10.74/6.13 NO 10.74/6.13 10.74/6.13 Ultimate: Cannot open display: 10.74/6.13 This is Ultimate 0.1.24-8dc7c08-m 10.74/6.13 [2019-03-29 02:00:31,641 INFO L170 SettingsManager]: Resetting all preferences to default values... 10.74/6.13 [2019-03-29 02:00:31,643 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values 10.74/6.13 [2019-03-29 02:00:31,654 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 10.74/6.13 [2019-03-29 02:00:31,654 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values 10.74/6.13 [2019-03-29 02:00:31,655 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values 10.74/6.13 [2019-03-29 02:00:31,656 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values 10.74/6.13 [2019-03-29 02:00:31,658 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values 10.74/6.13 [2019-03-29 02:00:31,659 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values 10.74/6.13 [2019-03-29 02:00:31,660 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values 10.74/6.13 [2019-03-29 02:00:31,661 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 10.74/6.13 [2019-03-29 02:00:31,661 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values 10.74/6.13 [2019-03-29 02:00:31,662 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values 10.74/6.13 [2019-03-29 02:00:31,663 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values 10.74/6.13 [2019-03-29 02:00:31,664 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values 10.74/6.13 [2019-03-29 02:00:31,665 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values 10.74/6.13 [2019-03-29 02:00:31,665 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values 10.74/6.13 [2019-03-29 02:00:31,667 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values 10.74/6.13 [2019-03-29 02:00:31,669 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values 10.74/6.13 [2019-03-29 02:00:31,670 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values 10.74/6.13 [2019-03-29 02:00:31,671 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values 10.74/6.13 [2019-03-29 02:00:31,672 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values 10.74/6.13 [2019-03-29 02:00:31,675 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 10.74/6.13 [2019-03-29 02:00:31,675 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... 10.74/6.13 [2019-03-29 02:00:31,675 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values 10.74/6.13 [2019-03-29 02:00:31,676 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values 10.74/6.13 [2019-03-29 02:00:31,676 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values 10.74/6.13 [2019-03-29 02:00:31,677 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... 10.74/6.13 [2019-03-29 02:00:31,677 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values 10.74/6.13 [2019-03-29 02:00:31,678 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values 10.74/6.13 [2019-03-29 02:00:31,679 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values 10.74/6.13 [2019-03-29 02:00:31,679 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values 10.74/6.13 [2019-03-29 02:00:31,680 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... 10.74/6.13 [2019-03-29 02:00:31,681 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values 10.74/6.13 [2019-03-29 02:00:31,681 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 10.74/6.13 [2019-03-29 02:00:31,682 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... 10.74/6.13 [2019-03-29 02:00:31,682 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values 10.74/6.13 [2019-03-29 02:00:31,683 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values 10.74/6.13 [2019-03-29 02:00:31,683 INFO L181 SettingsManager]: Finished resetting all preferences to default values... 10.74/6.13 [2019-03-29 02:00:31,684 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf 10.74/6.13 [2019-03-29 02:00:31,698 INFO L110 SettingsManager]: Loading preferences was successful 10.74/6.13 [2019-03-29 02:00:31,698 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: 10.74/6.13 [2019-03-29 02:00:31,699 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: 10.74/6.13 [2019-03-29 02:00:31,699 INFO L133 SettingsManager]: * Rewrite not-equals=true 10.74/6.13 [2019-03-29 02:00:31,700 INFO L133 SettingsManager]: * Create parallel compositions if possible=false 10.74/6.13 [2019-03-29 02:00:31,700 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE 10.74/6.13 [2019-03-29 02:00:31,700 INFO L133 SettingsManager]: * Use SBE=true 10.74/6.13 [2019-03-29 02:00:31,700 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: 10.74/6.13 [2019-03-29 02:00:31,700 INFO L133 SettingsManager]: * Use old map elimination=false 10.74/6.13 [2019-03-29 02:00:31,701 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false 10.74/6.13 [2019-03-29 02:00:31,701 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION 10.74/6.13 [2019-03-29 02:00:31,701 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true 10.74/6.13 [2019-03-29 02:00:31,701 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES 10.74/6.13 [2019-03-29 02:00:31,701 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true 10.74/6.13 [2019-03-29 02:00:31,701 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 10.74/6.13 [2019-03-29 02:00:31,702 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: 10.74/6.13 [2019-03-29 02:00:31,702 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false 10.74/6.13 [2019-03-29 02:00:31,702 INFO L133 SettingsManager]: * Check division by zero=IGNORE 10.74/6.13 [2019-03-29 02:00:31,702 INFO L133 SettingsManager]: * Check if freed pointer was valid=false 10.74/6.13 [2019-03-29 02:00:31,702 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false 10.74/6.13 [2019-03-29 02:00:31,702 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE 10.74/6.13 [2019-03-29 02:00:31,703 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: 10.74/6.13 [2019-03-29 02:00:31,703 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements 10.74/6.13 [2019-03-29 02:00:31,703 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump 10.74/6.13 [2019-03-29 02:00:31,703 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 10.74/6.13 [2019-03-29 02:00:31,703 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: 10.74/6.13 [2019-03-29 02:00:31,703 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles 10.74/6.13 [2019-03-29 02:00:31,704 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL 10.74/6.13 [2019-03-29 02:00:31,704 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 10.74/6.13 [2019-03-29 02:00:31,729 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp 10.74/6.13 [2019-03-29 02:00:31,742 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized 10.74/6.13 [2019-03-29 02:00:31,745 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. 10.74/6.13 [2019-03-29 02:00:31,747 INFO L271 PluginConnector]: Initializing CDTParser... 10.74/6.13 [2019-03-29 02:00:31,747 INFO L276 PluginConnector]: CDTParser initialized 10.74/6.13 [2019-03-29 02:00:31,748 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c 10.74/6.13 [2019-03-29 02:00:31,806 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/45ad51cd1a9c4933b04bee53a887cc79/FLAGf76d99d78 10.74/6.13 !SESSION 2019-03-29 02:00:28.770 ----------------------------------------------- 10.74/6.13 eclipse.buildId=unknown 10.74/6.13 java.version=1.8.0_181 10.74/6.13 java.vendor=Oracle Corporation 10.74/6.13 BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US 10.74/6.13 Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox/benchmark/theBenchmark.c 10.74/6.13 Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c 10.74/6.13 10.74/6.13 !ENTRY org.eclipse.cdt.core 1 0 2019-03-29 02:00:32.076 10.74/6.13 !MESSAGE Indexed 'FLAGf76d99d78' (0 sources, 0 headers) in 0.006 sec: 0 declarations; 0 references; 0 unresolved inclusions; 0 syntax errors; 0 unresolved names (0%) 10.74/6.13 [2019-03-29 02:00:32,150 INFO L307 CDTParser]: Found 1 translation units. 10.74/6.13 [2019-03-29 02:00:32,150 INFO L161 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c 10.74/6.13 [2019-03-29 02:00:32,157 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/45ad51cd1a9c4933b04bee53a887cc79/FLAGf76d99d78 10.74/6.13 [2019-03-29 02:00:32,626 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/45ad51cd1a9c4933b04bee53a887cc79 10.74/6.13 [2019-03-29 02:00:32,638 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### 10.74/6.13 [2019-03-29 02:00:32,639 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. 10.74/6.13 [2019-03-29 02:00:32,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- 10.74/6.13 [2019-03-29 02:00:32,640 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... 10.74/6.13 [2019-03-29 02:00:32,644 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized 10.74/6.13 [2019-03-29 02:00:32,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 02:00:32" (1/1) ... 10.74/6.13 [2019-03-29 02:00:32,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69c11d42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:00:32, skipping insertion in model container 10.74/6.13 [2019-03-29 02:00:32,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 02:00:32" (1/1) ... 10.74/6.13 [2019-03-29 02:00:32,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode 10.74/6.13 [2019-03-29 02:00:32,674 INFO L176 MainTranslator]: Built tables and reachable declarations 10.74/6.13 [2019-03-29 02:00:32,829 INFO L206 PostProcessor]: Analyzing one entry point: main 10.74/6.13 [2019-03-29 02:00:32,834 INFO L191 MainTranslator]: Completed pre-run 10.74/6.13 [2019-03-29 02:00:32,849 INFO L206 PostProcessor]: Analyzing one entry point: main 10.74/6.13 [2019-03-29 02:00:32,917 INFO L195 MainTranslator]: Completed translation 10.74/6.13 [2019-03-29 02:00:32,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:00:32 WrapperNode 10.74/6.13 [2019-03-29 02:00:32,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- 10.74/6.13 [2019-03-29 02:00:32,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- 10.74/6.13 [2019-03-29 02:00:32,919 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... 10.74/6.13 [2019-03-29 02:00:32,919 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized 10.74/6.13 [2019-03-29 02:00:32,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:00:32" (1/1) ... 10.74/6.13 [2019-03-29 02:00:32,934 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:00:32" (1/1) ... 10.74/6.13 [2019-03-29 02:00:32,952 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- 10.74/6.13 [2019-03-29 02:00:32,953 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- 10.74/6.13 [2019-03-29 02:00:32,953 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... 10.74/6.13 [2019-03-29 02:00:32,953 INFO L276 PluginConnector]: Boogie Preprocessor initialized 10.74/6.13 [2019-03-29 02:00:32,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:00:32" (1/1) ... 10.74/6.13 [2019-03-29 02:00:32,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:00:32" (1/1) ... 10.74/6.13 [2019-03-29 02:00:32,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:00:32" (1/1) ... 10.74/6.13 [2019-03-29 02:00:32,965 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:00:32" (1/1) ... 10.74/6.13 [2019-03-29 02:00:32,966 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:00:32" (1/1) ... 10.74/6.13 [2019-03-29 02:00:32,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:00:32" (1/1) ... 10.74/6.13 [2019-03-29 02:00:32,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:00:32" (1/1) ... 10.74/6.13 [2019-03-29 02:00:32,973 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- 10.74/6.13 [2019-03-29 02:00:32,973 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- 10.74/6.13 [2019-03-29 02:00:32,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... 10.74/6.13 [2019-03-29 02:00:32,974 INFO L276 PluginConnector]: RCFGBuilder initialized 10.74/6.13 [2019-03-29 02:00:32,975 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:00:32" (1/1) ... 10.74/6.13 No working directory specified, using /export/starexec/sandbox/solver/bin/z3 10.74/6.13 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) 10.74/6.13 Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 10.74/6.13 [2019-03-29 02:00:33,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start 10.74/6.13 [2019-03-29 02:00:33,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start 10.74/6.13 [2019-03-29 02:00:33,145 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) 10.74/6.13 [2019-03-29 02:00:33,145 INFO L286 CfgBuilder]: Removed 5 assue(true) statements. 10.74/6.13 [2019-03-29 02:00:33,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:00:33 BoogieIcfgContainer 10.74/6.13 [2019-03-29 02:00:33,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- 10.74/6.13 [2019-03-29 02:00:33,147 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- 10.74/6.13 [2019-03-29 02:00:33,148 INFO L271 PluginConnector]: Initializing BlockEncodingV2... 10.74/6.13 [2019-03-29 02:00:33,150 INFO L276 PluginConnector]: BlockEncodingV2 initialized 10.74/6.13 [2019-03-29 02:00:33,150 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:00:33" (1/1) ... 10.74/6.13 [2019-03-29 02:00:33,164 INFO L313 BlockEncoder]: Initial Icfg 6 locations, 7 edges 10.74/6.13 [2019-03-29 02:00:33,166 INFO L258 BlockEncoder]: Using Remove infeasible edges 10.74/6.13 [2019-03-29 02:00:33,167 INFO L263 BlockEncoder]: Using Maximize final states 10.74/6.13 [2019-03-29 02:00:33,168 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false 10.74/6.13 [2019-03-29 02:00:33,168 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE 10.74/6.13 [2019-03-29 02:00:33,170 INFO L296 BlockEncoder]: Using Remove sink states 10.74/6.13 [2019-03-29 02:00:33,171 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true 10.74/6.13 [2019-03-29 02:00:33,171 INFO L179 BlockEncoder]: Using Rewrite not-equals 10.74/6.13 [2019-03-29 02:00:33,187 INFO L185 BlockEncoder]: Using Use SBE 10.74/6.13 [2019-03-29 02:00:33,198 INFO L200 BlockEncoder]: SBE split 1 edges 10.74/6.13 [2019-03-29 02:00:33,203 INFO L70 emoveInfeasibleEdges]: Removed 5 edges and 4 locations because of local infeasibility 10.74/6.13 [2019-03-29 02:00:33,205 INFO L71 MaximizeFinalStates]: 0 new accepting states 10.74/6.13 [2019-03-29 02:00:33,206 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 10.74/6.13 [2019-03-29 02:00:33,208 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 10.74/6.13 [2019-03-29 02:00:33,209 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility 10.74/6.13 [2019-03-29 02:00:33,210 INFO L71 MaximizeFinalStates]: 0 new accepting states 10.74/6.13 [2019-03-29 02:00:33,210 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding 10.74/6.13 [2019-03-29 02:00:33,210 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states 10.74/6.13 [2019-03-29 02:00:33,210 INFO L313 BlockEncoder]: Encoded RCFG 2 locations, 3 edges 10.74/6.13 [2019-03-29 02:00:33,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:00:33 BasicIcfg 10.74/6.13 [2019-03-29 02:00:33,211 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- 10.74/6.13 [2019-03-29 02:00:33,212 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- 10.74/6.13 [2019-03-29 02:00:33,212 INFO L271 PluginConnector]: Initializing TraceAbstraction... 10.74/6.13 [2019-03-29 02:00:33,215 INFO L276 PluginConnector]: TraceAbstraction initialized 10.74/6.13 [2019-03-29 02:00:33,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.03 02:00:32" (1/4) ... 10.74/6.13 [2019-03-29 02:00:33,216 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27820d6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 02:00:33, skipping insertion in model container 10.74/6.13 [2019-03-29 02:00:33,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:00:32" (2/4) ... 10.74/6.13 [2019-03-29 02:00:33,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27820d6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.03 02:00:33, skipping insertion in model container 10.74/6.13 [2019-03-29 02:00:33,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:00:33" (3/4) ... 10.74/6.13 [2019-03-29 02:00:33,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27820d6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:00:33, skipping insertion in model container 10.74/6.13 [2019-03-29 02:00:33,218 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:00:33" (4/4) ... 10.74/6.13 [2019-03-29 02:00:33,219 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 10.74/6.13 [2019-03-29 02:00:33,229 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION 10.74/6.13 [2019-03-29 02:00:33,236 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. 10.74/6.13 [2019-03-29 02:00:33,253 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. 10.74/6.13 [2019-03-29 02:00:33,282 INFO L133 ementStrategyFactory]: Using default assertion order modulation 10.74/6.13 [2019-03-29 02:00:33,283 INFO L382 AbstractCegarLoop]: Interprodecural is true 10.74/6.13 [2019-03-29 02:00:33,283 INFO L383 AbstractCegarLoop]: Hoare is true 10.74/6.13 [2019-03-29 02:00:33,283 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates 10.74/6.13 [2019-03-29 02:00:33,284 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE 10.74/6.13 [2019-03-29 02:00:33,284 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION 10.74/6.13 [2019-03-29 02:00:33,284 INFO L387 AbstractCegarLoop]: Difference is false 10.74/6.13 [2019-03-29 02:00:33,284 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA 10.74/6.13 [2019-03-29 02:00:33,284 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== 10.74/6.13 [2019-03-29 02:00:33,298 INFO L276 IsEmpty]: Start isEmpty. Operand 2 states. 10.74/6.13 [2019-03-29 02:00:33,304 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. 10.74/6.13 [2019-03-29 02:00:33,306 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 2 states. 10.74/6.13 [2019-03-29 02:00:33,359 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. 10.74/6.13 [2019-03-29 02:00:33,360 INFO L451 ceAbstractionStarter]: At program point L9-2(line 9) the Hoare annotation is: true 10.74/6.13 [2019-03-29 02:00:33,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:00:33 BasicIcfg 10.74/6.13 [2019-03-29 02:00:33,367 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- 10.74/6.13 [2019-03-29 02:00:33,368 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- 10.74/6.13 [2019-03-29 02:00:33,368 INFO L271 PluginConnector]: Initializing BuchiAutomizer... 10.74/6.13 [2019-03-29 02:00:33,371 INFO L276 PluginConnector]: BuchiAutomizer initialized 10.74/6.13 [2019-03-29 02:00:33,372 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 10.74/6.13 [2019-03-29 02:00:33,372 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.03 02:00:32" (1/5) ... 10.74/6.13 [2019-03-29 02:00:33,373 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@624e4b0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 02:00:33, skipping insertion in model container 10.74/6.13 [2019-03-29 02:00:33,373 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 10.74/6.13 [2019-03-29 02:00:33,373 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 02:00:32" (2/5) ... 10.74/6.13 [2019-03-29 02:00:33,374 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@624e4b0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.03 02:00:33, skipping insertion in model container 10.74/6.13 [2019-03-29 02:00:33,374 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 10.74/6.13 [2019-03-29 02:00:33,374 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 02:00:33" (3/5) ... 10.74/6.13 [2019-03-29 02:00:33,374 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@624e4b0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:00:33, skipping insertion in model container 10.74/6.13 [2019-03-29 02:00:33,374 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 10.74/6.13 [2019-03-29 02:00:33,375 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 29.03 02:00:33" (4/5) ... 10.74/6.13 [2019-03-29 02:00:33,375 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@624e4b0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:00:33, skipping insertion in model container 10.74/6.13 [2019-03-29 02:00:33,375 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis 10.74/6.13 [2019-03-29 02:00:33,375 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.03 02:00:33" (5/5) ... 10.74/6.13 [2019-03-29 02:00:33,378 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 10.74/6.13 [2019-03-29 02:00:33,406 INFO L133 ementStrategyFactory]: Using default assertion order modulation 10.74/6.13 [2019-03-29 02:00:33,406 INFO L374 BuchiCegarLoop]: Interprodecural is true 10.74/6.13 [2019-03-29 02:00:33,407 INFO L375 BuchiCegarLoop]: Hoare is true 10.74/6.13 [2019-03-29 02:00:33,407 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates 10.74/6.13 [2019-03-29 02:00:33,407 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE 10.74/6.13 [2019-03-29 02:00:33,407 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION 10.74/6.13 [2019-03-29 02:00:33,407 INFO L379 BuchiCegarLoop]: Difference is false 10.74/6.13 [2019-03-29 02:00:33,407 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA 10.74/6.13 [2019-03-29 02:00:33,408 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== 10.74/6.13 [2019-03-29 02:00:33,411 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 10.74/6.13 [2019-03-29 02:00:33,427 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 10.74/6.13 [2019-03-29 02:00:33,428 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 10.74/6.13 [2019-03-29 02:00:33,428 INFO L119 BuchiIsEmpty]: Starting construction of run 10.74/6.13 [2019-03-29 02:00:33,433 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 10.74/6.13 [2019-03-29 02:00:33,433 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 10.74/6.13 [2019-03-29 02:00:33,433 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ 10.74/6.13 [2019-03-29 02:00:33,434 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2 states. 10.74/6.13 [2019-03-29 02:00:33,434 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 10.74/6.13 [2019-03-29 02:00:33,434 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false 10.74/6.13 [2019-03-29 02:00:33,434 INFO L119 BuchiIsEmpty]: Starting construction of run 10.74/6.13 [2019-03-29 02:00:33,435 INFO L867 BuchiCegarLoop]: Counterexample stem histogram [1] 10.74/6.13 [2019-03-29 02:00:33,435 INFO L868 BuchiCegarLoop]: Counterexample loop histogram [1] 10.74/6.13 [2019-03-29 02:00:33,440 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue [18] ULTIMATE.startENTRY-->L9-2: Formula: (= v_ULTIMATE.start_main_~i~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_~i~0=v_ULTIMATE.start_main_~i~0_1, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_2|} AuxVars[|v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#res, ULTIMATE.start_main_~i~0] 4#L9-2true 10.74/6.13 [2019-03-29 02:00:33,440 INFO L796 eck$LassoCheckResult]: Loop: 4#L9-2true [26] L9-2-->L9-2: Formula: (< 0 v_rep~unnamed0~0~true_1) InVars {v_rep~unnamed0~0~true_1=v_rep~unnamed0~0~true_1} OutVars{v_rep~unnamed0~0~true_1=v_rep~unnamed0~0~true_1} AuxVars[] AssignedVars[] 4#L9-2true 10.74/6.13 [2019-03-29 02:00:33,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 10.74/6.13 [2019-03-29 02:00:33,446 INFO L82 PathProgramCache]: Analyzing trace with hash 49, now seen corresponding path program 1 times 10.74/6.13 [2019-03-29 02:00:33,448 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 10.74/6.13 [2019-03-29 02:00:33,449 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 10.74/6.13 [2019-03-29 02:00:33,477 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 10.74/6.13 [2019-03-29 02:00:33,477 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 10.74/6.13 [2019-03-29 02:00:33,477 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 10.74/6.13 [2019-03-29 02:00:33,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 10.74/6.13 [2019-03-29 02:00:33,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 10.74/6.13 [2019-03-29 02:00:33,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 10.74/6.13 [2019-03-29 02:00:33,520 INFO L82 PathProgramCache]: Analyzing trace with hash 57, now seen corresponding path program 1 times 10.74/6.13 [2019-03-29 02:00:33,520 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 10.74/6.13 [2019-03-29 02:00:33,520 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 10.74/6.13 [2019-03-29 02:00:33,522 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 10.74/6.13 [2019-03-29 02:00:33,522 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 10.74/6.13 [2019-03-29 02:00:33,522 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 10.74/6.13 [2019-03-29 02:00:33,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 10.74/6.13 [2019-03-29 02:00:33,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 10.74/6.13 [2019-03-29 02:00:33,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier 10.74/6.13 [2019-03-29 02:00:33,528 INFO L82 PathProgramCache]: Analyzing trace with hash 1545, now seen corresponding path program 1 times 10.74/6.13 [2019-03-29 02:00:33,528 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS 10.74/6.13 [2019-03-29 02:00:33,528 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy 10.74/6.13 [2019-03-29 02:00:33,530 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 10.74/6.13 [2019-03-29 02:00:33,530 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 10.74/6.13 [2019-03-29 02:00:33,530 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY 10.74/6.13 [2019-03-29 02:00:33,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 10.74/6.13 [2019-03-29 02:00:33,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat 10.74/6.13 [2019-03-29 02:00:33,566 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier1,QUANTIFIED] 10.74/6.13 [2019-03-29 02:00:33,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.03 02:00:33 BasicIcfg 10.74/6.13 [2019-03-29 02:00:33,584 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- 10.74/6.13 [2019-03-29 02:00:33,585 INFO L168 Benchmark]: Toolchain (without parser) took 946.72 ms. Allocated memory was 649.6 MB in the beginning and 659.6 MB in the end (delta: 10.0 MB). Free memory was 559.5 MB in the beginning and 583.0 MB in the end (delta: -23.5 MB). There was no memory consumed. Max. memory is 50.3 GB. 10.74/6.13 [2019-03-29 02:00:33,587 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 10.74/6.13 [2019-03-29 02:00:33,588 INFO L168 Benchmark]: CACSL2BoogieTranslator took 278.26 ms. Allocated memory was 649.6 MB in the beginning and 659.6 MB in the end (delta: 10.0 MB). Free memory was 559.5 MB in the beginning and 627.1 MB in the end (delta: -67.5 MB). Peak memory consumption was 30.0 MB. Max. memory is 50.3 GB. 10.74/6.13 [2019-03-29 02:00:33,589 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.64 ms. Allocated memory is still 659.6 MB. Free memory was 627.1 MB in the beginning and 625.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 10.74/6.13 [2019-03-29 02:00:33,590 INFO L168 Benchmark]: Boogie Preprocessor took 20.33 ms. Allocated memory is still 659.6 MB. Free memory was 625.7 MB in the beginning and 622.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 10.74/6.13 [2019-03-29 02:00:33,591 INFO L168 Benchmark]: RCFGBuilder took 173.59 ms. Allocated memory is still 659.6 MB. Free memory was 622.6 MB in the beginning and 610.0 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 50.3 GB. 10.74/6.13 [2019-03-29 02:00:33,592 INFO L168 Benchmark]: BlockEncodingV2 took 63.68 ms. Allocated memory is still 659.6 MB. Free memory was 610.0 MB in the beginning and 605.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 10.74/6.13 [2019-03-29 02:00:33,593 INFO L168 Benchmark]: TraceAbstraction took 155.29 ms. Allocated memory is still 659.6 MB. Free memory was 605.9 MB in the beginning and 596.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 50.3 GB. 10.74/6.13 [2019-03-29 02:00:33,593 INFO L168 Benchmark]: BuchiAutomizer took 216.64 ms. Allocated memory is still 659.6 MB. Free memory was 596.5 MB in the beginning and 583.0 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 50.3 GB. 10.74/6.13 [2019-03-29 02:00:33,601 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### 10.74/6.13 --- Results --- 10.74/6.13 * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: 10.74/6.13 - StatisticsResult: Initial Icfg 10.74/6.13 6 locations, 7 edges 10.74/6.13 - StatisticsResult: Encoded RCFG 10.74/6.13 2 locations, 3 edges 10.74/6.13 * Results from de.uni_freiburg.informatik.ultimate.core: 10.74/6.13 - StatisticsResult: Toolchain Benchmarks 10.74/6.13 Benchmark results are: 10.74/6.13 * CDTParser took 0.16 ms. Allocated memory is still 649.6 MB. Free memory is still 580.0 MB. There was no memory consumed. Max. memory is 50.3 GB. 10.74/6.13 * CACSL2BoogieTranslator took 278.26 ms. Allocated memory was 649.6 MB in the beginning and 659.6 MB in the end (delta: 10.0 MB). Free memory was 559.5 MB in the beginning and 627.1 MB in the end (delta: -67.5 MB). Peak memory consumption was 30.0 MB. Max. memory is 50.3 GB. 10.74/6.13 * Boogie Procedure Inliner took 33.64 ms. Allocated memory is still 659.6 MB. Free memory was 627.1 MB in the beginning and 625.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. 10.74/6.13 * Boogie Preprocessor took 20.33 ms. Allocated memory is still 659.6 MB. Free memory was 625.7 MB in the beginning and 622.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 50.3 GB. 10.74/6.13 * RCFGBuilder took 173.59 ms. Allocated memory is still 659.6 MB. Free memory was 622.6 MB in the beginning and 610.0 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 50.3 GB. 10.74/6.13 * BlockEncodingV2 took 63.68 ms. Allocated memory is still 659.6 MB. Free memory was 610.0 MB in the beginning and 605.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 50.3 GB. 10.74/6.13 * TraceAbstraction took 155.29 ms. Allocated memory is still 659.6 MB. Free memory was 605.9 MB in the beginning and 596.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 50.3 GB. 10.74/6.13 * BuchiAutomizer took 216.64 ms. Allocated memory is still 659.6 MB. Free memory was 596.5 MB in the beginning and 583.0 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 50.3 GB. 10.74/6.13 * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: 10.74/6.13 - GenericResult: Unfinished Backtranslation 10.74/6.13 Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier1,QUANTIFIED] 10.74/6.13 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 10.74/6.13 - AllSpecificationsHoldResult: All specifications hold 10.74/6.13 We were not able to verify any specifiation because the program does not contain any specification. 10.74/6.13 - InvariantResult [Line: 9]: Loop Invariant 10.74/6.13 Derived loop invariant: 1 10.74/6.13 - StatisticsResult: Ultimate Automizer benchmark data 10.74/6.13 CFG has 1 procedures, 2 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available 10.74/6.13 - StatisticsResult: Constructed decomposition of program 10.74/6.13 Trivial decomposition into one nonterminating module. 10.74/6.13 - StatisticsResult: Timing statistics 10.74/6.13 BüchiAutomizer plugin needed 0.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 0.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s 10.74/6.13 - TerminationAnalysisResult: Nontermination possible 10.74/6.13 Buchi Automizer proved that your program is nonterminating for some inputs 10.74/6.13 - FixpointNonTerminationResult [Line: 9]: Nontermination argument in form of an infinite program execution. 10.74/6.13 [2019-03-29 02:00:33,616 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier2,QUANTIFIED] 10.74/6.13 [2019-03-29 02:00:33,617 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[freshIdentifier3,QUANTIFIED] 10.74/6.13 Nontermination argument in form of an infinite execution 10.74/6.13 State at position 0 is 10.74/6.13 {} 10.74/6.13 State at position 1 is 10.74/6.13 {freshIdentifier3=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@72d7c936=0, \result=0, i=0} 10.74/6.13 - StatisticsResult: NonterminationArgumentStatistics 10.74/6.13 Fixpoint 10.74/6.13 - NonterminatingLassoResult [Line: 9]: Nonterminating execution 10.74/6.13 Found a nonterminating execution for the following lasso shaped sequence of statements. 10.74/6.13 Stem: 10.74/6.13 [L6] int i; 10.74/6.13 [L7] i = __VERIFIER_nondet_int() 10.74/6.13 Loop: 10.74/6.13 [L9] COND TRUE \read(true) 10.74/6.13 End of lasso representation. 10.74/6.13 RESULT: Ultimate proved your program to be incorrect! 10.74/6.13 10.74/6.13 !ENTRY org.eclipse.core.resources 2 10035 2019-03-29 02:00:33.848 10.74/6.13 !MESSAGE The workspace will exit with unsaved changes in this session. 10.74/6.13 Received shutdown request... 10.74/6.13 Ultimate: 10.74/6.13 GTK+ Version Check 10.74/6.13 EOF