/export/starexec/sandbox/solver/bin/starexec_run_default /export/starexec/sandbox/benchmark/theBenchmark.c /export/starexec/sandbox/output/output_files -------------------------------------------------------------------------------- Ultimate: Cannot open display: This is Ultimate 0.1.25-34f2e62 [2020-07-01 12:21:21,119 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-01 12:21:21,121 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-01 12:21:21,132 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-01 12:21:21,132 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-01 12:21:21,133 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-01 12:21:21,134 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-01 12:21:21,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-01 12:21:21,137 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-01 12:21:21,138 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-01 12:21:21,139 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-01 12:21:21,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-01 12:21:21,140 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-01 12:21:21,141 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-01 12:21:21,142 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-01 12:21:21,143 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-01 12:21:21,144 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-01 12:21:21,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-01 12:21:21,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-01 12:21:21,148 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-01 12:21:21,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-01 12:21:21,150 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-01 12:21:21,151 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-01 12:21:21,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-01 12:21:21,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-01 12:21:21,154 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-01 12:21:21,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-01 12:21:21,155 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-01 12:21:21,156 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-01 12:21:21,157 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-01 12:21:21,157 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-01 12:21:21,158 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-01 12:21:21,158 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-01 12:21:21,159 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-01 12:21:21,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-01 12:21:21,160 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-01 12:21:21,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-01 12:21:21,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-01 12:21:21,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-01 12:21:21,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-01 12:21:21,162 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-01 12:21:21,163 INFO L101 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf [2020-07-01 12:21:21,177 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-01 12:21:21,177 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-01 12:21:21,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-01 12:21:21,179 INFO L138 SettingsManager]: * Rewrite not-equals=true [2020-07-01 12:21:21,179 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-01 12:21:21,179 INFO L138 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE [2020-07-01 12:21:21,179 INFO L138 SettingsManager]: * Use SBE=true [2020-07-01 12:21:21,179 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-07-01 12:21:21,179 INFO L138 SettingsManager]: * Use old map elimination=false [2020-07-01 12:21:21,180 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-07-01 12:21:21,180 INFO L138 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION [2020-07-01 12:21:21,180 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-07-01 12:21:21,180 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-07-01 12:21:21,180 INFO L138 SettingsManager]: * Construct termination proof for TermComp=true [2020-07-01 12:21:21,180 INFO L138 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:21:21,181 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-01 12:21:21,181 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-01 12:21:21,181 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-01 12:21:21,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-01 12:21:21,181 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-07-01 12:21:21,181 INFO L138 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE [2020-07-01 12:21:21,182 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-01 12:21:21,182 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-01 12:21:21,182 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-07-01 12:21:21,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-07-01 12:21:21,182 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-01 12:21:21,183 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-01 12:21:21,183 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-01 12:21:21,183 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-01 12:21:21,346 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-01 12:21:21,359 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-01 12:21:21,363 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-01 12:21:21,364 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-01 12:21:21,364 INFO L275 PluginConnector]: CDTParser initialized [2020-07-01 12:21:21,365 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c [2020-07-01 12:21:21,429 INFO L220 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/BenchExec_run_9GhBwI/tmp/581810a81e3242f995d25d9bae759dda/FLAG19a2d9ac3 [2020-07-01 12:21:21,770 INFO L306 CDTParser]: Found 1 translation units. [2020-07-01 12:21:21,771 INFO L160 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c [2020-07-01 12:21:21,778 INFO L349 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/BenchExec_run_9GhBwI/tmp/581810a81e3242f995d25d9bae759dda/FLAG19a2d9ac3 [2020-07-01 12:21:22,169 INFO L357 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/BenchExec_run_9GhBwI/tmp/581810a81e3242f995d25d9bae759dda [2020-07-01 12:21:22,180 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-01 12:21:22,182 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. [2020-07-01 12:21:22,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-01 12:21:22,183 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-01 12:21:22,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-01 12:21:22,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.07 12:21:22" (1/1) ... [2020-07-01 12:21:22,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@419289c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:21:22, skipping insertion in model container [2020-07-01 12:21:22,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.07 12:21:22" (1/1) ... [2020-07-01 12:21:22,199 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-01 12:21:22,218 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-01 12:21:22,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-01 12:21:22,456 INFO L203 MainTranslator]: Completed pre-run [2020-07-01 12:21:22,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-01 12:21:22,492 INFO L208 MainTranslator]: Completed translation [2020-07-01 12:21:22,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:21:22 WrapperNode [2020-07-01 12:21:22,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-01 12:21:22,493 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-01 12:21:22,493 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-01 12:21:22,494 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-01 12:21:22,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:21:22" (1/1) ... [2020-07-01 12:21:22,509 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:21:22" (1/1) ... [2020-07-01 12:21:22,530 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-01 12:21:22,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-01 12:21:22,530 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-01 12:21:22,530 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-01 12:21:22,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:21:22" (1/1) ... [2020-07-01 12:21:22,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:21:22" (1/1) ... [2020-07-01 12:21:22,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:21:22" (1/1) ... [2020-07-01 12:21:22,541 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:21:22" (1/1) ... [2020-07-01 12:21:22,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:21:22" (1/1) ... [2020-07-01 12:21:22,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:21:22" (1/1) ... [2020-07-01 12:21:22,551 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:21:22" (1/1) ... [2020-07-01 12:21:22,552 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-01 12:21:22,553 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-01 12:21:22,553 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-01 12:21:22,553 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-01 12:21:22,554 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:21:22" (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 12:21:22,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-01 12:21:22,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-01 12:21:22,813 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-01 12:21:22,814 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-01 12:21:22,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:21:22 BoogieIcfgContainer [2020-07-01 12:21:22,817 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-01 12:21:22,818 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- [2020-07-01 12:21:22,818 INFO L271 PluginConnector]: Initializing BlockEncodingV2... [2020-07-01 12:21:22,820 INFO L275 PluginConnector]: BlockEncodingV2 initialized [2020-07-01 12:21:22,821 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:21:22" (1/1) ... [2020-07-01 12:21:22,836 INFO L313 BlockEncoder]: Initial Icfg 15 locations, 25 edges [2020-07-01 12:21:22,837 INFO L258 BlockEncoder]: Using Remove infeasible edges [2020-07-01 12:21:22,838 INFO L263 BlockEncoder]: Using Maximize final states [2020-07-01 12:21:22,839 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false [2020-07-01 12:21:22,839 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE [2020-07-01 12:21:22,841 INFO L296 BlockEncoder]: Using Remove sink states [2020-07-01 12:21:22,842 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true [2020-07-01 12:21:22,842 INFO L179 BlockEncoder]: Using Rewrite not-equals [2020-07-01 12:21:22,860 INFO L185 BlockEncoder]: Using Use SBE [2020-07-01 12:21:22,880 INFO L200 BlockEncoder]: SBE split 2 edges [2020-07-01 12:21:22,885 INFO L70 emoveInfeasibleEdges]: Removed 1 edges and 0 locations because of local infeasibility [2020-07-01 12:21:22,886 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 12:21:22,897 INFO L100 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2020-07-01 12:21:22,899 INFO L70 RemoveSinkStates]: Removed 3 edges and 2 locations by removing sink states [2020-07-01 12:21:22,900 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-07-01 12:21:22,901 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 12:21:22,901 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2020-07-01 12:21:22,901 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-07-01 12:21:22,902 INFO L313 BlockEncoder]: Encoded RCFG 11 locations, 21 edges [2020-07-01 12:21:22,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 12:21:22 BasicIcfg [2020-07-01 12:21:22,903 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- [2020-07-01 12:21:22,904 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-01 12:21:22,904 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-01 12:21:22,907 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-01 12:21:22,907 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.07 12:21:22" (1/4) ... [2020-07-01 12:21:22,908 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60c202bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 12:21:22, skipping insertion in model container [2020-07-01 12:21:22,909 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:21:22" (2/4) ... [2020-07-01 12:21:22,909 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60c202bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 12:21:22, skipping insertion in model container [2020-07-01 12:21:22,909 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:21:22" (3/4) ... [2020-07-01 12:21:22,909 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60c202bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 12:21:22, skipping insertion in model container [2020-07-01 12:21:22,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 12:21:22" (4/4) ... [2020-07-01 12:21:22,911 INFO L109 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-07-01 12:21:22,921 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2020-07-01 12:21:22,929 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2020-07-01 12:21:22,943 INFO L251 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2020-07-01 12:21:22,970 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-01 12:21:22,970 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-01 12:21:22,970 INFO L377 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-01 12:21:22,971 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-01 12:21:22,971 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-01 12:21:22,971 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-01 12:21:22,971 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-01 12:21:22,971 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-01 12:21:22,986 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states. [2020-07-01 12:21:22,992 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-01 12:21:22,995 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 11 states. [2020-07-01 12:21:22,999 INFO L268 CegarLoopResult]: For program point L34-1(lines 13 69) no Hoare annotation was computed. [2020-07-01 12:21:22,999 INFO L268 CegarLoopResult]: For program point L64-1(lines 13 69) no Hoare annotation was computed. [2020-07-01 12:21:22,999 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-01 12:21:23,000 INFO L268 CegarLoopResult]: For program point L29-1(lines 13 69) no Hoare annotation was computed. [2020-07-01 12:21:23,000 INFO L268 CegarLoopResult]: For program point L24-1(lines 13 69) no Hoare annotation was computed. [2020-07-01 12:21:23,000 INFO L268 CegarLoopResult]: For program point L54-1(lines 13 69) no Hoare annotation was computed. [2020-07-01 12:21:23,000 INFO L268 CegarLoopResult]: For program point L19(lines 19 23) no Hoare annotation was computed. [2020-07-01 12:21:23,000 INFO L268 CegarLoopResult]: For program point L19-2(lines 13 69) no Hoare annotation was computed. [2020-07-01 12:21:23,000 INFO L268 CegarLoopResult]: For program point L49-1(lines 13 69) no Hoare annotation was computed. [2020-07-01 12:21:23,001 INFO L268 CegarLoopResult]: For program point L44-1(lines 13 69) no Hoare annotation was computed. [2020-07-01 12:21:23,001 INFO L268 CegarLoopResult]: For program point L39-1(lines 13 69) no Hoare annotation was computed. [2020-07-01 12:21:23,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 12:21:23 BasicIcfg [2020-07-01 12:21:23,004 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-01 12:21:23,005 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-07-01 12:21:23,005 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-07-01 12:21:23,009 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-07-01 12:21:23,010 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:21:23,010 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.07 12:21:22" (1/5) ... [2020-07-01 12:21:23,010 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@38d590be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.07 12:21:23, skipping insertion in model container [2020-07-01 12:21:23,011 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:21:23,011 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:21:22" (2/5) ... [2020-07-01 12:21:23,011 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@38d590be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.07 12:21:23, skipping insertion in model container [2020-07-01 12:21:23,011 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:21:23,011 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:21:22" (3/5) ... [2020-07-01 12:21:23,012 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@38d590be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 12:21:23, skipping insertion in model container [2020-07-01 12:21:23,012 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:21:23,012 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 12:21:22" (4/5) ... [2020-07-01 12:21:23,012 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@38d590be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 12:21:23, skipping insertion in model container [2020-07-01 12:21:23,012 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:21:23,013 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 12:21:23" (5/5) ... [2020-07-01 12:21:23,014 INFO L371 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-07-01 12:21:23,043 INFO L356 BuchiCegarLoop]: Interprodecural is true [2020-07-01 12:21:23,043 INFO L357 BuchiCegarLoop]: Hoare is true [2020-07-01 12:21:23,043 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-01 12:21:23,044 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-01 12:21:23,044 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-01 12:21:23,044 INFO L361 BuchiCegarLoop]: Difference is false [2020-07-01 12:21:23,044 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-01 12:21:23,044 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-07-01 12:21:23,048 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2020-07-01 12:21:23,065 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-07-01 12:21:23,066 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-01 12:21:23,066 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-01 12:21:23,072 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-01 12:21:23,072 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-07-01 12:21:23,072 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2020-07-01 12:21:23,072 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states. [2020-07-01 12:21:23,074 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-07-01 12:21:23,074 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-01 12:21:23,074 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-01 12:21:23,075 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-01 12:21:23,075 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-07-01 12:21:23,080 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue [87] ULTIMATE.startENTRY-->L19: Formula: (and (= v_ULTIMATE.start_main_~y~0_1 |v_ULTIMATE.start_main_#t~nondet0_4|) (= v_ULTIMATE.start_main_~z~0_1 |v_ULTIMATE.start_main_#t~nondet1_4|)) InVars {} OutVars{ULTIMATE.start_main_#t~nondet0=|v_ULTIMATE.start_main_#t~nondet0_1|, ULTIMATE.start_main_#t~nondet1=|v_ULTIMATE.start_main_#t~nondet1_1|, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_1|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_1|, ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_1, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_1, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_1} AuxVars[|v_ULTIMATE.start_main_#t~nondet1_4|, |v_ULTIMATE.start_main_#t~nondet0_4|] AssignedVars[ULTIMATE.start_main_#t~nondet0, ULTIMATE.start_main_#t~nondet1, ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_#res, ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0, ULTIMATE.start_main_~x~0] 13#L19true [107] L19-->L19-2: Formula: (and (< 0 |v_ULTIMATE.start_main_#t~nondet2_3|) (= v_ULTIMATE.start_main_~x~0_4 1)) InVars {ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_3|} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_4, ULTIMATE.start_main_#t~nondet2=|v_ULTIMATE.start_main_#t~nondet2_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet2, ULTIMATE.start_main_~x~0] 9#L19-2true [75] L19-2-->L24-1: Formula: (and (< 0 v_ULTIMATE.start_main_~x~0_7) (= v_ULTIMATE.start_main_~x~0_6 (+ v_ULTIMATE.start_main_~x~0_7 1))) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_7} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_6} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 12#L24-1true [92] L24-1-->L29-1: Formula: (and (= v_ULTIMATE.start_main_~x~0_10 (+ v_ULTIMATE.start_main_~x~0_11 1)) (< 0 v_ULTIMATE.start_main_~x~0_11)) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_11} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_10} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 11#L29-1true [77] L29-1-->L34-1: Formula: (and (< 0 v_ULTIMATE.start_main_~x~0_15) (= v_ULTIMATE.start_main_~x~0_14 (+ v_ULTIMATE.start_main_~x~0_15 1))) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_15} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_14} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 10#L34-1true [90] L34-1-->L39-1: Formula: (and (< 0 v_ULTIMATE.start_main_~x~0_19) (= v_ULTIMATE.start_main_~x~0_18 (+ v_ULTIMATE.start_main_~x~0_19 1))) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_19} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_18} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 8#L39-1true [73] L39-1-->L44-1: Formula: (and (= v_ULTIMATE.start_main_~x~0_22 (+ v_ULTIMATE.start_main_~x~0_23 1)) (< 0 v_ULTIMATE.start_main_~x~0_23)) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_23} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_22} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 7#L44-1true [88] L44-1-->L49-1: Formula: (and (< 0 v_ULTIMATE.start_main_~x~0_27) (= v_ULTIMATE.start_main_~x~0_26 (+ v_ULTIMATE.start_main_~x~0_27 1))) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_27} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_26} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 6#L49-1true [103] L49-1-->L54-1: Formula: (and (= v_ULTIMATE.start_main_~x~0_32 (+ v_ULTIMATE.start_main_~x~0_33 (- 1))) (>= 0 v_ULTIMATE.start_main_~x~0_33)) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_33} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_32} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 4#L54-1true [104] L54-1-->L64-1: Formula: (and (>= 0 v_ULTIMATE.start_main_~x~0_37) (= v_ULTIMATE.start_main_~x~0_36 (+ v_ULTIMATE.start_main_~x~0_37 (- 1)))) InVars {ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_37} OutVars{ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_36} AuxVars[] AssignedVars[ULTIMATE.start_main_~x~0] 3#L64-1true [2020-07-01 12:21:23,081 INFO L796 eck$LassoCheckResult]: Loop: 3#L64-1true [84] L64-1-->L64-1: Formula: (and (< v_ULTIMATE.start_main_~y~0_8 100) (= v_ULTIMATE.start_main_~y~0_7 (+ v_ULTIMATE.start_main_~x~0_38 v_ULTIMATE.start_main_~y~0_8)) (= v_ULTIMATE.start_main_~z~0_7 (+ v_ULTIMATE.start_main_~z~0_8 (* v_ULTIMATE.start_main_~x~0_38 (- 1)))) (< v_ULTIMATE.start_main_~z~0_8 100)) InVars {ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_8, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_8, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_38} OutVars{ULTIMATE.start_main_~y~0=v_ULTIMATE.start_main_~y~0_7, ULTIMATE.start_main_~z~0=v_ULTIMATE.start_main_~z~0_7, ULTIMATE.start_main_~x~0=v_ULTIMATE.start_main_~x~0_38} AuxVars[] AssignedVars[ULTIMATE.start_main_~y~0, ULTIMATE.start_main_~z~0] 3#L64-1true [2020-07-01 12:21:23,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:21:23,087 INFO L82 PathProgramCache]: Analyzing trace with hash -1935283229, now seen corresponding path program 1 times [2020-07-01 12:21:23,097 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:21:23,097 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368569675] [2020-07-01 12:21:23,098 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:21:23,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-01 12:21:23,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-01 12:21:23,256 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368569675] [2020-07-01 12:21:23,257 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-01 12:21:23,257 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-01 12:21:23,258 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204640373] [2020-07-01 12:21:23,263 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-07-01 12:21:23,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:21:23,264 INFO L82 PathProgramCache]: Analyzing trace with hash 115, now seen corresponding path program 1 times [2020-07-01 12:21:23,264 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:21:23,264 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363163581] [2020-07-01 12:21:23,264 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:21:23,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:21:23,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:21:23,290 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 12:21:23,330 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-01 12:21:23,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-01 12:21:23,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-01 12:21:23,346 INFO L87 Difference]: Start difference. First operand 11 states. Second operand 3 states. [2020-07-01 12:21:23,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-01 12:21:23,441 INFO L93 Difference]: Finished difference Result 19 states and 29 transitions. [2020-07-01 12:21:23,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-01 12:21:23,444 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.AssertionError: unknown kind of automaton at de.uni_freiburg.informatik.ultimate.automata.AutomatonDefinitionPrinter.printAutomaton(AutomatonDefinitionPrinter.java:349) at de.uni_freiburg.informatik.ultimate.automata.AutomatonDefinitionPrinter.toString(AutomatonDefinitionPrinter.java:186) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.TermcompProofBenchmark.reportFiniteModule(TermcompProofBenchmark.java:61) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.refineFinite(BuchiCegarLoop.java:978) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.iterate(BuchiCegarLoop.java:532) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:380) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-01 12:21:23,448 INFO L168 Benchmark]: Toolchain (without parser) took 1265.70 ms. Allocated memory was 649.6 MB in the beginning and 691.5 MB in the end (delta: 41.9 MB). Free memory was 556.1 MB in the beginning and 585.3 MB in the end (delta: -29.2 MB). Peak memory consumption was 12.8 MB. Max. memory is 50.3 GB. [2020-07-01 12:21:23,449 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 577.8 MB. There was no memory consumed. Max. memory is 50.3 GB. [2020-07-01 12:21:23,450 INFO L168 Benchmark]: CACSL2BoogieTranslator took 310.15 ms. Allocated memory was 649.6 MB in the beginning and 691.5 MB in the end (delta: 41.9 MB). Free memory was 556.1 MB in the beginning and 653.5 MB in the end (delta: -97.4 MB). Peak memory consumption was 28.3 MB. Max. memory is 50.3 GB. [2020-07-01 12:21:23,450 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.68 ms. Allocated memory is still 691.5 MB. Free memory was 653.5 MB in the beginning and 652.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. [2020-07-01 12:21:23,451 INFO L168 Benchmark]: Boogie Preprocessor took 21.93 ms. Allocated memory is still 691.5 MB. Free memory was 652.2 MB in the beginning and 650.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. [2020-07-01 12:21:23,452 INFO L168 Benchmark]: RCFGBuilder took 265.04 ms. Allocated memory is still 691.5 MB. Free memory was 650.8 MB in the beginning and 633.9 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 50.3 GB. [2020-07-01 12:21:23,452 INFO L168 Benchmark]: BlockEncodingV2 took 84.87 ms. Allocated memory is still 691.5 MB. Free memory was 633.9 MB in the beginning and 627.1 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 50.3 GB. [2020-07-01 12:21:23,453 INFO L168 Benchmark]: TraceAbstraction took 100.64 ms. Allocated memory is still 691.5 MB. Free memory was 627.1 MB in the beginning and 620.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 50.3 GB. [2020-07-01 12:21:23,453 INFO L168 Benchmark]: BuchiAutomizer took 440.63 ms. Allocated memory is still 691.5 MB. Free memory was 620.4 MB in the beginning and 585.3 MB in the end (delta: 35.1 MB). Peak memory consumption was 35.1 MB. Max. memory is 50.3 GB. [2020-07-01 12:21:23,457 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 15 locations, 25 edges - StatisticsResult: Encoded RCFG 11 locations, 21 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 577.8 MB. There was no memory consumed. Max. memory is 50.3 GB. * CACSL2BoogieTranslator took 310.15 ms. Allocated memory was 649.6 MB in the beginning and 691.5 MB in the end (delta: 41.9 MB). Free memory was 556.1 MB in the beginning and 653.5 MB in the end (delta: -97.4 MB). Peak memory consumption was 28.3 MB. Max. memory is 50.3 GB. * Boogie Procedure Inliner took 36.68 ms. Allocated memory is still 691.5 MB. Free memory was 653.5 MB in the beginning and 652.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. * Boogie Preprocessor took 21.93 ms. Allocated memory is still 691.5 MB. Free memory was 652.2 MB in the beginning and 650.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. * RCFGBuilder took 265.04 ms. Allocated memory is still 691.5 MB. Free memory was 650.8 MB in the beginning and 633.9 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 50.3 GB. * BlockEncodingV2 took 84.87 ms. Allocated memory is still 691.5 MB. Free memory was 633.9 MB in the beginning and 627.1 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 50.3 GB. * TraceAbstraction took 100.64 ms. Allocated memory is still 691.5 MB. Free memory was 627.1 MB in the beginning and 620.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 50.3 GB. * BuchiAutomizer took 440.63 ms. Allocated memory is still 691.5 MB. Free memory was 620.4 MB in the beginning and 585.3 MB in the end (delta: 35.1 MB). Peak memory consumption was 35.1 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 1 procedures, 11 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=11occurred 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 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: AssertionError: unknown kind of automaton de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: AssertionError: unknown kind of automaton: de.uni_freiburg.informatik.ultimate.automata.AutomatonDefinitionPrinter.printAutomaton(AutomatonDefinitionPrinter.java:349) RESULT: Ultimate could not prove your program: Toolchain returned no result. !SESSION 2020-07-01 12:21:18.929 ----------------------------------------------- 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_9GhBwI/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c !ENTRY org.eclipse.core.resources 2 10035 2020-07-01 12:21:23.691 !MESSAGE The workspace will exit with unsaved changes in this session. Received shutdown request... Ultimate: GTK+ Version Check