/export/starexec/sandbox/solver/bin/starexec_run_default /export/starexec/sandbox/benchmark/theBenchmark.c /export/starexec/sandbox/output/output_files -------------------------------------------------------------------------------- YES Ultimate: Cannot open display: This is Ultimate 0.1.25-34f2e62 [2020-07-01 10:43:22,076 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-01 10:43:22,079 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-01 10:43:22,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-01 10:43:22,090 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-01 10:43:22,091 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-01 10:43:22,092 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-01 10:43:22,094 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-01 10:43:22,095 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-01 10:43:22,096 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-01 10:43:22,097 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-01 10:43:22,098 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-01 10:43:22,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-01 10:43:22,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-01 10:43:22,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-01 10:43:22,101 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-01 10:43:22,102 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-01 10:43:22,103 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-01 10:43:22,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-01 10:43:22,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-01 10:43:22,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-01 10:43:22,109 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-01 10:43:22,111 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-01 10:43:22,111 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-01 10:43:22,114 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-01 10:43:22,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-01 10:43:22,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-01 10:43:22,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-01 10:43:22,115 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-01 10:43:22,116 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-01 10:43:22,117 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-01 10:43:22,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-01 10:43:22,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-01 10:43:22,119 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-01 10:43:22,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-01 10:43:22,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-01 10:43:22,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-01 10:43:22,121 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-01 10:43:22,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-01 10:43:22,122 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-01 10:43:22,122 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-01 10:43:22,123 INFO L101 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf [2020-07-01 10:43:22,138 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-01 10:43:22,138 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-01 10:43:22,139 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-01 10:43:22,139 INFO L138 SettingsManager]: * Rewrite not-equals=true [2020-07-01 10:43:22,139 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-01 10:43:22,140 INFO L138 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE [2020-07-01 10:43:22,140 INFO L138 SettingsManager]: * Use SBE=true [2020-07-01 10:43:22,140 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-07-01 10:43:22,140 INFO L138 SettingsManager]: * Use old map elimination=false [2020-07-01 10:43:22,140 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-07-01 10:43:22,140 INFO L138 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION [2020-07-01 10:43:22,141 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-07-01 10:43:22,141 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-07-01 10:43:22,141 INFO L138 SettingsManager]: * Construct termination proof for TermComp=true [2020-07-01 10:43:22,141 INFO L138 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 10:43:22,141 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-01 10:43:22,142 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-01 10:43:22,142 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-01 10:43:22,142 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-01 10:43:22,142 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-07-01 10:43:22,142 INFO L138 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE [2020-07-01 10:43:22,142 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-01 10:43:22,143 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-01 10:43:22,143 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-07-01 10:43:22,143 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-07-01 10:43:22,143 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-01 10:43:22,143 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-01 10:43:22,143 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-01 10:43:22,144 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-01 10:43:22,315 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-01 10:43:22,328 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-01 10:43:22,332 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-01 10:43:22,333 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-01 10:43:22,334 INFO L275 PluginConnector]: CDTParser initialized [2020-07-01 10:43:22,334 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c [2020-07-01 10:43:22,398 INFO L220 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/BenchExec_run_4lAL_j/tmp/906bafd1c0e642e9968b6d2519b7334a/FLAGb8b1ae80f [2020-07-01 10:43:22,757 INFO L306 CDTParser]: Found 1 translation units. [2020-07-01 10:43:22,758 INFO L160 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c [2020-07-01 10:43:22,768 INFO L349 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/BenchExec_run_4lAL_j/tmp/906bafd1c0e642e9968b6d2519b7334a/FLAGb8b1ae80f [2020-07-01 10:43:23,143 INFO L357 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/BenchExec_run_4lAL_j/tmp/906bafd1c0e642e9968b6d2519b7334a [2020-07-01 10:43:23,154 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-01 10:43:23,156 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. [2020-07-01 10:43:23,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-01 10:43:23,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-01 10:43:23,160 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-01 10:43:23,161 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.07 10:43:23" (1/1) ... [2020-07-01 10:43:23,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75a434cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:43:23, skipping insertion in model container [2020-07-01 10:43:23,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.07 10:43:23" (1/1) ... [2020-07-01 10:43:23,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-01 10:43:23,211 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-01 10:43:23,455 WARN L612 FunctionHandler]: implicit declaration of function IofCallDriver [2020-07-01 10:43:23,457 WARN L612 FunctionHandler]: implicit declaration of function KeWaitForSingleObject [2020-07-01 10:43:23,483 WARN L612 FunctionHandler]: implicit declaration of function KbFilter_Complete [2020-07-01 10:43:23,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-01 10:43:23,498 INFO L203 MainTranslator]: Completed pre-run [2020-07-01 10:43:23,524 WARN L612 FunctionHandler]: implicit declaration of function IofCallDriver [2020-07-01 10:43:23,525 WARN L612 FunctionHandler]: implicit declaration of function KeWaitForSingleObject [2020-07-01 10:43:23,541 WARN L612 FunctionHandler]: implicit declaration of function KbFilter_Complete [2020-07-01 10:43:23,549 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-01 10:43:23,567 INFO L208 MainTranslator]: Completed translation [2020-07-01 10:43:23,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:43:23 WrapperNode [2020-07-01 10:43:23,567 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-01 10:43:23,568 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-01 10:43:23,568 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-01 10:43:23,569 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-01 10:43:23,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:43:23" (1/1) ... [2020-07-01 10:43:23,588 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:43:23" (1/1) ... [2020-07-01 10:43:23,630 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-01 10:43:23,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-01 10:43:23,631 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-01 10:43:23,631 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-01 10:43:23,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:43:23" (1/1) ... [2020-07-01 10:43:23,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:43:23" (1/1) ... [2020-07-01 10:43:23,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:43:23" (1/1) ... [2020-07-01 10:43:23,648 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:43:23" (1/1) ... [2020-07-01 10:43:23,658 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:43:23" (1/1) ... [2020-07-01 10:43:23,666 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:43:23" (1/1) ... [2020-07-01 10:43:23,668 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:43:23" (1/1) ... [2020-07-01 10:43:23,672 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-01 10:43:23,673 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-01 10:43:23,673 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-01 10:43:23,673 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-01 10:43:23,674 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:43:23" (1/1) ... No working directory specified, using /export/starexec/sandbox/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 [2020-07-01 10:43:23,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-01 10:43:23,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-01 10:43:23,875 WARN L775 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-07-01 10:43:23,881 WARN L775 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-07-01 10:43:23,885 WARN L775 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-07-01 10:43:23,889 WARN L775 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-07-01 10:43:23,893 WARN L775 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-07-01 10:43:23,897 WARN L775 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-07-01 10:43:23,901 WARN L775 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-07-01 10:43:24,428 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##76: assume !false; [2020-07-01 10:43:24,429 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##75: assume false; [2020-07-01 10:43:24,429 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##184: assume false; [2020-07-01 10:43:24,429 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##185: assume !false; [2020-07-01 10:43:24,429 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##58: assume !false; [2020-07-01 10:43:24,429 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##57: assume false; [2020-07-01 10:43:24,430 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##131: assume !false; [2020-07-01 10:43:24,430 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##130: assume false; [2020-07-01 10:43:24,430 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2020-07-01 10:43:24,430 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2020-07-01 10:43:24,430 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##158: assume !false; [2020-07-01 10:43:24,430 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##157: assume false; [2020-07-01 10:43:24,431 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##106: assume !false; [2020-07-01 10:43:24,431 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##105: assume false; [2020-07-01 10:43:24,441 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-01 10:43:24,441 INFO L295 CfgBuilder]: Removed 78 assume(true) statements. [2020-07-01 10:43:24,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 10:43:24 BoogieIcfgContainer [2020-07-01 10:43:24,447 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-01 10:43:24,447 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- [2020-07-01 10:43:24,447 INFO L271 PluginConnector]: Initializing BlockEncodingV2... [2020-07-01 10:43:24,450 INFO L275 PluginConnector]: BlockEncodingV2 initialized [2020-07-01 10:43:24,450 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 10:43:24" (1/1) ... [2020-07-01 10:43:24,472 INFO L313 BlockEncoder]: Initial Icfg 157 locations, 242 edges [2020-07-01 10:43:24,474 INFO L258 BlockEncoder]: Using Remove infeasible edges [2020-07-01 10:43:24,474 INFO L263 BlockEncoder]: Using Maximize final states [2020-07-01 10:43:24,475 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false [2020-07-01 10:43:24,476 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE [2020-07-01 10:43:24,477 INFO L296 BlockEncoder]: Using Remove sink states [2020-07-01 10:43:24,478 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true [2020-07-01 10:43:24,478 INFO L179 BlockEncoder]: Using Rewrite not-equals [2020-07-01 10:43:24,521 INFO L185 BlockEncoder]: Using Use SBE [2020-07-01 10:43:24,568 INFO L200 BlockEncoder]: SBE split 82 edges [2020-07-01 10:43:24,574 INFO L70 emoveInfeasibleEdges]: Removed 16 edges and 0 locations because of local infeasibility [2020-07-01 10:43:24,577 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 10:43:24,630 INFO L100 BaseMinimizeStates]: Removed 56 edges and 28 locations by large block encoding [2020-07-01 10:43:24,633 INFO L70 RemoveSinkStates]: Removed 280 edges and 129 locations by removing sink states [2020-07-01 10:43:24,635 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-07-01 10:43:24,635 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 10:43:24,635 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2020-07-01 10:43:24,635 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-07-01 10:43:24,635 INFO L313 BlockEncoder]: Encoded RCFG 0 locations, 0 edges [2020-07-01 10:43:24,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 10:43:24 BasicIcfg [2020-07-01 10:43:24,636 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- [2020-07-01 10:43:24,637 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-01 10:43:24,637 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-01 10:43:24,640 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-01 10:43:24,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.07 10:43:23" (1/4) ... [2020-07-01 10:43:24,641 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72d268cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 10:43:24, skipping insertion in model container [2020-07-01 10:43:24,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:43:23" (2/4) ... [2020-07-01 10:43:24,642 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72d268cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 10:43:24, skipping insertion in model container [2020-07-01 10:43:24,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 10:43:24" (3/4) ... [2020-07-01 10:43:24,643 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72d268cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 10:43:24, skipping insertion in model container [2020-07-01 10:43:24,643 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 10:43:24" (4/4) ... [2020-07-01 10:43:24,644 INFO L109 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-07-01 10:43:24,655 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2020-07-01 10:43:24,663 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2020-07-01 10:43:24,677 INFO L251 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2020-07-01 10:43:24,701 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-01 10:43:24,701 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-01 10:43:24,701 INFO L377 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-01 10:43:24,701 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-01 10:43:24,701 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-01 10:43:24,701 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-01 10:43:24,702 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-01 10:43:24,702 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-01 10:43:24,714 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states. [2020-07-01 10:43:24,714 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-01 10:43:24,716 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states. [2020-07-01 10:43:24,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 10:43:24 BasicIcfg [2020-07-01 10:43:24,723 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-01 10:43:24,723 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-07-01 10:43:24,724 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-07-01 10:43:24,727 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-07-01 10:43:24,728 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 10:43:24,728 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.07 10:43:23" (1/5) ... [2020-07-01 10:43:24,729 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@b8ab53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.07 10:43:24, skipping insertion in model container [2020-07-01 10:43:24,729 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 10:43:24,729 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 10:43:23" (2/5) ... [2020-07-01 10:43:24,729 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@b8ab53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.07 10:43:24, skipping insertion in model container [2020-07-01 10:43:24,729 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 10:43:24,730 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 10:43:24" (3/5) ... [2020-07-01 10:43:24,730 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@b8ab53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 10:43:24, skipping insertion in model container [2020-07-01 10:43:24,730 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 10:43:24,730 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 10:43:24" (4/5) ... [2020-07-01 10:43:24,731 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@b8ab53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 10:43:24, skipping insertion in model container [2020-07-01 10:43:24,731 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 10:43:24,731 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 10:43:24" (5/5) ... [2020-07-01 10:43:24,732 INFO L371 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-07-01 10:43:24,757 INFO L356 BuchiCegarLoop]: Interprodecural is true [2020-07-01 10:43:24,757 INFO L357 BuchiCegarLoop]: Hoare is true [2020-07-01 10:43:24,757 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-01 10:43:24,757 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-01 10:43:24,758 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-01 10:43:24,758 INFO L361 BuchiCegarLoop]: Difference is false [2020-07-01 10:43:24,758 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-01 10:43:24,758 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-07-01 10:43:24,761 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states. [2020-07-01 10:43:24,773 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-07-01 10:43:24,773 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-07-01 10:43:24,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 10:43:24 BasicIcfg [2020-07-01 10:43:24,778 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-07-01 10:43:24,781 INFO L168 Benchmark]: Toolchain (without parser) took 1624.23 ms. Allocated memory was 514.9 MB in the beginning and 570.4 MB in the end (delta: 55.6 MB). Free memory was 437.9 MB in the beginning and 419.9 MB in the end (delta: 18.0 MB). Peak memory consumption was 73.6 MB. Max. memory is 50.3 GB. [2020-07-01 10:43:24,781 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 514.9 MB. Free memory is still 459.1 MB. There was no memory consumed. Max. memory is 50.3 GB. [2020-07-01 10:43:24,782 INFO L168 Benchmark]: CACSL2BoogieTranslator took 411.00 ms. Allocated memory was 514.9 MB in the beginning and 570.4 MB in the end (delta: 55.6 MB). Free memory was 437.2 MB in the beginning and 531.0 MB in the end (delta: -93.8 MB). Peak memory consumption was 30.4 MB. Max. memory is 50.3 GB. [2020-07-01 10:43:24,783 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.37 ms. Allocated memory is still 570.4 MB. Free memory was 531.0 MB in the beginning and 526.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 50.3 GB. [2020-07-01 10:43:24,783 INFO L168 Benchmark]: Boogie Preprocessor took 41.53 ms. Allocated memory is still 570.4 MB. Free memory was 526.5 MB in the beginning and 523.0 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 50.3 GB. [2020-07-01 10:43:24,784 INFO L168 Benchmark]: RCFGBuilder took 773.83 ms. Allocated memory is still 570.4 MB. Free memory was 523.0 MB in the beginning and 458.8 MB in the end (delta: 64.2 MB). Peak memory consumption was 64.2 MB. Max. memory is 50.3 GB. [2020-07-01 10:43:24,785 INFO L168 Benchmark]: BlockEncodingV2 took 188.83 ms. Allocated memory is still 570.4 MB. Free memory was 458.8 MB in the beginning and 430.6 MB in the end (delta: 28.1 MB). Peak memory consumption was 28.1 MB. Max. memory is 50.3 GB. [2020-07-01 10:43:24,785 INFO L168 Benchmark]: TraceAbstraction took 85.92 ms. Allocated memory is still 570.4 MB. Free memory was 430.6 MB in the beginning and 424.3 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 50.3 GB. [2020-07-01 10:43:24,786 INFO L168 Benchmark]: BuchiAutomizer took 54.86 ms. Allocated memory is still 570.4 MB. Free memory was 424.3 MB in the beginning and 419.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 50.3 GB. [2020-07-01 10:43:24,789 INFO L336 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 0.16 ms. Allocated memory is still 514.9 MB. Free memory is still 459.1 MB. There was no memory consumed. Max. memory is 50.3 GB. * CACSL2BoogieTranslator took 411.00 ms. Allocated memory was 514.9 MB in the beginning and 570.4 MB in the end (delta: 55.6 MB). Free memory was 437.2 MB in the beginning and 531.0 MB in the end (delta: -93.8 MB). Peak memory consumption was 30.4 MB. Max. memory is 50.3 GB. * Boogie Procedure Inliner took 62.37 ms. Allocated memory is still 570.4 MB. Free memory was 531.0 MB in the beginning and 526.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 50.3 GB. * Boogie Preprocessor took 41.53 ms. Allocated memory is still 570.4 MB. Free memory was 526.5 MB in the beginning and 523.0 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 50.3 GB. * RCFGBuilder took 773.83 ms. Allocated memory is still 570.4 MB. Free memory was 523.0 MB in the beginning and 458.8 MB in the end (delta: 64.2 MB). Peak memory consumption was 64.2 MB. Max. memory is 50.3 GB. * BlockEncodingV2 took 188.83 ms. Allocated memory is still 570.4 MB. Free memory was 458.8 MB in the beginning and 430.6 MB in the end (delta: 28.1 MB). Peak memory consumption was 28.1 MB. Max. memory is 50.3 GB. * TraceAbstraction took 85.92 ms. Allocated memory is still 570.4 MB. Free memory was 430.6 MB in the beginning and 424.3 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 50.3 GB. * BuchiAutomizer took 54.86 ms. Allocated memory is still 570.4 MB. Free memory was 424.3 MB in the beginning and 419.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 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. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, 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 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! !SESSION 2020-07-01 10:43:19.854 ----------------------------------------------- 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/sandbox/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/sandbox/tmp/BenchExec_run_4lAL_j/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c !ENTRY org.eclipse.core.resources 2 10035 2020-07-01 10:43:25.023 !MESSAGE The workspace will exit with unsaved changes in this session. Received shutdown request... Ultimate: GTK+ Version Check