YES Ultimate: Cannot open display: This is Ultimate 0.1.24-8dc7c08-m [2020-06-21 23:29:37,707 INFO L170 SettingsManager]: Resetting all preferences to default values... [2020-06-21 23:29:37,709 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2020-06-21 23:29:37,721 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-06-21 23:29:37,721 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-06-21 23:29:37,722 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-06-21 23:29:37,723 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-06-21 23:29:37,725 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2020-06-21 23:29:37,726 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-06-21 23:29:37,727 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-06-21 23:29:37,728 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-06-21 23:29:37,728 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-06-21 23:29:37,729 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-06-21 23:29:37,730 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-06-21 23:29:37,731 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-06-21 23:29:37,731 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-06-21 23:29:37,732 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-06-21 23:29:37,734 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-06-21 23:29:37,736 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2020-06-21 23:29:37,737 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-06-21 23:29:37,738 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-06-21 23:29:37,739 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-06-21 23:29:37,741 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-06-21 23:29:37,741 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-06-21 23:29:37,742 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-06-21 23:29:37,742 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-06-21 23:29:37,743 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-06-21 23:29:37,744 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-06-21 23:29:37,744 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-06-21 23:29:37,744 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-06-21 23:29:37,745 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-06-21 23:29:37,746 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2020-06-21 23:29:37,747 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-06-21 23:29:37,747 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2020-06-21 23:29:37,748 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-06-21 23:29:37,748 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-06-21 23:29:37,748 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2020-06-21 23:29:37,749 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2020-06-21 23:29:37,749 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2020-06-21 23:29:37,750 INFO L98 SettingsManager]: Beginning loading settings from /export/starexec/sandbox2/solver/bin/./../termcomp2017.epf [2020-06-21 23:29:37,765 INFO L110 SettingsManager]: Loading preferences was successful [2020-06-21 23:29:37,765 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2020-06-21 23:29:37,766 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-06-21 23:29:37,766 INFO L133 SettingsManager]: * Rewrite not-equals=true [2020-06-21 23:29:37,766 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2020-06-21 23:29:37,766 INFO L133 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE [2020-06-21 23:29:37,767 INFO L133 SettingsManager]: * Use SBE=true [2020-06-21 23:29:37,767 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-06-21 23:29:37,767 INFO L133 SettingsManager]: * Use old map elimination=false [2020-06-21 23:29:37,767 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2020-06-21 23:29:37,767 INFO L133 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION [2020-06-21 23:29:37,767 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2020-06-21 23:29:37,768 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-06-21 23:29:37,768 INFO L133 SettingsManager]: * Construct termination proof for TermComp=true [2020-06-21 23:29:37,768 INFO L133 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-06-21 23:29:37,768 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-06-21 23:29:37,768 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-06-21 23:29:37,768 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2020-06-21 23:29:37,769 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2020-06-21 23:29:37,769 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-06-21 23:29:37,769 INFO L133 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE [2020-06-21 23:29:37,769 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-06-21 23:29:37,769 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-06-21 23:29:37,769 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-06-21 23:29:37,770 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-06-21 23:29:37,770 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-06-21 23:29:37,770 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-06-21 23:29:37,770 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2020-06-21 23:29:37,770 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-06-21 23:29:37,796 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-06-21 23:29:37,809 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-06-21 23:29:37,812 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-06-21 23:29:37,814 INFO L271 PluginConnector]: Initializing CDTParser... [2020-06-21 23:29:37,814 INFO L276 PluginConnector]: CDTParser initialized [2020-06-21 23:29:37,815 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox2/benchmark/theBenchmark.c [2020-06-21 23:29:37,878 INFO L221 CDTParser]: Created temporary CDT project at /export/starexec/sandbox2/tmp/1aa34403891047ca9c7fccb65491e393/FLAGa2874e356 !SESSION 2020-06-21 23:29:35.379 ----------------------------------------------- eclipse.buildId=unknown java.version=1.8.0_242 java.vendor=Oracle Corporation BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -i /export/starexec/sandbox2/benchmark/theBenchmark.c Command-line arguments: -os linux -ws gtk -arch x86_64 -consoleLog -data @user.home/.ultimate -tc ./../AutomizerAndBuchiAutomizerCInlineWithBlockEncoding.xml -s ./../termcomp2017.epf -data /export/starexec/sandbox2/tmp -i /export/starexec/sandbox2/benchmark/theBenchmark.c !ENTRY org.eclipse.cdt.core 1 0 2020-06-21 23:29:38.145 !MESSAGE Indexed 'FLAGa2874e356' (0 sources, 0 headers) in 0.006 sec: 0 declarations; 0 references; 0 unresolved inclusions; 0 syntax errors; 0 unresolved names (0%) [2020-06-21 23:29:38,257 INFO L307 CDTParser]: Found 1 translation units. [2020-06-21 23:29:38,258 INFO L161 CDTParser]: Scanning /export/starexec/sandbox2/benchmark/theBenchmark.c [2020-06-21 23:29:38,268 INFO L355 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox2/tmp/1aa34403891047ca9c7fccb65491e393/FLAGa2874e356 [2020-06-21 23:29:38,674 INFO L363 CDTParser]: Successfully deleted /export/starexec/sandbox2/tmp/1aa34403891047ca9c7fccb65491e393 [2020-06-21 23:29:38,686 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-06-21 23:29:38,687 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. [2020-06-21 23:29:38,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-06-21 23:29:38,688 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-06-21 23:29:38,692 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2020-06-21 23:29:38,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.06 11:29:38" (1/1) ... [2020-06-21 23:29:38,696 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b793d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 11:29:38, skipping insertion in model container [2020-06-21 23:29:38,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.06 11:29:38" (1/1) ... [2020-06-21 23:29:38,704 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-06-21 23:29:38,743 INFO L176 MainTranslator]: Built tables and reachable declarations [2020-06-21 23:29:38,974 WARN L614 FunctionHandler]: implicit declaration of function IofCallDriver [2020-06-21 23:29:38,976 WARN L614 FunctionHandler]: implicit declaration of function KeWaitForSingleObject [2020-06-21 23:29:38,998 WARN L614 FunctionHandler]: implicit declaration of function KbFilter_Complete [2020-06-21 23:29:39,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-06-21 23:29:39,014 INFO L191 MainTranslator]: Completed pre-run [2020-06-21 23:29:39,039 WARN L614 FunctionHandler]: implicit declaration of function IofCallDriver [2020-06-21 23:29:39,041 WARN L614 FunctionHandler]: implicit declaration of function KeWaitForSingleObject [2020-06-21 23:29:39,057 WARN L614 FunctionHandler]: implicit declaration of function KbFilter_Complete [2020-06-21 23:29:39,065 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-06-21 23:29:39,082 INFO L195 MainTranslator]: Completed translation [2020-06-21 23:29:39,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 11:29:39 WrapperNode [2020-06-21 23:29:39,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-06-21 23:29:39,084 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-06-21 23:29:39,084 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-06-21 23:29:39,084 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2020-06-21 23:29:39,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 11:29:39" (1/1) ... [2020-06-21 23:29:39,103 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 11:29:39" (1/1) ... [2020-06-21 23:29:39,143 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-06-21 23:29:39,144 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-06-21 23:29:39,144 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-06-21 23:29:39,144 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2020-06-21 23:29:39,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 11:29:39" (1/1) ... [2020-06-21 23:29:39,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 11:29:39" (1/1) ... [2020-06-21 23:29:39,159 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 11:29:39" (1/1) ... [2020-06-21 23:29:39,160 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 11:29:39" (1/1) ... [2020-06-21 23:29:39,170 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 11:29:39" (1/1) ... [2020-06-21 23:29:39,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 11:29:39" (1/1) ... [2020-06-21 23:29:39,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 11:29:39" (1/1) ... [2020-06-21 23:29:39,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-06-21 23:29:39,184 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-06-21 23:29:39,184 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-06-21 23:29:39,184 INFO L276 PluginConnector]: RCFGBuilder initialized [2020-06-21 23:29:39,185 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 11:29:39" (1/1) ... No working directory specified, using /export/starexec/sandbox2/solver/bin/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-06-21 23:29:39,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-06-21 23:29:39,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-06-21 23:29:39,366 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-06-21 23:29:39,372 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-06-21 23:29:39,376 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-06-21 23:29:39,379 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-06-21 23:29:39,383 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-06-21 23:29:39,387 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-06-21 23:29:39,391 WARN L745 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-06-21 23:29:39,915 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##76: assume !false; [2020-06-21 23:29:39,915 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##75: assume false; [2020-06-21 23:29:39,915 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##184: assume false; [2020-06-21 23:29:39,915 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##185: assume !false; [2020-06-21 23:29:39,916 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##58: assume !false; [2020-06-21 23:29:39,916 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##57: assume false; [2020-06-21 23:29:39,916 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##131: assume !false; [2020-06-21 23:29:39,916 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##130: assume false; [2020-06-21 23:29:39,916 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2020-06-21 23:29:39,916 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2020-06-21 23:29:39,917 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##158: assume !false; [2020-06-21 23:29:39,917 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##157: assume false; [2020-06-21 23:29:39,917 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##106: assume !false; [2020-06-21 23:29:39,917 INFO L695 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##105: assume false; [2020-06-21 23:29:39,919 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-06-21 23:29:39,919 INFO L286 CfgBuilder]: Removed 78 assue(true) statements. [2020-06-21 23:29:39,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.06 11:29:39 BoogieIcfgContainer [2020-06-21 23:29:39,921 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-06-21 23:29:39,921 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- [2020-06-21 23:29:39,921 INFO L271 PluginConnector]: Initializing BlockEncodingV2... [2020-06-21 23:29:39,923 INFO L276 PluginConnector]: BlockEncodingV2 initialized [2020-06-21 23:29:39,924 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.06 11:29:39" (1/1) ... [2020-06-21 23:29:39,947 INFO L313 BlockEncoder]: Initial Icfg 157 locations, 242 edges [2020-06-21 23:29:39,949 INFO L258 BlockEncoder]: Using Remove infeasible edges [2020-06-21 23:29:39,969 INFO L263 BlockEncoder]: Using Maximize final states [2020-06-21 23:29:39,970 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false [2020-06-21 23:29:39,970 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE [2020-06-21 23:29:39,972 INFO L296 BlockEncoder]: Using Remove sink states [2020-06-21 23:29:39,973 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true [2020-06-21 23:29:39,973 INFO L179 BlockEncoder]: Using Rewrite not-equals [2020-06-21 23:29:40,015 INFO L185 BlockEncoder]: Using Use SBE [2020-06-21 23:29:40,062 INFO L200 BlockEncoder]: SBE split 82 edges [2020-06-21 23:29:40,068 INFO L70 emoveInfeasibleEdges]: Removed 16 edges and 0 locations because of local infeasibility [2020-06-21 23:29:40,071 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-06-21 23:29:40,123 INFO L100 BaseMinimizeStates]: Removed 56 edges and 28 locations by large block encoding [2020-06-21 23:29:40,127 INFO L70 RemoveSinkStates]: Removed 280 edges and 129 locations by removing sink states [2020-06-21 23:29:40,128 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-06-21 23:29:40,128 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-06-21 23:29:40,128 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2020-06-21 23:29:40,129 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-06-21 23:29:40,129 INFO L313 BlockEncoder]: Encoded RCFG 0 locations, 0 edges [2020-06-21 23:29:40,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 21.06 11:29:40 BasicIcfg [2020-06-21 23:29:40,129 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- [2020-06-21 23:29:40,130 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-06-21 23:29:40,130 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-06-21 23:29:40,134 INFO L276 PluginConnector]: TraceAbstraction initialized [2020-06-21 23:29:40,134 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.06 11:29:38" (1/4) ... [2020-06-21 23:29:40,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a931d13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.06 11:29:40, skipping insertion in model container [2020-06-21 23:29:40,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 11:29:39" (2/4) ... [2020-06-21 23:29:40,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a931d13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.06 11:29:40, skipping insertion in model container [2020-06-21 23:29:40,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.06 11:29:39" (3/4) ... [2020-06-21 23:29:40,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a931d13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.06 11:29:40, skipping insertion in model container [2020-06-21 23:29:40,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 21.06 11:29:40" (4/4) ... [2020-06-21 23:29:40,138 INFO L112 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-06-21 23:29:40,148 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2020-06-21 23:29:40,156 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2020-06-21 23:29:40,172 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2020-06-21 23:29:40,200 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2020-06-21 23:29:40,201 INFO L382 AbstractCegarLoop]: Interprodecural is true [2020-06-21 23:29:40,201 INFO L383 AbstractCegarLoop]: Hoare is true [2020-06-21 23:29:40,201 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2020-06-21 23:29:40,201 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-06-21 23:29:40,202 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-06-21 23:29:40,202 INFO L387 AbstractCegarLoop]: Difference is false [2020-06-21 23:29:40,202 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-06-21 23:29:40,202 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-06-21 23:29:40,213 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states. [2020-06-21 23:29:40,214 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-06-21 23:29:40,216 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states. [2020-06-21 23:29:40,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.06 11:29:40 BasicIcfg [2020-06-21 23:29:40,222 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-06-21 23:29:40,223 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-06-21 23:29:40,223 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-06-21 23:29:40,226 INFO L276 PluginConnector]: BuchiAutomizer initialized [2020-06-21 23:29:40,227 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-21 23:29:40,227 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.06 11:29:38" (1/5) ... [2020-06-21 23:29:40,228 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2db81023 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.06 11:29:40, skipping insertion in model container [2020-06-21 23:29:40,228 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-21 23:29:40,228 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 11:29:39" (2/5) ... [2020-06-21 23:29:40,228 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2db81023 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.06 11:29:40, skipping insertion in model container [2020-06-21 23:29:40,228 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-21 23:29:40,229 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.06 11:29:39" (3/5) ... [2020-06-21 23:29:40,229 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2db81023 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.06 11:29:40, skipping insertion in model container [2020-06-21 23:29:40,229 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-21 23:29:40,229 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 21.06 11:29:40" (4/5) ... [2020-06-21 23:29:40,229 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2db81023 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.06 11:29:40, skipping insertion in model container [2020-06-21 23:29:40,229 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-06-21 23:29:40,230 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.06 11:29:40" (5/5) ... [2020-06-21 23:29:40,231 INFO L375 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-06-21 23:29:40,259 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2020-06-21 23:29:40,259 INFO L374 BuchiCegarLoop]: Interprodecural is true [2020-06-21 23:29:40,259 INFO L375 BuchiCegarLoop]: Hoare is true [2020-06-21 23:29:40,259 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-06-21 23:29:40,259 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-06-21 23:29:40,259 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-06-21 23:29:40,259 INFO L379 BuchiCegarLoop]: Difference is false [2020-06-21 23:29:40,260 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-06-21 23:29:40,260 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-06-21 23:29:40,262 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states. [2020-06-21 23:29:40,274 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-06-21 23:29:40,274 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-06-21 23:29:40,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.06 11:29:40 BasicIcfg [2020-06-21 23:29:40,279 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-06-21 23:29:40,279 INFO L168 Benchmark]: Toolchain (without parser) took 1593.11 ms. Allocated memory was 514.9 MB in the beginning and 518.5 MB in the end (delta: 3.7 MB). Free memory was 438.9 MB in the beginning and 371.0 MB in the end (delta: 67.9 MB). Peak memory consumption was 71.6 MB. Max. memory is 50.3 GB. [2020-06-21 23:29:40,281 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 514.9 MB. Free memory is still 459.7 MB. There was no memory consumed. Max. memory is 50.3 GB. [2020-06-21 23:29:40,281 INFO L168 Benchmark]: CACSL2BoogieTranslator took 395.09 ms. Allocated memory was 514.9 MB in the beginning and 518.5 MB in the end (delta: 3.7 MB). Free memory was 438.9 MB in the beginning and 478.5 MB in the end (delta: -39.6 MB). Peak memory consumption was 31.0 MB. Max. memory is 50.3 GB. [2020-06-21 23:29:40,282 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.79 ms. Allocated memory is still 518.5 MB. Free memory was 478.5 MB in the beginning and 474.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 50.3 GB. [2020-06-21 23:29:40,283 INFO L168 Benchmark]: Boogie Preprocessor took 39.67 ms. Allocated memory is still 518.5 MB. Free memory was 474.2 MB in the beginning and 471.0 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 50.3 GB. [2020-06-21 23:29:40,283 INFO L168 Benchmark]: RCFGBuilder took 736.81 ms. Allocated memory is still 518.5 MB. Free memory was 471.0 MB in the beginning and 409.6 MB in the end (delta: 61.3 MB). Peak memory consumption was 61.3 MB. Max. memory is 50.3 GB. [2020-06-21 23:29:40,284 INFO L168 Benchmark]: BlockEncodingV2 took 208.38 ms. Allocated memory is still 518.5 MB. Free memory was 409.6 MB in the beginning and 382.1 MB in the end (delta: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 50.3 GB. [2020-06-21 23:29:40,284 INFO L168 Benchmark]: TraceAbstraction took 91.76 ms. Allocated memory is still 518.5 MB. Free memory was 381.5 MB in the beginning and 375.6 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 50.3 GB. [2020-06-21 23:29:40,285 INFO L168 Benchmark]: BuchiAutomizer took 56.28 ms. Allocated memory is still 518.5 MB. Free memory was 375.6 MB in the beginning and 371.0 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 50.3 GB. [2020-06-21 23:29:40,289 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 157 locations, 242 edges - StatisticsResult: Encoded RCFG 0 locations, 0 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 514.9 MB. Free memory is still 459.7 MB. There was no memory consumed. Max. memory is 50.3 GB. * CACSL2BoogieTranslator took 395.09 ms. Allocated memory was 514.9 MB in the beginning and 518.5 MB in the end (delta: 3.7 MB). Free memory was 438.9 MB in the beginning and 478.5 MB in the end (delta: -39.6 MB). Peak memory consumption was 31.0 MB. Max. memory is 50.3 GB. * Boogie Procedure Inliner took 59.79 ms. Allocated memory is still 518.5 MB. Free memory was 478.5 MB in the beginning and 474.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 50.3 GB. * Boogie Preprocessor took 39.67 ms. Allocated memory is still 518.5 MB. Free memory was 474.2 MB in the beginning and 471.0 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 50.3 GB. * RCFGBuilder took 736.81 ms. Allocated memory is still 518.5 MB. Free memory was 471.0 MB in the beginning and 409.6 MB in the end (delta: 61.3 MB). Peak memory consumption was 61.3 MB. Max. memory is 50.3 GB. * BlockEncodingV2 took 208.38 ms. Allocated memory is still 518.5 MB. Free memory was 409.6 MB in the beginning and 382.1 MB in the end (delta: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 50.3 GB. * TraceAbstraction took 91.76 ms. Allocated memory is still 518.5 MB. Free memory was 381.5 MB in the beginning and 375.6 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 50.3 GB. * BuchiAutomizer took 56.28 ms. Allocated memory is still 518.5 MB. Free memory was 375.6 MB in the beginning and 371.0 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 50.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - StatisticsResult: Ultimate Automizer benchmark data CFG has 0 procedures, 0 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=0occurred 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, 0 LocationsWithAnnotation, 0 PreInvPairs, 0 NumberOfFragments, 0 HoareAnnotationTreeSize, 0 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 0 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Constructed decomposition of program Trivial decomposition. There is no loop in your program. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.0s and 0 iterations. TraceHistogramMax:0. Analysis of lassos took 0.0s. 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: nont0 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 - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! !ENTRY org.eclipse.core.resources 2 10035 2020-06-21 23:29:40.520 !MESSAGE The workspace will exit with unsaved changes in this session. Received shutdown request... Ultimate: GTK+ Version Check