14.80/7.08 NO 14.80/7.08 14.80/7.08 Ultimate: Cannot open display: 14.80/7.08 This is Ultimate 0.1.24-8dc7c08-m 14.80/7.08 [2019-03-28 12:31:29,905 INFO L170 SettingsManager]: Resetting all preferences to default values... 14.80/7.08 [2019-03-28 12:31:29,907 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 14.80/7.08 [2019-03-28 12:31:29,918 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 14.80/7.08 [2019-03-28 12:31:29,919 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 14.80/7.08 [2019-03-28 12:31:29,920 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 14.80/7.08 [2019-03-28 12:31:29,921 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 14.80/7.08 [2019-03-28 12:31:29,923 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 14.80/7.08 [2019-03-28 12:31:29,924 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 14.80/7.08 [2019-03-28 12:31:29,925 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 14.80/7.08 [2019-03-28 12:31:29,926 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 14.80/7.08 [2019-03-28 12:31:29,926 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 14.80/7.08 [2019-03-28 12:31:29,927 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 14.80/7.08 [2019-03-28 12:31:29,928 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 14.80/7.08 [2019-03-28 12:31:29,929 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 14.80/7.08 [2019-03-28 12:31:29,930 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 14.80/7.08 [2019-03-28 12:31:29,930 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 14.80/7.08 [2019-03-28 12:31:29,932 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 14.80/7.08 [2019-03-28 12:31:29,934 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 14.80/7.08 [2019-03-28 12:31:29,935 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 14.80/7.08 [2019-03-28 12:31:29,936 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 14.80/7.08 [2019-03-28 12:31:29,938 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 14.80/7.08 [2019-03-28 12:31:29,940 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 14.80/7.08 [2019-03-28 12:31:29,940 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 14.80/7.08 [2019-03-28 12:31:29,940 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 14.80/7.08 [2019-03-28 12:31:29,941 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 14.80/7.08 [2019-03-28 12:31:29,941 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 14.80/7.08 [2019-03-28 12:31:29,942 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 14.80/7.08 [2019-03-28 12:31:29,942 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 14.80/7.08 [2019-03-28 12:31:29,943 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 14.80/7.08 [2019-03-28 12:31:29,944 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 14.80/7.08 [2019-03-28 12:31:29,945 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 14.80/7.08 [2019-03-28 12:31:29,946 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 14.80/7.08 [2019-03-28 12:31:29,946 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 14.80/7.08 [2019-03-28 12:31:29,947 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 14.80/7.08 [2019-03-28 12:31:29,947 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 14.80/7.08 [2019-03-28 12:31:29,947 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 14.80/7.08 [2019-03-28 12:31:29,948 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 14.80/7.08 [2019-03-28 12:31:29,949 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 14.80/7.08 [2019-03-28 12:31:29,949 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 14.80/7.08 [2019-03-28 12:31:29,964 INFO L110 SettingsManager]: Loading preferences was successful 14.80/7.08 [2019-03-28 12:31:29,964 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 14.80/7.08 [2019-03-28 12:31:29,965 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 14.80/7.08 [2019-03-28 12:31:29,965 INFO L133 SettingsManager]: * Rewrite not-equals=true 14.80/7.08 [2019-03-28 12:31:29,965 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 14.80/7.08 [2019-03-28 12:31:29,966 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 14.80/7.08 [2019-03-28 12:31:29,966 INFO L133 SettingsManager]: * Use SBE=true 14.80/7.08 [2019-03-28 12:31:29,966 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 14.80/7.08 [2019-03-28 12:31:29,966 INFO L133 SettingsManager]: * Use old map elimination=false 14.80/7.08 [2019-03-28 12:31:29,966 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 14.80/7.08 [2019-03-28 12:31:29,966 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 14.80/7.08 [2019-03-28 12:31:29,967 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 14.80/7.08 [2019-03-28 12:31:29,967 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 14.80/7.08 [2019-03-28 12:31:29,967 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 14.80/7.08 [2019-03-28 12:31:29,967 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.80/7.08 [2019-03-28 12:31:29,967 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 14.80/7.08 [2019-03-28 12:31:29,968 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 14.80/7.08 [2019-03-28 12:31:29,968 INFO L133 SettingsManager]: * Check division by zero=IGNORE 14.80/7.08 [2019-03-28 12:31:29,968 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 14.80/7.08 [2019-03-28 12:31:29,968 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 14.80/7.08 [2019-03-28 12:31:29,968 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 14.80/7.08 [2019-03-28 12:31:29,968 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 14.80/7.08 [2019-03-28 12:31:29,969 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 14.80/7.08 [2019-03-28 12:31:29,969 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 14.80/7.08 [2019-03-28 12:31:29,969 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 14.80/7.08 [2019-03-28 12:31:29,969 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 14.80/7.08 [2019-03-28 12:31:29,969 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 14.80/7.08 [2019-03-28 12:31:29,969 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 14.80/7.08 [2019-03-28 12:31:29,970 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 14.80/7.08 [2019-03-28 12:31:29,995 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 14.80/7.08 [2019-03-28 12:31:30,009 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 14.80/7.08 [2019-03-28 12:31:30,012 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 14.80/7.08 [2019-03-28 12:31:30,014 INFO L271 PluginConnector]: Initializing CDTParser... 14.80/7.08 [2019-03-28 12:31:30,014 INFO L276 PluginConnector]: CDTParser initialized 14.80/7.08 [2019-03-28 12:31:30,015 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 14.80/7.08 [2019-03-28 12:31:30,110 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/60bb2e85e0084a76add678f2168d3e66/FLAG0cb6bb84c 14.80/7.08 [2019-03-28 12:31:30,470 INFO L307 CDTParser]: Found 1 translation units. 14.80/7.08 [2019-03-28 12:31:30,471 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 14.80/7.08 [2019-03-28 12:31:30,478 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/60bb2e85e0084a76add678f2168d3e66/FLAG0cb6bb84c 14.80/7.08 [2019-03-28 12:31:30,874 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/60bb2e85e0084a76add678f2168d3e66 14.80/7.08 [2019-03-28 12:31:30,885 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 14.80/7.08 [2019-03-28 12:31:30,887 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 14.80/7.08 [2019-03-28 12:31:30,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 14.80/7.08 [2019-03-28 12:31:30,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 14.80/7.08 [2019-03-28 12:31:30,892 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 14.80/7.08 [2019-03-28 12:31:30,893 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:31:30" (1/1) ... 14.80/7.08 [2019-03-28 12:31:30,896 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d82fd6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:30, skipping insertion in model container 14.80/7.08 [2019-03-28 12:31:30,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 12:31:30" (1/1) ... 14.80/7.08 [2019-03-28 12:31:30,905 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 14.80/7.08 [2019-03-28 12:31:30,922 INFO L176 MainTranslator]: Built tables and reachable declarations 14.80/7.08 [2019-03-28 12:31:31,081 INFO L206 PostProcessor]: Analyzing one entry point: main 14.80/7.08 [2019-03-28 12:31:31,086 INFO L191 MainTranslator]: Completed pre-run 14.80/7.08 [2019-03-28 12:31:31,101 INFO L206 PostProcessor]: Analyzing one entry point: main 14.80/7.08 [2019-03-28 12:31:31,117 INFO L195 MainTranslator]: Completed translation 14.80/7.08 [2019-03-28 12:31:31,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:31 WrapperNode 14.80/7.08 [2019-03-28 12:31:31,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 14.80/7.08 [2019-03-28 12:31:31,118 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 14.80/7.08 [2019-03-28 12:31:31,119 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 14.80/7.08 [2019-03-28 12:31:31,119 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 14.80/7.08 [2019-03-28 12:31:31,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:31" (1/1) ... 14.80/7.08 [2019-03-28 12:31:31,196 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:31" (1/1) ... 14.80/7.08 [2019-03-28 12:31:31,217 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 14.80/7.08 [2019-03-28 12:31:31,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 14.80/7.08 [2019-03-28 12:31:31,218 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 14.80/7.08 [2019-03-28 12:31:31,218 INFO L276 PluginConnector]: Boogie Preprocessor initialized 14.80/7.08 [2019-03-28 12:31:31,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:31" (1/1) ... 14.80/7.08 [2019-03-28 12:31:31,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:31" (1/1) ... 14.80/7.08 [2019-03-28 12:31:31,228 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:31" (1/1) ... 14.80/7.08 [2019-03-28 12:31:31,228 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:31" (1/1) ... 14.80/7.08 [2019-03-28 12:31:31,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:31" (1/1) ... 14.80/7.08 [2019-03-28 12:31:31,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:31" (1/1) ... 14.80/7.08 [2019-03-28 12:31:31,236 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:31" (1/1) ... 14.80/7.08 [2019-03-28 12:31:31,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 14.80/7.08 [2019-03-28 12:31:31,237 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 14.80/7.08 [2019-03-28 12:31:31,237 INFO L271 PluginConnector]: Initializing RCFGBuilder... 14.80/7.08 [2019-03-28 12:31:31,238 INFO L276 PluginConnector]: RCFGBuilder initialized 14.80/7.08 [2019-03-28 12:31:31,239 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:31" (1/1) ... 14.80/7.08 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.80/7.08 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 14.80/7.08 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 14.80/7.08 [2019-03-28 12:31:31,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 14.80/7.08 [2019-03-28 12:31:31,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 14.80/7.08 [2019-03-28 12:31:31,419 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 14.80/7.08 [2019-03-28 12:31:31,420 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 14.80/7.08 [2019-03-28 12:31:31,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:31:31 BoogieIcfgContainer 14.80/7.08 [2019-03-28 12:31:31,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 14.80/7.08 [2019-03-28 12:31:31,422 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 14.80/7.08 [2019-03-28 12:31:31,422 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 14.80/7.08 [2019-03-28 12:31:31,424 INFO L276 PluginConnector]: BlockEncodingV2 initialized 14.80/7.08 [2019-03-28 12:31:31,425 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:31:31" (1/1) ... 14.80/7.08 [2019-03-28 12:31:31,439 INFO L313 BlockEncoder]: Initial Icfg 7 locations, 9 edges 14.80/7.08 [2019-03-28 12:31:31,441 INFO L258 BlockEncoder]: Using Remove infeasible edges 14.80/7.08 [2019-03-28 12:31:31,441 INFO L263 BlockEncoder]: Using Maximize final states 14.80/7.08 [2019-03-28 12:31:31,442 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 14.80/7.08 [2019-03-28 12:31:31,442 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 14.80/7.08 [2019-03-28 12:31:31,444 INFO L296 BlockEncoder]: Using Remove sink states 14.80/7.08 [2019-03-28 12:31:31,445 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 14.80/7.08 [2019-03-28 12:31:31,445 INFO L179 BlockEncoder]: Using Rewrite not-equals 14.80/7.08 [2019-03-28 12:31:31,461 INFO L185 BlockEncoder]: Using Use SBE 14.80/7.08 [2019-03-28 12:31:31,477 INFO L200 BlockEncoder]: SBE split 1 edges 14.80/7.08 [2019-03-28 12:31:31,482 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 14.80/7.08 [2019-03-28 12:31:31,483 INFO L71 MaximizeFinalStates]: 0 new accepting states 14.80/7.08 [2019-03-28 12:31:31,496 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 14.80/7.08 [2019-03-28 12:31:31,498 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states 14.80/7.08 [2019-03-28 12:31:31,500 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 14.80/7.08 [2019-03-28 12:31:31,500 INFO L71 MaximizeFinalStates]: 0 new accepting states 14.80/7.08 [2019-03-28 12:31:31,500 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 14.80/7.08 [2019-03-28 12:31:31,501 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 14.80/7.08 [2019-03-28 12:31:31,501 INFO L313 BlockEncoder]: Encoded RCFG 3 locations, 5 edges 14.80/7.08 [2019-03-28 12:31:31,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:31:31 BasicIcfg 14.80/7.08 [2019-03-28 12:31:31,502 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 14.80/7.08 [2019-03-28 12:31:31,503 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 14.80/7.08 [2019-03-28 12:31:31,503 INFO L271 PluginConnector]: Initializing TraceAbstraction... 14.80/7.08 [2019-03-28 12:31:31,506 INFO L276 PluginConnector]: TraceAbstraction initialized 14.80/7.08 [2019-03-28 12:31:31,506 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 12:31:30" (1/4) ... 14.80/7.08 [2019-03-28 12:31:31,507 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59ff6829 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:31:31, skipping insertion in model container 14.80/7.08 [2019-03-28 12:31:31,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:31" (2/4) ... 14.80/7.08 [2019-03-28 12:31:31,508 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59ff6829 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 12:31:31, skipping insertion in model container 14.80/7.08 [2019-03-28 12:31:31,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:31:31" (3/4) ... 14.80/7.08 [2019-03-28 12:31:31,509 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59ff6829 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:31:31, skipping insertion in model container 14.80/7.08 [2019-03-28 12:31:31,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:31:31" (4/4) ... 14.80/7.08 [2019-03-28 12:31:31,510 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 14.80/7.08 [2019-03-28 12:31:31,520 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 14.80/7.08 [2019-03-28 12:31:31,528 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 14.80/7.08 [2019-03-28 12:31:31,545 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 14.80/7.08 [2019-03-28 12:31:31,574 INFO L133 ementStrategyFactory]: Using default assertion order modulation 14.80/7.08 [2019-03-28 12:31:31,575 INFO L382 AbstractCegarLoop]: Interprodecural is true 14.80/7.08 [2019-03-28 12:31:31,575 INFO L383 AbstractCegarLoop]: Hoare is true 14.80/7.08 [2019-03-28 12:31:31,575 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 14.80/7.08 [2019-03-28 12:31:31,575 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 14.80/7.08 [2019-03-28 12:31:31,576 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 14.80/7.08 [2019-03-28 12:31:31,576 INFO L387 AbstractCegarLoop]: Difference is false 14.80/7.08 [2019-03-28 12:31:31,576 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 14.80/7.08 [2019-03-28 12:31:31,576 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 14.80/7.08 [2019-03-28 12:31:31,590 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states. 14.80/7.08 [2019-03-28 12:31:31,596 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 14.80/7.08 [2019-03-28 12:31:31,599 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 3 states. 14.80/7.08 [2019-03-28 12:31:31,649 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 14.80/7.08 [2019-03-28 12:31:31,650 INFO L448 ceAbstractionStarter]: For program point L12(lines 12 16) no Hoare annotation was computed. 14.80/7.08 [2019-03-28 12:31:31,650 INFO L451 ceAbstractionStarter]: At program point L12-2(lines 11 17) the Hoare annotation is: true 14.80/7.08 [2019-03-28 12:31:31,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:31:31 BasicIcfg 14.80/7.08 [2019-03-28 12:31:31,658 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 14.80/7.08 [2019-03-28 12:31:31,659 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 14.80/7.08 [2019-03-28 12:31:31,659 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 14.80/7.08 [2019-03-28 12:31:31,662 INFO L276 PluginConnector]: BuchiAutomizer initialized 14.80/7.08 [2019-03-28 12:31:31,663 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.80/7.08 [2019-03-28 12:31:31,663 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 12:31:30" (1/5) ... 14.80/7.08 [2019-03-28 12:31:31,664 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@44932584 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 12:31:31, skipping insertion in model container 14.80/7.08 [2019-03-28 12:31:31,664 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.80/7.08 [2019-03-28 12:31:31,664 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 12:31:31" (2/5) ... 14.80/7.08 [2019-03-28 12:31:31,664 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@44932584 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 12:31:31, skipping insertion in model container 14.80/7.08 [2019-03-28 12:31:31,664 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.80/7.08 [2019-03-28 12:31:31,665 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 12:31:31" (3/5) ... 14.80/7.08 [2019-03-28 12:31:31,665 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@44932584 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:31:31, skipping insertion in model container 14.80/7.08 [2019-03-28 12:31:31,665 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.80/7.08 [2019-03-28 12:31:31,665 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 12:31:31" (4/5) ... 14.80/7.08 [2019-03-28 12:31:31,666 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@44932584 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:31:31, skipping insertion in model container 14.80/7.08 [2019-03-28 12:31:31,666 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 14.80/7.08 [2019-03-28 12:31:31,666 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 12:31:31" (5/5) ... 14.80/7.08 [2019-03-28 12:31:31,667 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 14.80/7.08 [2019-03-28 12:31:31,695 INFO L133 ementStrategyFactory]: Using default assertion order modulation 14.80/7.08 [2019-03-28 12:31:31,696 INFO L374 BuchiCegarLoop]: Interprodecural is true 14.80/7.08 [2019-03-28 12:31:31,696 INFO L375 BuchiCegarLoop]: Hoare is true 14.80/7.08 [2019-03-28 12:31:31,696 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 14.80/7.08 [2019-03-28 12:31:31,696 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 14.80/7.08 [2019-03-28 12:31:31,696 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 14.80/7.08 [2019-03-28 12:31:31,696 INFO L379 BuchiCegarLoop]: Difference is false 14.80/7.08 [2019-03-28 12:31:31,697 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 14.80/7.08 [2019-03-28 12:31:31,697 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 14.80/7.08 [2019-03-28 12:31:31,700 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 14.80/7.08 [2019-03-28 12:31:31,718 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 14.80/7.08 [2019-03-28 12:31:31,719 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 14.80/7.08 [2019-03-28 12:31:31,719 INFO L119 BuchiIsEmpty]: Starting construction of run 14.80/7.08 [2019-03-28 12:31:31,726 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 14.80/7.08 [2019-03-28 12:31:31,726 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 14.80/7.08 [2019-03-28 12:31:31,726 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 14.80/7.08 [2019-03-28 12:31:31,726 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 14.80/7.08 [2019-03-28 12:31:31,727 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 14.80/7.08 [2019-03-28 12:31:31,727 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 14.80/7.08 [2019-03-28 12:31:31,727 INFO L119 BuchiIsEmpty]: Starting construction of run 14.80/7.08 [2019-03-28 12:31:31,727 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 14.80/7.08 [2019-03-28 12:31:31,728 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 14.80/7.08 [2019-03-28 12:31:31,733 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue [27] ULTIMATE.startENTRY-->L12-2: Formula: (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~x~0] 3#L12-2true 14.80/7.08 [2019-03-28 12:31:31,733 INFO L796 eck$LassoCheckResult]: Loop: 3#L12-2true [26] L12-2-->L12: Formula: (<= 0 v_ULTIMATE.start_main_~x~0_5) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[] 5#L12true [35] L12-->L12-2: Formula: (and (< 0 |v_ULTIMATE.start_main_#t~nondet1_3|) (= v_ULTIMATE.start_main_~x~0_6 (+ v_ULTIMATE.start_main_~x~0_7 (- 1)))) InVars {ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_3|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} OutVars{ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_2|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_~x~0] 3#L12-2true 14.80/7.08 [2019-03-28 12:31:31,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.80/7.08 [2019-03-28 12:31:31,739 INFO L82 PathProgramCache]: Analyzing trace with hash 58, now seen corresponding path program 1 times 14.80/7.08 [2019-03-28 12:31:31,741 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.80/7.08 [2019-03-28 12:31:31,742 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.80/7.08 [2019-03-28 12:31:31,762 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.80/7.08 [2019-03-28 12:31:31,763 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.80/7.08 [2019-03-28 12:31:31,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.80/7.08 [2019-03-28 12:31:31,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.80/7.08 [2019-03-28 12:31:31,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.80/7.08 [2019-03-28 12:31:31,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.80/7.08 [2019-03-28 12:31:31,804 INFO L82 PathProgramCache]: Analyzing trace with hash 1802, now seen corresponding path program 1 times 14.80/7.08 [2019-03-28 12:31:31,804 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.80/7.08 [2019-03-28 12:31:31,804 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.80/7.08 [2019-03-28 12:31:31,805 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.80/7.08 [2019-03-28 12:31:31,805 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.80/7.08 [2019-03-28 12:31:31,806 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.80/7.08 [2019-03-28 12:31:31,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.80/7.08 [2019-03-28 12:31:31,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.80/7.08 [2019-03-28 12:31:31,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.80/7.08 [2019-03-28 12:31:31,827 INFO L82 PathProgramCache]: Analyzing trace with hash 56579, now seen corresponding path program 1 times 14.80/7.08 [2019-03-28 12:31:31,827 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.80/7.08 [2019-03-28 12:31:31,827 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.80/7.08 [2019-03-28 12:31:31,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.80/7.08 [2019-03-28 12:31:31,828 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.80/7.08 [2019-03-28 12:31:31,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.80/7.08 [2019-03-28 12:31:31,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.80/7.08 [2019-03-28 12:31:31,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.80/7.08 [2019-03-28 12:31:31,877 INFO L216 LassoAnalysis]: Preferences: 14.80/7.08 [2019-03-28 12:31:31,878 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 14.80/7.08 [2019-03-28 12:31:31,879 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 14.80/7.08 [2019-03-28 12:31:31,879 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 14.80/7.08 [2019-03-28 12:31:31,879 INFO L127 ssoRankerPreferences]: Use exernal solver: true 14.80/7.08 [2019-03-28 12:31:31,879 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.80/7.08 [2019-03-28 12:31:31,879 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 14.80/7.08 [2019-03-28 12:31:31,879 INFO L130 ssoRankerPreferences]: Path of dumped script: 14.80/7.08 [2019-03-28 12:31:31,880 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 14.80/7.08 [2019-03-28 12:31:31,880 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 14.80/7.08 [2019-03-28 12:31:31,880 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 14.80/7.08 [2019-03-28 12:31:31,898 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.80/7.08 [2019-03-28 12:31:31,917 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.80/7.08 [2019-03-28 12:31:31,962 INFO L300 LassoAnalysis]: Preprocessing complete. 14.80/7.08 [2019-03-28 12:31:31,963 INFO L412 LassoAnalysis]: Checking for nontermination... 14.80/7.08 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.80/7.08 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.80/7.08 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.80/7.08 [2019-03-28 12:31:31,970 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.80/7.08 [2019-03-28 12:31:31,971 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.80/7.08 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.80/7.08 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.80/7.08 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.80/7.08 [2019-03-28 12:31:32,006 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 14.80/7.08 [2019-03-28 12:31:32,006 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.80/7.08 [2019-03-28 12:31:32,039 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 14.80/7.08 [2019-03-28 12:31:32,041 INFO L216 LassoAnalysis]: Preferences: 14.80/7.08 [2019-03-28 12:31:32,041 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 14.80/7.08 [2019-03-28 12:31:32,041 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 14.80/7.08 [2019-03-28 12:31:32,041 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 14.80/7.08 [2019-03-28 12:31:32,042 INFO L127 ssoRankerPreferences]: Use exernal solver: false 14.80/7.08 [2019-03-28 12:31:32,042 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 14.80/7.08 [2019-03-28 12:31:32,042 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 14.80/7.08 [2019-03-28 12:31:32,042 INFO L130 ssoRankerPreferences]: Path of dumped script: 14.80/7.08 [2019-03-28 12:31:32,042 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 14.80/7.08 [2019-03-28 12:31:32,042 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 14.80/7.08 [2019-03-28 12:31:32,042 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 14.80/7.08 [2019-03-28 12:31:32,044 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.80/7.08 [2019-03-28 12:31:32,053 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.80/7.08 [2019-03-28 12:31:32,081 INFO L300 LassoAnalysis]: Preprocessing complete. 14.80/7.08 [2019-03-28 12:31:32,087 INFO L497 LassoAnalysis]: Using template 'affine'. 14.80/7.08 [2019-03-28 12:31:32,089 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.80/7.08 Termination analysis: LINEAR_WITH_GUESSES 14.80/7.08 Number of strict supporting invariants: 0 14.80/7.08 Number of non-strict supporting invariants: 1 14.80/7.08 Consider only non-deceasing supporting invariants: true 14.80/7.08 Simplify termination arguments: true 14.80/7.08 Simplify supporting invariants: trueOverapproximate stem: false 14.80/7.08 [2019-03-28 12:31:32,091 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.80/7.08 [2019-03-28 12:31:32,091 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 14.80/7.08 [2019-03-28 12:31:32,092 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.80/7.08 [2019-03-28 12:31:32,092 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.80/7.08 [2019-03-28 12:31:32,092 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.80/7.08 [2019-03-28 12:31:32,094 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 14.80/7.08 [2019-03-28 12:31:32,095 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 14.80/7.08 [2019-03-28 12:31:32,103 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 14.80/7.08 [2019-03-28 12:31:32,110 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 14.80/7.08 [2019-03-28 12:31:32,110 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. 14.80/7.08 [2019-03-28 12:31:32,112 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 14.80/7.08 [2019-03-28 12:31:32,112 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 14.80/7.08 [2019-03-28 12:31:32,113 INFO L518 LassoAnalysis]: Proved termination. 14.80/7.08 [2019-03-28 12:31:32,114 INFO L520 LassoAnalysis]: Termination argument consisting of: 14.80/7.08 Ranking function f(ULTIMATE.start_main_~x~0) = 2*ULTIMATE.start_main_~x~0 + 1 14.80/7.08 Supporting invariants [] 14.80/7.08 [2019-03-28 12:31:32,115 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 14.80/7.08 [2019-03-28 12:31:32,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.80/7.08 [2019-03-28 12:31:32,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 14.80/7.08 [2019-03-28 12:31:32,164 WARN L254 TraceCheckSpWp]: Trace formula consists of 4 conjuncts, 2 conjunts are in the unsatisfiable core 14.80/7.08 [2019-03-28 12:31:32,165 INFO L279 TraceCheckSpWp]: Computing forward predicates... 14.80/7.08 [2019-03-28 12:31:32,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 14.80/7.08 [2019-03-28 12:31:32,176 WARN L254 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 4 conjunts are in the unsatisfiable core 14.80/7.08 [2019-03-28 12:31:32,176 INFO L279 TraceCheckSpWp]: Computing forward predicates... 14.80/7.08 [2019-03-28 12:31:32,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 14.80/7.08 [2019-03-28 12:31:32,226 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 14.80/7.08 [2019-03-28 12:31:32,232 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates 14.80/7.08 [2019-03-28 12:31:32,233 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 3 states. Second operand 3 states. 14.80/7.08 [2019-03-28 12:31:32,293 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 3 states.. Second operand 3 states. Result 11 states and 19 transitions. Complement of second has 6 states. 14.80/7.08 [2019-03-28 12:31:32,294 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states 14.80/7.08 [2019-03-28 12:31:32,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. 14.80/7.08 [2019-03-28 12:31:32,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. 14.80/7.08 [2019-03-28 12:31:32,298 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 1 letters. Loop has 2 letters. 14.80/7.08 [2019-03-28 12:31:32,300 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.80/7.08 [2019-03-28 12:31:32,300 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 3 letters. Loop has 2 letters. 14.80/7.08 [2019-03-28 12:31:32,300 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.80/7.08 [2019-03-28 12:31:32,300 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 1 letters. Loop has 4 letters. 14.80/7.08 [2019-03-28 12:31:32,301 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.80/7.08 [2019-03-28 12:31:32,307 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11 states and 19 transitions. 14.80/7.08 [2019-03-28 12:31:32,308 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 14.80/7.08 [2019-03-28 12:31:32,312 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11 states to 9 states and 16 transitions. 14.80/7.08 [2019-03-28 12:31:32,313 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 14.80/7.08 [2019-03-28 12:31:32,313 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 14.80/7.08 [2019-03-28 12:31:32,314 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 16 transitions. 14.80/7.08 [2019-03-28 12:31:32,314 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. 14.80/7.08 [2019-03-28 12:31:32,314 INFO L706 BuchiCegarLoop]: Abstraction has 9 states and 16 transitions. 14.80/7.08 [2019-03-28 12:31:32,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 16 transitions. 14.80/7.08 [2019-03-28 12:31:32,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 7. 14.80/7.08 [2019-03-28 12:31:32,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. 14.80/7.08 [2019-03-28 12:31:32,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 12 transitions. 14.80/7.08 [2019-03-28 12:31:32,344 INFO L729 BuchiCegarLoop]: Abstraction has 7 states and 12 transitions. 14.80/7.08 [2019-03-28 12:31:32,344 INFO L609 BuchiCegarLoop]: Abstraction has 7 states and 12 transitions. 14.80/7.08 [2019-03-28 12:31:32,344 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 14.80/7.08 [2019-03-28 12:31:32,344 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 12 transitions. 14.80/7.08 [2019-03-28 12:31:32,345 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 14.80/7.08 [2019-03-28 12:31:32,345 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 14.80/7.08 [2019-03-28 12:31:32,345 INFO L119 BuchiIsEmpty]: Starting construction of run 14.80/7.08 [2019-03-28 12:31:32,346 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] 14.80/7.08 [2019-03-28 12:31:32,346 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 14.80/7.08 [2019-03-28 12:31:32,346 INFO L794 eck$LassoCheckResult]: Stem: 55#ULTIMATE.startENTRY [27] ULTIMATE.startENTRY-->L12-2: Formula: (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~x~0] 56#L12-2 [26] L12-2-->L12: Formula: (<= 0 v_ULTIMATE.start_main_~x~0_5) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[] 54#L12 [29] L12-->L12-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~nondet1_5|) (= v_ULTIMATE.start_main_~x~0_8 (+ v_ULTIMATE.start_main_~x~0_9 1))) InVars {ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_5|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9} OutVars{ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_4|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_~x~0] 50#L12-2 14.80/7.08 [2019-03-28 12:31:32,347 INFO L796 eck$LassoCheckResult]: Loop: 50#L12-2 [26] L12-2-->L12: Formula: (<= 0 v_ULTIMATE.start_main_~x~0_5) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[] 51#L12 [35] L12-->L12-2: Formula: (and (< 0 |v_ULTIMATE.start_main_#t~nondet1_3|) (= v_ULTIMATE.start_main_~x~0_6 (+ v_ULTIMATE.start_main_~x~0_7 (- 1)))) InVars {ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_3|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} OutVars{ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_2|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_~x~0] 50#L12-2 14.80/7.08 [2019-03-28 12:31:32,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.80/7.08 [2019-03-28 12:31:32,347 INFO L82 PathProgramCache]: Analyzing trace with hash 56573, now seen corresponding path program 1 times 14.80/7.08 [2019-03-28 12:31:32,347 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.80/7.08 [2019-03-28 12:31:32,347 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.80/7.08 [2019-03-28 12:31:32,348 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.80/7.08 [2019-03-28 12:31:32,349 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.80/7.08 [2019-03-28 12:31:32,349 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.80/7.08 [2019-03-28 12:31:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.80/7.08 [2019-03-28 12:31:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.80/7.08 [2019-03-28 12:31:32,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.80/7.08 [2019-03-28 12:31:32,355 INFO L82 PathProgramCache]: Analyzing trace with hash 1802, now seen corresponding path program 2 times 14.80/7.08 [2019-03-28 12:31:32,355 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.80/7.08 [2019-03-28 12:31:32,356 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.80/7.08 [2019-03-28 12:31:32,356 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.80/7.08 [2019-03-28 12:31:32,356 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.80/7.08 [2019-03-28 12:31:32,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.80/7.08 [2019-03-28 12:31:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.80/7.08 [2019-03-28 12:31:32,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.80/7.08 [2019-03-28 12:31:32,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.80/7.08 [2019-03-28 12:31:32,361 INFO L82 PathProgramCache]: Analyzing trace with hash 54367494, now seen corresponding path program 1 times 14.80/7.08 [2019-03-28 12:31:32,362 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.80/7.08 [2019-03-28 12:31:32,362 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.80/7.08 [2019-03-28 12:31:32,363 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.80/7.08 [2019-03-28 12:31:32,363 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY 14.80/7.08 [2019-03-28 12:31:32,363 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.80/7.08 [2019-03-28 12:31:32,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.80/7.08 [2019-03-28 12:31:32,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.80/7.08 [2019-03-28 12:31:32,386 INFO L216 LassoAnalysis]: Preferences: 14.80/7.08 [2019-03-28 12:31:32,386 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 14.80/7.08 [2019-03-28 12:31:32,386 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 14.80/7.08 [2019-03-28 12:31:32,387 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 14.80/7.08 [2019-03-28 12:31:32,387 INFO L127 ssoRankerPreferences]: Use exernal solver: true 14.80/7.08 [2019-03-28 12:31:32,387 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.80/7.08 [2019-03-28 12:31:32,387 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 14.80/7.08 [2019-03-28 12:31:32,387 INFO L130 ssoRankerPreferences]: Path of dumped script: 14.80/7.08 [2019-03-28 12:31:32,388 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop 14.80/7.08 [2019-03-28 12:31:32,388 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 14.80/7.08 [2019-03-28 12:31:32,388 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 14.80/7.09 [2019-03-28 12:31:32,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.80/7.09 [2019-03-28 12:31:32,392 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.80/7.09 [2019-03-28 12:31:32,421 INFO L300 LassoAnalysis]: Preprocessing complete. 14.80/7.09 [2019-03-28 12:31:32,421 INFO L412 LassoAnalysis]: Checking for nontermination... 14.80/7.09 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.80/7.09 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.80/7.09 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.80/7.09 [2019-03-28 12:31:32,426 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.80/7.09 [2019-03-28 12:31:32,426 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.80/7.09 [2019-03-28 12:31:32,456 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.80/7.09 [2019-03-28 12:31:32,456 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=1} Honda state: {ULTIMATE.start_main_#t~nondet1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 14.80/7.09 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.80/7.09 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.80/7.09 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.80/7.09 [2019-03-28 12:31:32,463 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.80/7.09 [2019-03-28 12:31:32,463 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.80/7.09 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.80/7.09 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.80/7.09 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.80/7.09 [2019-03-28 12:31:32,496 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 14.80/7.09 [2019-03-28 12:31:32,497 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.80/7.09 [2019-03-28 12:31:32,527 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 14.80/7.09 [2019-03-28 12:31:32,529 INFO L216 LassoAnalysis]: Preferences: 14.80/7.09 [2019-03-28 12:31:32,529 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 14.80/7.09 [2019-03-28 12:31:32,530 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 14.80/7.09 [2019-03-28 12:31:32,530 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 14.80/7.09 [2019-03-28 12:31:32,530 INFO L127 ssoRankerPreferences]: Use exernal solver: false 14.80/7.09 [2019-03-28 12:31:32,530 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 14.80/7.09 [2019-03-28 12:31:32,530 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 14.80/7.09 [2019-03-28 12:31:32,530 INFO L130 ssoRankerPreferences]: Path of dumped script: 14.80/7.09 [2019-03-28 12:31:32,530 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration2_Loop 14.80/7.09 [2019-03-28 12:31:32,531 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 14.80/7.09 [2019-03-28 12:31:32,531 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 14.80/7.09 [2019-03-28 12:31:32,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.80/7.09 [2019-03-28 12:31:32,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.80/7.09 [2019-03-28 12:31:32,562 INFO L300 LassoAnalysis]: Preprocessing complete. 14.80/7.09 [2019-03-28 12:31:32,563 INFO L497 LassoAnalysis]: Using template 'affine'. 14.80/7.09 [2019-03-28 12:31:32,563 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.80/7.09 Termination analysis: LINEAR_WITH_GUESSES 14.80/7.09 Number of strict supporting invariants: 0 14.80/7.09 Number of non-strict supporting invariants: 1 14.80/7.09 Consider only non-deceasing supporting invariants: true 14.80/7.09 Simplify termination arguments: true 14.80/7.09 Simplify supporting invariants: trueOverapproximate stem: false 14.80/7.09 [2019-03-28 12:31:32,564 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.80/7.09 [2019-03-28 12:31:32,564 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 14.80/7.09 [2019-03-28 12:31:32,564 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.80/7.09 [2019-03-28 12:31:32,565 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.80/7.09 [2019-03-28 12:31:32,565 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.80/7.09 [2019-03-28 12:31:32,565 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 14.80/7.09 [2019-03-28 12:31:32,565 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 14.80/7.09 [2019-03-28 12:31:32,569 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 14.80/7.09 [2019-03-28 12:31:32,569 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 14.80/7.09 Termination analysis: LINEAR_WITH_GUESSES 14.80/7.09 Number of strict supporting invariants: 0 14.80/7.09 Number of non-strict supporting invariants: 1 14.80/7.09 Consider only non-deceasing supporting invariants: true 14.80/7.09 Simplify termination arguments: true 14.80/7.09 Simplify supporting invariants: trueOverapproximate stem: false 14.80/7.09 [2019-03-28 12:31:32,570 INFO L339 nArgumentSynthesizer]: Template has degree 0. 14.80/7.09 [2019-03-28 12:31:32,570 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 14.80/7.09 [2019-03-28 12:31:32,570 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 14.80/7.09 [2019-03-28 12:31:32,570 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 14.80/7.09 [2019-03-28 12:31:32,570 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 14.80/7.09 [2019-03-28 12:31:32,571 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 14.80/7.09 [2019-03-28 12:31:32,571 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 14.80/7.09 [2019-03-28 12:31:32,576 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 14.80/7.09 [2019-03-28 12:31:32,580 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 14.80/7.09 [2019-03-28 12:31:32,580 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. 14.80/7.09 [2019-03-28 12:31:32,580 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 14.80/7.09 [2019-03-28 12:31:32,580 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 14.80/7.09 [2019-03-28 12:31:32,581 INFO L518 LassoAnalysis]: Proved termination. 14.80/7.09 [2019-03-28 12:31:32,581 INFO L520 LassoAnalysis]: Termination argument consisting of: 14.80/7.09 Ranking function f(ULTIMATE.start_main_~x~0) = 2*ULTIMATE.start_main_~x~0 + 1 14.80/7.09 Supporting invariants [] 14.80/7.09 [2019-03-28 12:31:32,581 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 14.80/7.09 [2019-03-28 12:31:32,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.80/7.09 [2019-03-28 12:31:32,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 14.80/7.09 [2019-03-28 12:31:32,604 INFO L256 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 2 conjunts are in the unsatisfiable core 14.80/7.09 [2019-03-28 12:31:32,605 INFO L279 TraceCheckSpWp]: Computing forward predicates... 14.80/7.09 [2019-03-28 12:31:32,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 14.80/7.09 [2019-03-28 12:31:32,610 WARN L254 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 4 conjunts are in the unsatisfiable core 14.80/7.09 [2019-03-28 12:31:32,610 INFO L279 TraceCheckSpWp]: Computing forward predicates... 14.80/7.09 [2019-03-28 12:31:32,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 14.80/7.09 [2019-03-28 12:31:32,645 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 14.80/7.09 [2019-03-28 12:31:32,645 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates 14.80/7.09 [2019-03-28 12:31:32,645 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 7 states and 12 transitions. cyclomatic complexity: 7 Second operand 3 states. 14.80/7.09 [2019-03-28 12:31:32,686 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 7 states and 12 transitions. cyclomatic complexity: 7. Second operand 3 states. Result 15 states and 24 transitions. Complement of second has 10 states. 14.80/7.09 [2019-03-28 12:31:32,686 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states 14.80/7.09 [2019-03-28 12:31:32,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. 14.80/7.09 [2019-03-28 12:31:32,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. 14.80/7.09 [2019-03-28 12:31:32,688 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 3 letters. Loop has 2 letters. 14.80/7.09 [2019-03-28 12:31:32,688 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.80/7.09 [2019-03-28 12:31:32,688 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 5 letters. Loop has 2 letters. 14.80/7.09 [2019-03-28 12:31:32,689 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.80/7.09 [2019-03-28 12:31:32,689 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 3 letters. Loop has 4 letters. 14.80/7.09 [2019-03-28 12:31:32,689 INFO L116 BuchiAccepts]: Finished buchiAccepts. 14.80/7.09 [2019-03-28 12:31:32,690 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 24 transitions. 14.80/7.09 [2019-03-28 12:31:32,691 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 14.80/7.09 [2019-03-28 12:31:32,692 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 12 states and 20 transitions. 14.80/7.09 [2019-03-28 12:31:32,692 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 14.80/7.09 [2019-03-28 12:31:32,692 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 14.80/7.09 [2019-03-28 12:31:32,693 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 20 transitions. 14.80/7.09 [2019-03-28 12:31:32,693 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. 14.80/7.09 [2019-03-28 12:31:32,693 INFO L706 BuchiCegarLoop]: Abstraction has 12 states and 20 transitions. 14.80/7.09 [2019-03-28 12:31:32,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 20 transitions. 14.80/7.09 [2019-03-28 12:31:32,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 5. 14.80/7.09 [2019-03-28 12:31:32,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. 14.80/7.09 [2019-03-28 12:31:32,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 8 transitions. 14.80/7.09 [2019-03-28 12:31:32,694 INFO L729 BuchiCegarLoop]: Abstraction has 5 states and 8 transitions. 14.80/7.09 [2019-03-28 12:31:32,694 INFO L609 BuchiCegarLoop]: Abstraction has 5 states and 8 transitions. 14.80/7.09 [2019-03-28 12:31:32,695 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ 14.80/7.09 [2019-03-28 12:31:32,695 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5 states and 8 transitions. 14.80/7.09 [2019-03-28 12:31:32,695 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 14.80/7.09 [2019-03-28 12:31:32,695 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 14.80/7.09 [2019-03-28 12:31:32,695 INFO L119 BuchiIsEmpty]: Starting construction of run 14.80/7.09 [2019-03-28 12:31:32,696 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 14.80/7.09 [2019-03-28 12:31:32,696 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 14.80/7.09 [2019-03-28 12:31:32,696 INFO L794 eck$LassoCheckResult]: Stem: 119#ULTIMATE.startENTRY [27] ULTIMATE.startENTRY-->L12-2: Formula: (= v_ULTIMATE.start_main_~x~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#res, ULTIMATE.start_main_~x~0] 115#L12-2 14.80/7.09 [2019-03-28 12:31:32,696 INFO L796 eck$LassoCheckResult]: Loop: 115#L12-2 [26] L12-2-->L12: Formula: (<= 0 v_ULTIMATE.start_main_~x~0_5) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_5} AuxVars[] AssignedVars[] 117#L12 [29] L12-->L12-2: Formula: (and (= 0 |v_ULTIMATE.start_main_#t~nondet1_5|) (= v_ULTIMATE.start_main_~x~0_8 (+ v_ULTIMATE.start_main_~x~0_9 1))) InVars {ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_5|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_9} OutVars{ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_4|, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_8} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_~x~0] 115#L12-2 14.80/7.09 [2019-03-28 12:31:32,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.80/7.09 [2019-03-28 12:31:32,697 INFO L82 PathProgramCache]: Analyzing trace with hash 58, now seen corresponding path program 2 times 14.80/7.09 [2019-03-28 12:31:32,697 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.80/7.09 [2019-03-28 12:31:32,697 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.80/7.09 [2019-03-28 12:31:32,698 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.80/7.09 [2019-03-28 12:31:32,698 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.80/7.09 [2019-03-28 12:31:32,698 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.80/7.09 [2019-03-28 12:31:32,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.80/7.09 [2019-03-28 12:31:32,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.80/7.09 [2019-03-28 12:31:32,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.80/7.09 [2019-03-28 12:31:32,701 INFO L82 PathProgramCache]: Analyzing trace with hash 1796, now seen corresponding path program 1 times 14.80/7.09 [2019-03-28 12:31:32,702 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.80/7.09 [2019-03-28 12:31:32,702 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.80/7.09 [2019-03-28 12:31:32,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.80/7.09 [2019-03-28 12:31:32,703 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY 14.80/7.09 [2019-03-28 12:31:32,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.80/7.09 [2019-03-28 12:31:32,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.80/7.09 [2019-03-28 12:31:32,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.80/7.09 [2019-03-28 12:31:32,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 14.80/7.09 [2019-03-28 12:31:32,708 INFO L82 PathProgramCache]: Analyzing trace with hash 56573, now seen corresponding path program 2 times 14.80/7.09 [2019-03-28 12:31:32,708 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 14.80/7.09 [2019-03-28 12:31:32,708 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 14.80/7.09 [2019-03-28 12:31:32,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.80/7.09 [2019-03-28 12:31:32,709 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 14.80/7.09 [2019-03-28 12:31:32,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 14.80/7.09 [2019-03-28 12:31:32,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.80/7.09 [2019-03-28 12:31:32,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 14.80/7.09 [2019-03-28 12:31:32,729 INFO L216 LassoAnalysis]: Preferences: 14.80/7.09 [2019-03-28 12:31:32,729 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 14.80/7.09 [2019-03-28 12:31:32,729 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 14.80/7.09 [2019-03-28 12:31:32,729 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 14.80/7.09 [2019-03-28 12:31:32,730 INFO L127 ssoRankerPreferences]: Use exernal solver: true 14.80/7.09 [2019-03-28 12:31:32,730 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.80/7.09 [2019-03-28 12:31:32,730 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 14.80/7.09 [2019-03-28 12:31:32,730 INFO L130 ssoRankerPreferences]: Path of dumped script: 14.80/7.09 [2019-03-28 12:31:32,730 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Loop 14.80/7.09 [2019-03-28 12:31:32,730 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 14.80/7.09 [2019-03-28 12:31:32,730 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 14.80/7.09 [2019-03-28 12:31:32,731 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.80/7.09 [2019-03-28 12:31:32,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.80/7.09 [2019-03-28 12:31:32,776 INFO L300 LassoAnalysis]: Preprocessing complete. 14.80/7.09 [2019-03-28 12:31:32,776 INFO L412 LassoAnalysis]: Checking for nontermination... 14.80/7.09 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.80/7.09 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.80/7.09 Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.80/7.09 [2019-03-28 12:31:32,784 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.80/7.09 [2019-03-28 12:31:32,784 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.80/7.09 [2019-03-28 12:31:32,788 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.80/7.09 [2019-03-28 12:31:32,789 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: [] 14.80/7.09 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.80/7.09 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.80/7.09 Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.80/7.09 [2019-03-28 12:31:32,822 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.80/7.09 [2019-03-28 12:31:32,822 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.80/7.09 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.80/7.09 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.80/7.09 Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.80/7.09 [2019-03-28 12:31:32,861 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 14.80/7.09 [2019-03-28 12:31:32,861 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.80/7.09 [2019-03-28 12:31:32,873 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.80/7.09 [2019-03-28 12:31:32,873 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0=0} Honda state: {ULTIMATE.start_main_~x~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_~x~0=1}, {ULTIMATE.start_main_~x~0=0}] Lambdas: [0, 1, 0] Nus: [0, 0] 14.80/7.09 [2019-03-28 12:31:32,911 INFO L216 LassoAnalysis]: Preferences: 14.80/7.09 [2019-03-28 12:31:32,911 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 14.80/7.09 [2019-03-28 12:31:32,912 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 14.80/7.09 [2019-03-28 12:31:32,912 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 14.80/7.09 [2019-03-28 12:31:32,912 INFO L127 ssoRankerPreferences]: Use exernal solver: true 14.80/7.09 [2019-03-28 12:31:32,912 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.80/7.09 [2019-03-28 12:31:32,912 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 14.80/7.09 [2019-03-28 12:31:32,912 INFO L130 ssoRankerPreferences]: Path of dumped script: 14.80/7.09 [2019-03-28 12:31:32,912 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration3_Lasso 14.80/7.09 [2019-03-28 12:31:32,913 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 14.80/7.09 [2019-03-28 12:31:32,913 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 14.80/7.09 [2019-03-28 12:31:32,914 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.80/7.09 [2019-03-28 12:31:32,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.80/7.09 [2019-03-28 12:31:32,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.80/7.09 [2019-03-28 12:31:32,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 14.80/7.09 [2019-03-28 12:31:32,973 INFO L300 LassoAnalysis]: Preprocessing complete. 14.80/7.09 [2019-03-28 12:31:32,973 INFO L412 LassoAnalysis]: Checking for nontermination... 14.80/7.09 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.80/7.09 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.80/7.09 Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.80/7.09 [2019-03-28 12:31:32,979 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.80/7.09 [2019-03-28 12:31:32,979 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.80/7.09 [2019-03-28 12:31:32,983 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.80/7.09 [2019-03-28 12:31:32,984 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: [] 14.80/7.09 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.80/7.09 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.80/7.09 Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.80/7.09 [2019-03-28 12:31:33,014 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.80/7.09 [2019-03-28 12:31:33,015 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.80/7.09 [2019-03-28 12:31:33,018 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.80/7.09 [2019-03-28 12:31:33,018 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: [] 14.80/7.09 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.80/7.09 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.80/7.09 Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.80/7.09 [2019-03-28 12:31:33,048 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.80/7.09 [2019-03-28 12:31:33,048 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.80/7.09 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.80/7.09 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.80/7.09 Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.80/7.09 [2019-03-28 12:31:33,081 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 14.80/7.09 [2019-03-28 12:31:33,081 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.80/7.09 [2019-03-28 12:31:33,092 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.80/7.09 [2019-03-28 12:31:33,092 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0=0} Honda state: {ULTIMATE.start_main_~x~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_~x~0=1}, {ULTIMATE.start_main_~x~0=0}] Lambdas: [0, 1, 0] Nus: [0, 0] 14.80/7.09 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 14.80/7.09 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 14.80/7.09 Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 14.80/7.09 [2019-03-28 12:31:33,128 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 14.80/7.09 [2019-03-28 12:31:33,129 INFO L163 nArgumentSynthesizer]: Using integer mode. 14.80/7.09 [2019-03-28 12:31:33,133 INFO L445 LassoAnalysis]: Proved nontermination for one component. 14.80/7.09 [2019-03-28 12:31:33,133 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: [] 14.80/7.09 [2019-03-28 12:31:33,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 12:31:33 BasicIcfg 14.80/7.09 [2019-03-28 12:31:33,180 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 14.80/7.09 [2019-03-28 12:31:33,181 INFO L168 Benchmark]: Toolchain (without parser) took 2294.92 ms. Allocated memory was 649.6 MB in the beginning and 667.9 MB in the end (delta: 18.4 MB). Free memory was 564.2 MB in the beginning and 446.7 MB in the end (delta: 117.5 MB). Peak memory consumption was 135.8 MB. Max. memory is 50.3 GB. 14.80/7.09 [2019-03-28 12:31:33,183 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 14.80/7.09 [2019-03-28 12:31:33,183 INFO L168 Benchmark]: CACSL2BoogieTranslator took 230.04 ms. Allocated memory is still 649.6 MB. Free memory was 564.2 MB in the beginning and 554.4 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 50.3 GB. 14.80/7.09 [2019-03-28 12:31:33,184 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.91 ms. Allocated memory was 649.6 MB in the beginning and 667.9 MB in the end (delta: 18.4 MB). Free memory was 554.4 MB in the beginning and 635.9 MB in the end (delta: -81.5 MB). Peak memory consumption was 21.3 MB. Max. memory is 50.3 GB. 14.80/7.09 [2019-03-28 12:31:33,185 INFO L168 Benchmark]: Boogie Preprocessor took 19.44 ms. Allocated memory is still 667.9 MB. Free memory was 635.9 MB in the beginning and 634.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 14.80/7.09 [2019-03-28 12:31:33,186 INFO L168 Benchmark]: RCFGBuilder took 183.93 ms. Allocated memory is still 667.9 MB. Free memory was 633.7 MB in the beginning and 619.2 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 50.3 GB. 14.80/7.09 [2019-03-28 12:31:33,186 INFO L168 Benchmark]: BlockEncodingV2 took 80.09 ms. Allocated memory is still 667.9 MB. Free memory was 619.2 MB in the beginning and 613.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 14.80/7.09 [2019-03-28 12:31:33,187 INFO L168 Benchmark]: TraceAbstraction took 155.50 ms. Allocated memory is still 667.9 MB. Free memory was 613.8 MB in the beginning and 605.2 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 50.3 GB. 14.80/7.09 [2019-03-28 12:31:33,187 INFO L168 Benchmark]: BuchiAutomizer took 1521.53 ms. Allocated memory is still 667.9 MB. Free memory was 604.1 MB in the beginning and 446.7 MB in the end (delta: 157.3 MB). Peak memory consumption was 157.3 MB. Max. memory is 50.3 GB. 14.80/7.09 [2019-03-28 12:31:33,192 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 14.80/7.09 --- Results --- 14.80/7.09 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 14.80/7.09 - StatisticsResult: Initial Icfg 14.80/7.09 7 locations, 9 edges 14.80/7.09 - StatisticsResult: Encoded RCFG 14.80/7.09 3 locations, 5 edges 14.80/7.09 * Results from de.uni_freiburg.informatik.ultimate.core: 14.80/7.09 - StatisticsResult: Toolchain Benchmarks 14.80/7.09 Benchmark results are: 14.80/7.09 * CDTParser took 0.18 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 14.80/7.09 * CACSL2BoogieTranslator took 230.04 ms. Allocated memory is still 649.6 MB. Free memory was 564.2 MB in the beginning and 554.4 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 50.3 GB. 14.80/7.09 * Boogie Procedure Inliner took 98.91 ms. Allocated memory was 649.6 MB in the beginning and 667.9 MB in the end (delta: 18.4 MB). Free memory was 554.4 MB in the beginning and 635.9 MB in the end (delta: -81.5 MB). Peak memory consumption was 21.3 MB. Max. memory is 50.3 GB. 14.80/7.09 * Boogie Preprocessor took 19.44 ms. Allocated memory is still 667.9 MB. Free memory was 635.9 MB in the beginning and 634.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 50.3 GB. 14.80/7.09 * RCFGBuilder took 183.93 ms. Allocated memory is still 667.9 MB. Free memory was 633.7 MB in the beginning and 619.2 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 50.3 GB. 14.80/7.09 * BlockEncodingV2 took 80.09 ms. Allocated memory is still 667.9 MB. Free memory was 619.2 MB in the beginning and 613.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 14.80/7.09 * TraceAbstraction took 155.50 ms. Allocated memory is still 667.9 MB. Free memory was 613.8 MB in the beginning and 605.2 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 50.3 GB. 14.80/7.09 * BuchiAutomizer took 1521.53 ms. Allocated memory is still 667.9 MB. Free memory was 604.1 MB in the beginning and 446.7 MB in the end (delta: 157.3 MB). Peak memory consumption was 157.3 MB. Max. memory is 50.3 GB. 14.80/7.09 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 14.80/7.09 - AllSpecificationsHoldResult: All specifications hold 14.80/7.09 We were not able to verify any specifiation because the program does not contain any specification. 14.80/7.09 - InvariantResult [Line: 11]: Loop Invariant 14.80/7.09 Derived loop invariant: 1 14.80/7.09 - StatisticsResult: Ultimate Automizer benchmark data 14.80/7.09 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 14.80/7.09 - StatisticsResult: Constructed decomposition of program 14.80/7.09 Your program was decomposed into 2 terminating modules (0 trivial, 0 deterministic, 2 nondeterministic) and one nonterminating remainder module.One nondeterministic module has affine ranking function 2 * x + 1 and consists of 4 locations. One nondeterministic module has affine ranking function 2 * x + 1 and consists of 4 locations. The remainder module has 5 locations. 14.80/7.09 - StatisticsResult: Timing statistics 14.80/7.09 BüchiAutomizer plugin needed 1.4s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 1.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 9 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 7 states and ocurred in iteration 1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 6 SDtfs, 14 SDslu, 0 SDs, 0 SdLazy, 38 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT2 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital13 mio100 ax100 hnf100 lsp76 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 24ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s 14.80/7.09 - TerminationAnalysisResult: Nontermination possible 14.80/7.09 Buchi Automizer proved that your program is nonterminating for some inputs 14.80/7.09 - GeometricNonTerminationArgumentResult [Line: 11]: Nontermination argument in form of an infinite program execution. 14.80/7.09 Nontermination argument in form of an infinite execution 14.80/7.09 {|ULTIMATE.start_main_#t~nondet0|=0, |ULTIMATE.start_main_#t~nondet1|=0, ULTIMATE.start_main_~x~0=0, |ULTIMATE.start_main_#res|=0} 14.80/7.09 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7293183f=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@759ecc31=0, x=0} 14.80/7.09 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7293183f=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@759ecc31=0, x=1} 14.80/7.09 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7293183f=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@759ecc31=0, x=2} 14.80/7.09 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7293183f=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@759ecc31=0, x=3} 14.80/7.09 {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7293183f=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@759ecc31=0, x=4} 14.80/7.09 - StatisticsResult: NonterminationArgumentStatistics 14.80/7.09 Unbounded Execution 1GEVs Lambdas: [0, 1, 0] Mus: [0, 0] 14.80/7.09 - NonterminatingLassoResult [Line: 11]: Nonterminating execution 14.80/7.09 Found a nonterminating execution for the following lasso shaped sequence of statements. 14.80/7.09 Stem: 14.80/7.09 [L10] int x = __VERIFIER_nondet_int(); 14.80/7.09 Loop: 14.80/7.09 [L11] COND TRUE x >= 0 14.80/7.09 [L12] COND FALSE !(__VERIFIER_nondet_int()) 14.80/7.09 [L15] x += 1 14.80/7.09 End of lasso representation. 14.80/7.09 RESULT: Ultimate proved your program to be incorrect! 14.80/7.09 !SESSION 2019-03-28 12:31:27.543 ----------------------------------------------- 14.80/7.09 eclipse.buildId=unknown 14.80/7.09 java.version=1.8.0_181 14.80/7.09 java.vendor=Oracle Corporation 14.80/7.09 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 14.80/7.09 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 14.80/7.09 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 14.80/7.09 14.80/7.09 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 12:31:33.428 14.80/7.09 !MESSAGE The workspace will exit with unsaved changes in this session. 14.80/7.09 Received shutdown request... 14.80/7.09 Ultimate: 14.80/7.09 GTK+ Version Check 14.80/7.09 EOF