13.17/6.24 YES 13.17/6.24 13.17/6.24 Ultimate: Cannot open display: 13.17/6.24 This is Ultimate 0.1.24-8dc7c08-m 13.17/6.24 [2019-03-28 22:30:46,567 INFO L170 SettingsManager]: Resetting all preferences to default values... 13.17/6.24 [2019-03-28 22:30:46,569 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 13.17/6.24 [2019-03-28 22:30:46,580 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 13.17/6.24 [2019-03-28 22:30:46,580 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 13.17/6.24 [2019-03-28 22:30:46,581 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 13.17/6.24 [2019-03-28 22:30:46,583 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 13.17/6.24 [2019-03-28 22:30:46,584 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 13.17/6.24 [2019-03-28 22:30:46,586 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 13.17/6.24 [2019-03-28 22:30:46,586 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 13.17/6.24 [2019-03-28 22:30:46,587 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 13.17/6.24 [2019-03-28 22:30:46,588 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 13.17/6.24 [2019-03-28 22:30:46,589 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 13.17/6.24 [2019-03-28 22:30:46,590 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 13.17/6.24 [2019-03-28 22:30:46,591 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 13.17/6.24 [2019-03-28 22:30:46,591 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 13.17/6.24 [2019-03-28 22:30:46,592 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 13.17/6.24 [2019-03-28 22:30:46,594 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 13.17/6.24 [2019-03-28 22:30:46,596 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 13.17/6.24 [2019-03-28 22:30:46,597 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 13.17/6.24 [2019-03-28 22:30:46,598 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 13.17/6.24 [2019-03-28 22:30:46,599 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 13.17/6.24 [2019-03-28 22:30:46,601 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 13.17/6.24 [2019-03-28 22:30:46,602 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 13.17/6.24 [2019-03-28 22:30:46,602 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 13.17/6.24 [2019-03-28 22:30:46,603 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 13.17/6.24 [2019-03-28 22:30:46,603 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 13.17/6.24 [2019-03-28 22:30:46,604 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 13.17/6.24 [2019-03-28 22:30:46,604 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 13.17/6.24 [2019-03-28 22:30:46,605 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 13.17/6.24 [2019-03-28 22:30:46,606 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 13.17/6.24 [2019-03-28 22:30:46,606 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 13.17/6.24 [2019-03-28 22:30:46,607 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 13.17/6.24 [2019-03-28 22:30:46,607 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 13.17/6.24 [2019-03-28 22:30:46,608 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 13.17/6.24 [2019-03-28 22:30:46,608 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 13.17/6.24 [2019-03-28 22:30:46,608 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 13.17/6.24 [2019-03-28 22:30:46,609 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 13.17/6.24 [2019-03-28 22:30:46,610 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 13.17/6.24 [2019-03-28 22:30:46,610 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 13.17/6.24 [2019-03-28 22:30:46,625 INFO L110 SettingsManager]: Loading preferences was successful 13.17/6.24 [2019-03-28 22:30:46,625 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 13.17/6.24 [2019-03-28 22:30:46,626 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 13.17/6.24 [2019-03-28 22:30:46,627 INFO L133 SettingsManager]: * Rewrite not-equals=true 13.17/6.24 [2019-03-28 22:30:46,627 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 13.17/6.24 [2019-03-28 22:30:46,627 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 13.17/6.24 [2019-03-28 22:30:46,627 INFO L133 SettingsManager]: * Use SBE=true 13.17/6.24 [2019-03-28 22:30:46,628 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 13.17/6.24 [2019-03-28 22:30:46,628 INFO L133 SettingsManager]: * Use old map elimination=false 13.17/6.24 [2019-03-28 22:30:46,628 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 13.17/6.24 [2019-03-28 22:30:46,628 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 13.17/6.24 [2019-03-28 22:30:46,628 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 13.17/6.24 [2019-03-28 22:30:46,628 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 13.17/6.24 [2019-03-28 22:30:46,629 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 13.17/6.24 [2019-03-28 22:30:46,629 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.17/6.24 [2019-03-28 22:30:46,629 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 13.17/6.24 [2019-03-28 22:30:46,629 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 13.17/6.24 [2019-03-28 22:30:46,629 INFO L133 SettingsManager]: * Check division by zero=IGNORE 13.17/6.24 [2019-03-28 22:30:46,630 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 13.17/6.24 [2019-03-28 22:30:46,630 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 13.17/6.24 [2019-03-28 22:30:46,630 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 13.17/6.24 [2019-03-28 22:30:46,630 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 13.17/6.24 [2019-03-28 22:30:46,630 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 13.17/6.24 [2019-03-28 22:30:46,631 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 13.17/6.24 [2019-03-28 22:30:46,631 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.17/6.24 [2019-03-28 22:30:46,631 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 13.17/6.24 [2019-03-28 22:30:46,631 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 13.17/6.24 [2019-03-28 22:30:46,631 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 13.17/6.24 [2019-03-28 22:30:46,632 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 13.17/6.24 [2019-03-28 22:30:46,657 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 13.17/6.24 [2019-03-28 22:30:46,670 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 13.17/6.24 [2019-03-28 22:30:46,673 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 13.17/6.24 [2019-03-28 22:30:46,675 INFO L271 PluginConnector]: Initializing CDTParser... 13.17/6.24 [2019-03-28 22:30:46,675 INFO L276 PluginConnector]: CDTParser initialized 13.17/6.24 [2019-03-28 22:30:46,676 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 13.17/6.24 [2019-03-28 22:30:46,733 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/de11eb1e9dc34250a6795a937bc005c6/FLAG8a4abf404 13.17/6.24 [2019-03-28 22:30:47,070 INFO L307 CDTParser]: Found 1 translation units. 13.17/6.24 [2019-03-28 22:30:47,071 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 13.17/6.24 [2019-03-28 22:30:47,077 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/de11eb1e9dc34250a6795a937bc005c6/FLAG8a4abf404 13.17/6.24 [2019-03-28 22:30:47,477 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/de11eb1e9dc34250a6795a937bc005c6 13.17/6.24 [2019-03-28 22:30:47,489 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 13.17/6.24 [2019-03-28 22:30:47,491 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 13.17/6.24 [2019-03-28 22:30:47,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 13.17/6.24 [2019-03-28 22:30:47,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 13.17/6.24 [2019-03-28 22:30:47,496 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 13.17/6.24 [2019-03-28 22:30:47,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:30:47" (1/1) ... 13.17/6.24 [2019-03-28 22:30:47,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b8cb0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:30:47, skipping insertion in model container 13.17/6.24 [2019-03-28 22:30:47,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.03 10:30:47" (1/1) ... 13.17/6.24 [2019-03-28 22:30:47,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 13.17/6.24 [2019-03-28 22:30:47,526 INFO L176 MainTranslator]: Built tables and reachable declarations 13.17/6.24 [2019-03-28 22:30:47,681 INFO L206 PostProcessor]: Analyzing one entry point: main 13.17/6.24 [2019-03-28 22:30:47,686 INFO L191 MainTranslator]: Completed pre-run 13.17/6.24 [2019-03-28 22:30:47,702 INFO L206 PostProcessor]: Analyzing one entry point: main 13.17/6.24 [2019-03-28 22:30:47,717 INFO L195 MainTranslator]: Completed translation 13.17/6.24 [2019-03-28 22:30:47,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:30:47 WrapperNode 13.17/6.24 [2019-03-28 22:30:47,718 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 13.17/6.24 [2019-03-28 22:30:47,719 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 13.17/6.24 [2019-03-28 22:30:47,719 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 13.17/6.24 [2019-03-28 22:30:47,719 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 13.17/6.24 [2019-03-28 22:30:47,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:30:47" (1/1) ... 13.17/6.24 [2019-03-28 22:30:47,805 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:30:47" (1/1) ... 13.17/6.24 [2019-03-28 22:30:47,827 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 13.17/6.24 [2019-03-28 22:30:47,828 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 13.17/6.24 [2019-03-28 22:30:47,828 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 13.17/6.24 [2019-03-28 22:30:47,828 INFO L276 PluginConnector]: Boogie Preprocessor initialized 13.17/6.24 [2019-03-28 22:30:47,838 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:30:47" (1/1) ... 13.17/6.24 [2019-03-28 22:30:47,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:30:47" (1/1) ... 13.17/6.24 [2019-03-28 22:30:47,839 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:30:47" (1/1) ... 13.17/6.24 [2019-03-28 22:30:47,839 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:30:47" (1/1) ... 13.17/6.24 [2019-03-28 22:30:47,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:30:47" (1/1) ... 13.17/6.24 [2019-03-28 22:30:47,846 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:30:47" (1/1) ... 13.17/6.24 [2019-03-28 22:30:47,847 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:30:47" (1/1) ... 13.17/6.24 [2019-03-28 22:30:47,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 13.17/6.24 [2019-03-28 22:30:47,848 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 13.17/6.24 [2019-03-28 22:30:47,848 INFO L271 PluginConnector]: Initializing RCFGBuilder... 13.17/6.24 [2019-03-28 22:30:47,849 INFO L276 PluginConnector]: RCFGBuilder initialized 13.17/6.24 [2019-03-28 22:30:47,850 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:30:47" (1/1) ... 13.17/6.24 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.17/6.24 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 13.17/6.24 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 13.17/6.24 [2019-03-28 22:30:47,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 13.17/6.24 [2019-03-28 22:30:47,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 13.17/6.24 [2019-03-28 22:30:48,047 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 13.17/6.24 [2019-03-28 22:30:48,048 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 13.17/6.24 [2019-03-28 22:30:48,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:30:48 BoogieIcfgContainer 13.17/6.24 [2019-03-28 22:30:48,049 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 13.17/6.24 [2019-03-28 22:30:48,050 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 13.17/6.24 [2019-03-28 22:30:48,050 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 13.17/6.24 [2019-03-28 22:30:48,052 INFO L276 PluginConnector]: BlockEncodingV2 initialized 13.17/6.24 [2019-03-28 22:30:48,053 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:30:48" (1/1) ... 13.17/6.24 [2019-03-28 22:30:48,068 INFO L313 BlockEncoder]: Initial Icfg 7 locations, 9 edges 13.17/6.24 [2019-03-28 22:30:48,070 INFO L258 BlockEncoder]: Using Remove infeasible edges 13.17/6.24 [2019-03-28 22:30:48,071 INFO L263 BlockEncoder]: Using Maximize final states 13.17/6.24 [2019-03-28 22:30:48,071 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 13.17/6.24 [2019-03-28 22:30:48,072 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 13.17/6.24 [2019-03-28 22:30:48,073 INFO L296 BlockEncoder]: Using Remove sink states 13.17/6.24 [2019-03-28 22:30:48,074 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 13.17/6.24 [2019-03-28 22:30:48,076 INFO L179 BlockEncoder]: Using Rewrite not-equals 13.17/6.24 [2019-03-28 22:30:48,090 INFO L185 BlockEncoder]: Using Use SBE 13.17/6.24 [2019-03-28 22:30:48,106 INFO L200 BlockEncoder]: SBE split 1 edges 13.17/6.24 [2019-03-28 22:30:48,111 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility 13.17/6.24 [2019-03-28 22:30:48,112 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.17/6.24 [2019-03-28 22:30:48,125 INFO L100 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding 13.17/6.24 [2019-03-28 22:30:48,127 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states 13.17/6.24 [2019-03-28 22:30:48,128 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 13.17/6.24 [2019-03-28 22:30:48,128 INFO L71 MaximizeFinalStates]: 0 new accepting states 13.17/6.24 [2019-03-28 22:30:48,128 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 13.17/6.24 [2019-03-28 22:30:48,129 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 13.17/6.24 [2019-03-28 22:30:48,129 INFO L313 BlockEncoder]: Encoded RCFG 3 locations, 5 edges 13.17/6.24 [2019-03-28 22:30:48,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:30:48 BasicIcfg 13.17/6.24 [2019-03-28 22:30:48,130 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 13.17/6.24 [2019-03-28 22:30:48,131 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 13.17/6.24 [2019-03-28 22:30:48,131 INFO L271 PluginConnector]: Initializing TraceAbstraction... 13.17/6.24 [2019-03-28 22:30:48,134 INFO L276 PluginConnector]: TraceAbstraction initialized 13.17/6.24 [2019-03-28 22:30:48,134 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.03 10:30:47" (1/4) ... 13.17/6.24 [2019-03-28 22:30:48,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@366bcf03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:30:48, skipping insertion in model container 13.17/6.24 [2019-03-28 22:30:48,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:30:47" (2/4) ... 13.17/6.24 [2019-03-28 22:30:48,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@366bcf03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.03 10:30:48, skipping insertion in model container 13.17/6.24 [2019-03-28 22:30:48,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:30:48" (3/4) ... 13.17/6.24 [2019-03-28 22:30:48,137 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@366bcf03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:30:48, skipping insertion in model container 13.17/6.24 [2019-03-28 22:30:48,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:30:48" (4/4) ... 13.17/6.24 [2019-03-28 22:30:48,138 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.17/6.24 [2019-03-28 22:30:48,148 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 13.17/6.24 [2019-03-28 22:30:48,156 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 13.17/6.24 [2019-03-28 22:30:48,173 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 13.17/6.24 [2019-03-28 22:30:48,202 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.17/6.24 [2019-03-28 22:30:48,203 INFO L382 AbstractCegarLoop]: Interprodecural is true 13.17/6.24 [2019-03-28 22:30:48,203 INFO L383 AbstractCegarLoop]: Hoare is true 13.17/6.24 [2019-03-28 22:30:48,203 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 13.17/6.24 [2019-03-28 22:30:48,203 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 13.17/6.24 [2019-03-28 22:30:48,204 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.17/6.24 [2019-03-28 22:30:48,204 INFO L387 AbstractCegarLoop]: Difference is false 13.17/6.24 [2019-03-28 22:30:48,204 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 13.17/6.24 [2019-03-28 22:30:48,204 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 13.17/6.24 [2019-03-28 22:30:48,218 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states. 13.17/6.24 [2019-03-28 22:30:48,224 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 13.17/6.24 [2019-03-28 22:30:48,227 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 3 states. 13.17/6.24 [2019-03-28 22:30:48,276 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 13.17/6.24 [2019-03-28 22:30:48,277 INFO L448 ceAbstractionStarter]: For program point L21(lines 21 25) no Hoare annotation was computed. 13.17/6.24 [2019-03-28 22:30:48,277 INFO L451 ceAbstractionStarter]: At program point L21-2(lines 20 26) the Hoare annotation is: true 13.17/6.24 [2019-03-28 22:30:48,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:30:48 BasicIcfg 13.17/6.24 [2019-03-28 22:30:48,285 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 13.17/6.24 [2019-03-28 22:30:48,286 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 13.17/6.24 [2019-03-28 22:30:48,286 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 13.17/6.24 [2019-03-28 22:30:48,289 INFO L276 PluginConnector]: BuchiAutomizer initialized 13.17/6.24 [2019-03-28 22:30:48,290 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.17/6.24 [2019-03-28 22:30:48,290 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.03 10:30:47" (1/5) ... 13.17/6.24 [2019-03-28 22:30:48,291 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@37bfa885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:30:48, skipping insertion in model container 13.17/6.24 [2019-03-28 22:30:48,291 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.17/6.24 [2019-03-28 22:30:48,291 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.03 10:30:47" (2/5) ... 13.17/6.24 [2019-03-28 22:30:48,292 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@37bfa885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.03 10:30:48, skipping insertion in model container 13.17/6.24 [2019-03-28 22:30:48,292 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.17/6.24 [2019-03-28 22:30:48,292 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.03 10:30:48" (3/5) ... 13.17/6.24 [2019-03-28 22:30:48,292 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@37bfa885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:30:48, skipping insertion in model container 13.17/6.24 [2019-03-28 22:30:48,293 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.17/6.24 [2019-03-28 22:30:48,293 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 28.03 10:30:48" (4/5) ... 13.17/6.24 [2019-03-28 22:30:48,293 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@37bfa885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:30:48, skipping insertion in model container 13.17/6.24 [2019-03-28 22:30:48,293 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 13.17/6.24 [2019-03-28 22:30:48,293 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.03 10:30:48" (5/5) ... 13.17/6.24 [2019-03-28 22:30:48,295 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 13.17/6.24 [2019-03-28 22:30:48,323 INFO L133 ementStrategyFactory]: Using default assertion order modulation 13.17/6.24 [2019-03-28 22:30:48,323 INFO L374 BuchiCegarLoop]: Interprodecural is true 13.17/6.24 [2019-03-28 22:30:48,324 INFO L375 BuchiCegarLoop]: Hoare is true 13.17/6.24 [2019-03-28 22:30:48,324 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 13.17/6.24 [2019-03-28 22:30:48,324 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 13.17/6.24 [2019-03-28 22:30:48,324 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 13.17/6.24 [2019-03-28 22:30:48,324 INFO L379 BuchiCegarLoop]: Difference is false 13.17/6.24 [2019-03-28 22:30:48,324 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 13.17/6.24 [2019-03-28 22:30:48,325 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 13.17/6.24 [2019-03-28 22:30:48,328 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 13.17/6.24 [2019-03-28 22:30:48,347 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 13.17/6.24 [2019-03-28 22:30:48,347 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.17/6.24 [2019-03-28 22:30:48,347 INFO L119 BuchiIsEmpty]: Starting construction of run 13.17/6.24 [2019-03-28 22:30:48,354 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.17/6.24 [2019-03-28 22:30:48,355 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 13.17/6.24 [2019-03-28 22:30:48,355 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 13.17/6.24 [2019-03-28 22:30:48,355 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3 states. 13.17/6.24 [2019-03-28 22:30:48,356 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 13.17/6.24 [2019-03-28 22:30:48,356 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 13.17/6.24 [2019-03-28 22:30:48,356 INFO L119 BuchiIsEmpty]: Starting construction of run 13.17/6.24 [2019-03-28 22:30:48,356 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 13.17/6.24 [2019-03-28 22:30:48,356 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1, 1] 13.17/6.24 [2019-03-28 22:30:48,361 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue [26] ULTIMATE.startENTRY-->L21-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_1 0) (= v_ULTIMATE.start_main_~y~0_1 100) (= v_ULTIMATE.start_main_~z~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0] 5#L21-2true 13.17/6.24 [2019-03-28 22:30:48,362 INFO L796 eck$LassoCheckResult]: Loop: 5#L21-2true [31] L21-2-->L21: Formula: (< v_ULTIMATE.start_main_~x~0_7 40) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} AuxVars[] AssignedVars[] 3#L21true [35] L21-->L21-2: Formula: (and (= v_ULTIMATE.start_main_~x~0_10 (+ v_ULTIMATE.start_main_~x~0_11 2)) (> 0 v_ULTIMATE.start_main_~z~0_7)) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_11, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_7} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_10, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_7} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 5#L21-2true 13.17/6.24 [2019-03-28 22:30:48,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.17/6.24 [2019-03-28 22:30:48,368 INFO L82 PathProgramCache]: Analyzing trace with hash 57, now seen corresponding path program 1 times 13.17/6.24 [2019-03-28 22:30:48,370 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.17/6.24 [2019-03-28 22:30:48,370 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.17/6.24 [2019-03-28 22:30:48,399 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.17/6.24 [2019-03-28 22:30:48,399 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.17/6.24 [2019-03-28 22:30:48,399 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.17/6.24 [2019-03-28 22:30:48,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.17/6.24 [2019-03-28 22:30:48,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.17/6.24 [2019-03-28 22:30:48,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.17/6.24 [2019-03-28 22:30:48,445 INFO L82 PathProgramCache]: Analyzing trace with hash 1957, now seen corresponding path program 1 times 13.17/6.24 [2019-03-28 22:30:48,445 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.17/6.24 [2019-03-28 22:30:48,445 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.17/6.24 [2019-03-28 22:30:48,447 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.17/6.24 [2019-03-28 22:30:48,447 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.17/6.24 [2019-03-28 22:30:48,447 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.17/6.24 [2019-03-28 22:30:48,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.17/6.24 [2019-03-28 22:30:48,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.17/6.24 [2019-03-28 22:30:48,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.17/6.24 [2019-03-28 22:30:48,458 INFO L82 PathProgramCache]: Analyzing trace with hash 55773, now seen corresponding path program 1 times 13.17/6.24 [2019-03-28 22:30:48,458 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 13.17/6.24 [2019-03-28 22:30:48,459 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 13.17/6.24 [2019-03-28 22:30:48,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.17/6.24 [2019-03-28 22:30:48,460 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 13.17/6.24 [2019-03-28 22:30:48,461 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 13.17/6.24 [2019-03-28 22:30:48,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.17/6.24 [2019-03-28 22:30:48,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 13.17/6.24 [2019-03-28 22:30:48,508 INFO L216 LassoAnalysis]: Preferences: 13.17/6.24 [2019-03-28 22:30:48,510 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.17/6.24 [2019-03-28 22:30:48,510 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.17/6.24 [2019-03-28 22:30:48,510 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.17/6.24 [2019-03-28 22:30:48,510 INFO L127 ssoRankerPreferences]: Use exernal solver: true 13.17/6.24 [2019-03-28 22:30:48,510 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.17/6.24 [2019-03-28 22:30:48,511 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.17/6.24 [2019-03-28 22:30:48,511 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.17/6.24 [2019-03-28 22:30:48,511 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 13.17/6.24 [2019-03-28 22:30:48,511 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.17/6.24 [2019-03-28 22:30:48,511 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.17/6.24 [2019-03-28 22:30:48,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.17/6.24 [2019-03-28 22:30:48,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.17/6.24 [2019-03-28 22:30:48,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.17/6.24 [2019-03-28 22:30:48,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.17/6.24 [2019-03-28 22:30:48,626 INFO L300 LassoAnalysis]: Preprocessing complete. 13.17/6.24 [2019-03-28 22:30:48,626 INFO L412 LassoAnalysis]: Checking for nontermination... 13.17/6.24 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.17/6.24 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.17/6.24 Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.17/6.24 [2019-03-28 22:30:48,634 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.17/6.24 [2019-03-28 22:30:48,634 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.17/6.24 [2019-03-28 22:30:48,669 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.17/6.24 [2019-03-28 22:30:48,669 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.17/6.24 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.17/6.24 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.17/6.24 Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.17/6.24 [2019-03-28 22:30:48,676 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.17/6.24 [2019-03-28 22:30:48,676 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.17/6.24 [2019-03-28 22:30:48,704 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.17/6.24 [2019-03-28 22:30:48,704 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.17/6.24 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.17/6.24 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.17/6.24 Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.17/6.24 [2019-03-28 22:30:48,709 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.17/6.24 [2019-03-28 22:30:48,709 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.17/6.24 [2019-03-28 22:30:48,736 INFO L445 LassoAnalysis]: Proved nontermination for one component. 13.17/6.24 [2019-03-28 22:30:48,737 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~z~0=-1} Honda state: {ULTIMATE.start_main_~z~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 13.17/6.24 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.17/6.24 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.17/6.24 Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.17/6.24 [2019-03-28 22:30:48,742 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true 13.17/6.24 [2019-03-28 22:30:48,742 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.17/6.24 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 13.17/6.24 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) 13.17/6.24 Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 13.17/6.24 [2019-03-28 22:30:48,775 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true 13.17/6.24 [2019-03-28 22:30:48,775 INFO L163 nArgumentSynthesizer]: Using integer mode. 13.17/6.24 [2019-03-28 22:30:48,806 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. 13.17/6.24 [2019-03-28 22:30:48,808 INFO L216 LassoAnalysis]: Preferences: 13.17/6.24 [2019-03-28 22:30:48,808 INFO L124 ssoRankerPreferences]: Compute integeral hull: false 13.17/6.24 [2019-03-28 22:30:48,809 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true 13.17/6.24 [2019-03-28 22:30:48,809 INFO L126 ssoRankerPreferences]: Term annotations enabled: false 13.17/6.24 [2019-03-28 22:30:48,809 INFO L127 ssoRankerPreferences]: Use exernal solver: false 13.17/6.24 [2019-03-28 22:30:48,809 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 13.17/6.24 [2019-03-28 22:30:48,809 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false 13.17/6.24 [2019-03-28 22:30:48,809 INFO L130 ssoRankerPreferences]: Path of dumped script: 13.17/6.24 [2019-03-28 22:30:48,809 INFO L131 ssoRankerPreferences]: Filename of dumped script: theBenchmark.c_BEv2_Iteration1_Loop 13.17/6.24 [2019-03-28 22:30:48,810 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank 13.17/6.24 [2019-03-28 22:30:48,810 INFO L282 LassoAnalysis]: Starting lasso preprocessing... 13.17/6.24 [2019-03-28 22:30:48,812 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.17/6.24 [2019-03-28 22:30:48,815 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.17/6.24 [2019-03-28 22:30:48,819 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.17/6.24 [2019-03-28 22:30:48,822 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true 13.17/6.24 [2019-03-28 22:30:48,907 INFO L300 LassoAnalysis]: Preprocessing complete. 13.17/6.24 [2019-03-28 22:30:48,913 INFO L497 LassoAnalysis]: Using template 'affine'. 13.17/6.24 [2019-03-28 22:30:48,915 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.17/6.24 Termination analysis: LINEAR_WITH_GUESSES 13.17/6.24 Number of strict supporting invariants: 0 13.17/6.24 Number of non-strict supporting invariants: 1 13.17/6.24 Consider only non-deceasing supporting invariants: true 13.17/6.24 Simplify termination arguments: true 13.17/6.24 Simplify supporting invariants: trueOverapproximate stem: false 13.17/6.24 [2019-03-28 22:30:48,917 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.17/6.24 [2019-03-28 22:30:48,917 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.17/6.24 [2019-03-28 22:30:48,917 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.17/6.24 [2019-03-28 22:30:48,917 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 13.17/6.24 [2019-03-28 22:30:48,922 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 13.17/6.24 [2019-03-28 22:30:48,922 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 13.17/6.24 [2019-03-28 22:30:48,930 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 13.17/6.24 [2019-03-28 22:30:48,930 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.17/6.24 Termination analysis: LINEAR_WITH_GUESSES 13.17/6.24 Number of strict supporting invariants: 0 13.17/6.24 Number of non-strict supporting invariants: 1 13.17/6.24 Consider only non-deceasing supporting invariants: true 13.17/6.24 Simplify termination arguments: true 13.17/6.24 Simplify supporting invariants: trueOverapproximate stem: false 13.17/6.24 [2019-03-28 22:30:48,931 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.17/6.24 [2019-03-28 22:30:48,931 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.17/6.24 [2019-03-28 22:30:48,931 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.17/6.24 [2019-03-28 22:30:48,932 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 13.17/6.24 [2019-03-28 22:30:48,934 INFO L402 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. 13.17/6.24 [2019-03-28 22:30:48,934 INFO L403 nArgumentSynthesizer]: A total of 2 supporting invariants were added. 13.17/6.24 [2019-03-28 22:30:48,943 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 13.17/6.24 [2019-03-28 22:30:48,944 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.17/6.24 Termination analysis: LINEAR_WITH_GUESSES 13.17/6.24 Number of strict supporting invariants: 0 13.17/6.24 Number of non-strict supporting invariants: 1 13.17/6.24 Consider only non-deceasing supporting invariants: true 13.17/6.24 Simplify termination arguments: true 13.17/6.24 Simplify supporting invariants: trueOverapproximate stem: false 13.17/6.24 [2019-03-28 22:30:48,945 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.17/6.24 [2019-03-28 22:30:48,945 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 13.17/6.24 [2019-03-28 22:30:48,945 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.17/6.24 [2019-03-28 22:30:48,946 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.17/6.24 [2019-03-28 22:30:48,946 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 13.17/6.24 [2019-03-28 22:30:48,946 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 13.17/6.24 [2019-03-28 22:30:48,947 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 13.17/6.24 [2019-03-28 22:30:48,948 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. 13.17/6.24 [2019-03-28 22:30:48,949 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: 13.17/6.24 Termination analysis: LINEAR_WITH_GUESSES 13.17/6.24 Number of strict supporting invariants: 0 13.17/6.24 Number of non-strict supporting invariants: 1 13.17/6.24 Consider only non-deceasing supporting invariants: true 13.17/6.24 Simplify termination arguments: true 13.17/6.24 Simplify supporting invariants: trueOverapproximate stem: false 13.17/6.24 [2019-03-28 22:30:48,949 INFO L339 nArgumentSynthesizer]: Template has degree 0. 13.17/6.24 [2019-03-28 22:30:48,949 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. 13.17/6.24 [2019-03-28 22:30:48,950 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts 13.17/6.24 [2019-03-28 22:30:48,950 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts 13.17/6.24 [2019-03-28 22:30:48,950 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. 13.17/6.24 [2019-03-28 22:30:48,951 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. 13.17/6.24 [2019-03-28 22:30:48,951 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. 13.17/6.24 [2019-03-28 22:30:48,957 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. 13.17/6.24 [2019-03-28 22:30:48,964 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. 13.17/6.24 [2019-03-28 22:30:48,964 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. 13.17/6.24 [2019-03-28 22:30:48,966 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... 13.17/6.24 [2019-03-28 22:30:48,967 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. 13.17/6.24 [2019-03-28 22:30:48,967 INFO L518 LassoAnalysis]: Proved termination. 13.17/6.24 [2019-03-28 22:30:48,967 INFO L520 LassoAnalysis]: Termination argument consisting of: 13.17/6.24 Ranking function f(ULTIMATE.start_main_~x~0) = -1*ULTIMATE.start_main_~x~0 + 40 13.17/6.24 Supporting invariants [] 13.17/6.24 [2019-03-28 22:30:48,969 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed 13.17/6.24 [2019-03-28 22:30:49,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 13.17/6.24 [2019-03-28 22:30:49,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 13.17/6.24 [2019-03-28 22:30:49,024 INFO L256 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core 13.17/6.24 [2019-03-28 22:30:49,025 INFO L279 TraceCheckSpWp]: Computing forward predicates... 13.17/6.24 [2019-03-28 22:30:49,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat 13.17/6.24 [2019-03-28 22:30:49,036 WARN L254 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 4 conjunts are in the unsatisfiable core 13.17/6.24 [2019-03-28 22:30:49,036 INFO L279 TraceCheckSpWp]: Computing forward predicates... 13.17/6.24 [2019-03-28 22:30:49,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. 13.17/6.24 [2019-03-28 22:30:49,082 INFO L98 LoopCannibalizer]: 2 predicates before loop cannibalization 2 predicates after loop cannibalization 13.17/6.24 [2019-03-28 22:30:49,087 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 13.17/6.24 [2019-03-28 22:30:49,089 INFO L69 BuchiDifferenceNCSB]: Start buchiDifferenceNCSB. First operand 3 states. Second operand 3 states. 13.17/6.24 [2019-03-28 22:30:49,143 INFO L73 BuchiDifferenceNCSB]: Finished buchiDifferenceNCSB. First operand 3 states.. Second operand 3 states. Result 5 states and 8 transitions. Complement of second has 5 states. 13.17/6.24 [2019-03-28 22:30:49,143 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 2 accepting loop states 13.17/6.24 [2019-03-28 22:30:49,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. 13.17/6.24 [2019-03-28 22:30:49,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. 13.17/6.24 [2019-03-28 22:30:49,148 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 1 letters. Loop has 2 letters. 13.17/6.24 [2019-03-28 22:30:49,149 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.17/6.24 [2019-03-28 22:30:49,149 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 3 letters. Loop has 2 letters. 13.17/6.24 [2019-03-28 22:30:49,150 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.17/6.24 [2019-03-28 22:30:49,150 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 1 letters. Loop has 4 letters. 13.17/6.24 [2019-03-28 22:30:49,150 INFO L116 BuchiAccepts]: Finished buchiAccepts. 13.17/6.24 [2019-03-28 22:30:49,156 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 5 states and 8 transitions. 13.17/6.24 [2019-03-28 22:30:49,157 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 13.17/6.24 [2019-03-28 22:30:49,160 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 5 states to 0 states and 0 transitions. 13.17/6.24 [2019-03-28 22:30:49,161 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 13.17/6.24 [2019-03-28 22:30:49,161 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 13.17/6.24 [2019-03-28 22:30:49,162 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. 13.17/6.24 [2019-03-28 22:30:49,162 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. 13.17/6.24 [2019-03-28 22:30:49,162 INFO L706 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 13.17/6.24 [2019-03-28 22:30:49,162 INFO L729 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 13.17/6.24 [2019-03-28 22:30:49,162 INFO L609 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. 13.17/6.24 [2019-03-28 22:30:49,162 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ 13.17/6.24 [2019-03-28 22:30:49,163 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. 13.17/6.24 [2019-03-28 22:30:49,163 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 13.17/6.24 [2019-03-28 22:30:49,163 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true 13.17/6.24 [2019-03-28 22:30:49,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.03 10:30:49 BasicIcfg 13.17/6.24 [2019-03-28 22:30:49,169 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 13.17/6.24 [2019-03-28 22:30:49,170 INFO L168 Benchmark]: Toolchain (without parser) took 1680.29 ms. Allocated memory was 649.6 MB in the beginning and 681.6 MB in the end (delta: 32.0 MB). Free memory was 563.9 MB in the beginning and 538.9 MB in the end (delta: 25.0 MB). Peak memory consumption was 57.0 MB. Max. memory is 50.3 GB. 13.17/6.24 [2019-03-28 22:30:49,171 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.17/6.24 [2019-03-28 22:30:49,172 INFO L168 Benchmark]: CACSL2BoogieTranslator took 226.30 ms. Allocated memory is still 649.6 MB. Free memory was 563.9 MB in the beginning and 554.4 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 50.3 GB. 13.17/6.24 [2019-03-28 22:30:49,172 INFO L168 Benchmark]: Boogie Procedure Inliner took 108.96 ms. Allocated memory was 649.6 MB in the beginning and 681.6 MB in the end (delta: 32.0 MB). Free memory was 554.4 MB in the beginning and 647.9 MB in the end (delta: -93.4 MB). Peak memory consumption was 20.2 MB. Max. memory is 50.3 GB. 13.17/6.24 [2019-03-28 22:30:49,173 INFO L168 Benchmark]: Boogie Preprocessor took 20.08 ms. Allocated memory is still 681.6 MB. Free memory was 647.9 MB in the beginning and 646.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 50.3 GB. 13.17/6.24 [2019-03-28 22:30:49,174 INFO L168 Benchmark]: RCFGBuilder took 201.18 ms. Allocated memory is still 681.6 MB. Free memory was 646.1 MB in the beginning and 633.2 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 50.3 GB. 13.17/6.24 [2019-03-28 22:30:49,174 INFO L168 Benchmark]: BlockEncodingV2 took 80.07 ms. Allocated memory is still 681.6 MB. Free memory was 633.2 MB in the beginning and 627.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 13.17/6.24 [2019-03-28 22:30:49,175 INFO L168 Benchmark]: TraceAbstraction took 154.89 ms. Allocated memory is still 681.6 MB. Free memory was 627.8 MB in the beginning and 618.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 50.3 GB. 13.17/6.24 [2019-03-28 22:30:49,176 INFO L168 Benchmark]: BuchiAutomizer took 882.93 ms. Allocated memory is still 681.6 MB. Free memory was 618.3 MB in the beginning and 538.9 MB in the end (delta: 79.4 MB). Peak memory consumption was 79.4 MB. Max. memory is 50.3 GB. 13.17/6.24 [2019-03-28 22:30:49,180 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 13.17/6.24 --- Results --- 13.17/6.24 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 13.17/6.24 - StatisticsResult: Initial Icfg 13.17/6.24 7 locations, 9 edges 13.17/6.24 - StatisticsResult: Encoded RCFG 13.17/6.24 3 locations, 5 edges 13.17/6.24 * Results from de.uni_freiburg.informatik.ultimate.core: 13.17/6.24 - StatisticsResult: Toolchain Benchmarks 13.17/6.24 Benchmark results are: 13.17/6.24 * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 585.4 MB. There was no memory consumed. Max. memory is 50.3 GB. 13.17/6.24 * CACSL2BoogieTranslator took 226.30 ms. Allocated memory is still 649.6 MB. Free memory was 563.9 MB in the beginning and 554.4 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 50.3 GB. 13.17/6.24 * Boogie Procedure Inliner took 108.96 ms. Allocated memory was 649.6 MB in the beginning and 681.6 MB in the end (delta: 32.0 MB). Free memory was 554.4 MB in the beginning and 647.9 MB in the end (delta: -93.4 MB). Peak memory consumption was 20.2 MB. Max. memory is 50.3 GB. 13.17/6.24 * Boogie Preprocessor took 20.08 ms. Allocated memory is still 681.6 MB. Free memory was 647.9 MB in the beginning and 646.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 50.3 GB. 13.17/6.24 * RCFGBuilder took 201.18 ms. Allocated memory is still 681.6 MB. Free memory was 646.1 MB in the beginning and 633.2 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 50.3 GB. 13.17/6.24 * BlockEncodingV2 took 80.07 ms. Allocated memory is still 681.6 MB. Free memory was 633.2 MB in the beginning and 627.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 50.3 GB. 13.17/6.24 * TraceAbstraction took 154.89 ms. Allocated memory is still 681.6 MB. Free memory was 627.8 MB in the beginning and 618.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 50.3 GB. 13.17/6.24 * BuchiAutomizer took 882.93 ms. Allocated memory is still 681.6 MB. Free memory was 618.3 MB in the beginning and 538.9 MB in the end (delta: 79.4 MB). Peak memory consumption was 79.4 MB. Max. memory is 50.3 GB. 13.17/6.24 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 13.17/6.24 - AllSpecificationsHoldResult: All specifications hold 13.17/6.24 We were not able to verify any specifiation because the program does not contain any specification. 13.17/6.24 - InvariantResult [Line: 20]: Loop Invariant 13.17/6.24 Derived loop invariant: 1 13.17/6.24 - StatisticsResult: Ultimate Automizer benchmark data 13.17/6.24 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 13.17/6.24 - StatisticsResult: Constructed decomposition of program 13.17/6.24 Your program was decomposed into 1 terminating modules (0 trivial, 0 deterministic, 1 nondeterministic). One nondeterministic module has affine ranking function -1 * x + 40 and consists of 4 locations. 13.17/6.24 - StatisticsResult: Timing statistics 13.17/6.24 BüchiAutomizer plugin needed 0.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 3 SDtfs, 8 SDslu, 0 SDs, 0 SdLazy, 10 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital13 mio100 ax192 hnf100 lsp40 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 15ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s 13.17/6.24 - TerminationAnalysisResult: Termination proven 13.17/6.24 Buchi Automizer proved that your program is terminating 13.17/6.24 RESULT: Ultimate proved your program to be correct! 13.17/6.24 !SESSION 2019-03-28 22:30:44.190 ----------------------------------------------- 13.17/6.24 eclipse.buildId=unknown 13.17/6.24 java.version=1.8.0_181 13.17/6.24 java.vendor=Oracle Corporation 13.17/6.24 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 13.17/6.24 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 13.17/6.24 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 13.17/6.24 13.17/6.24 !ENTRY org.eclipse.core.resources 2 10035 2019-03-28 22:30:49.412 13.17/6.24 !MESSAGE The workspace will exit with unsaved changes in this session. 13.17/6.24 Received shutdown request... 13.17/6.24 Ultimate: 13.17/6.24 GTK+ Version Check 13.17/6.24 EOF