 635.4 MB in the beginning and 627.2 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 50.3 GB. 27.88/19.94 * BuchiAutomizer took 14100.86 ms. Allocated memory is still 693.1 MB. Free memory was 627.2 MB in the beginning and 404.6 MB in the end (delta: 222.6 MB). Peak memory consumption was 222.6 MB. Max. memory is 50.3 GB. 27.88/19.94 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 27.88/19.94 - AllSpecificationsHoldResult: All specifications hold 27.88/19.94 We were not able to verify any specifiation because the program does not contain any specification. 27.88/19.94 - InvariantResult [Line: 23]: Loop Invariant 27.88/19.94 Derived loop invariant: 1 27.88/19.94 - StatisticsResult: Ultimate Automizer benchmark data 27.88/19.94 CFG has 1 procedures, 3 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=3occurred 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 27.88/19.94 - StatisticsResult: Constructed decomposition of program 27.88/19.94 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 + -2 * x + 1 > 0 then 1 else 0), (if -2 * y + -2 * x + 1 > 0 then -2 * y + -2 * x + 1 else -2 * x + 2 * N + 1) and consists of 3 locations. 27.88/19.94 - StatisticsResult: Timing statistics 27.88/19.94 BüchiAutomizer plugin needed 14.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 13.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. 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: 3 SDtfs, 12 SDslu, 0 SDs, 0 SdLazy, 11 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital29 mio100 ax143 hnf100 lsp62 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq157 hnf94 smp100 dnf100 smp100 tf102 neg100 sie109 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 8ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 3 MotzkinApplications: 9 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 10 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 1 LassoNonterminationAnalysisTime: 12.5s 27.88/19.94 - TerminationAnalysisResult: Termination proven 27.88/19.94 Buchi Automizer proved that your program is terminating 27.88/19.94 RESULT: Ultimate proved your program to be correct! 27.88/19.94 !SESSION 2019-03-29 01:43:43.070 ----------------------------------------------- 27.88/19.94 eclipse.buildId=unknown 27.88/19.94 java.version=1.8.0_181 27.88/19.94 java.vendor=Oracle Corporation 27.88/19.94 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 27.88/19.94 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 27.88/19.94 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 27.88/19.94 27.88/19.94 !ENTRY org.eclipse.core.resources 2 10035 2019-03-29 01:44:02.101 27.88/19.94 !MESSAGE The workspace will exit with unsaved changes in this session. 27.88/19.94 Received shutdown request... 27.88/19.94 Ultimate: 27.88/19.94 GTK+ Version Check 27.88/19.94 EOF