/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 12:48:52,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-01 12:48:52,168 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-01 12:48:52,179 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-01 12:48:52,180 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-01 12:48:52,180 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-01 12:48:52,182 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-01 12:48:52,183 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-01 12:48:52,185 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-01 12:48:52,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-01 12:48:52,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-01 12:48:52,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-01 12:48:52,188 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-01 12:48:52,189 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-01 12:48:52,190 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-01 12:48:52,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-01 12:48:52,192 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-01 12:48:52,193 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-01 12:48:52,194 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-01 12:48:52,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-01 12:48:52,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-01 12:48:52,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-01 12:48:52,200 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-01 12:48:52,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-01 12:48:52,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-01 12:48:52,203 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-01 12:48:52,203 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-01 12:48:52,204 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-01 12:48:52,204 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-01 12:48:52,205 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-01 12:48:52,205 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-01 12:48:52,206 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-01 12:48:52,207 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-01 12:48:52,208 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-01 12:48:52,208 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-01 12:48:52,209 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-01 12:48:52,209 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-01 12:48:52,209 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-01 12:48:52,210 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-01 12:48:52,210 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-01 12:48:52,211 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-01 12:48:52,212 INFO L101 SettingsManager]: Beginning loading settings from /export/starexec/sandbox/solver/bin/./../termcomp2017.epf [2020-07-01 12:48:52,226 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-01 12:48:52,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-01 12:48:52,228 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-01 12:48:52,228 INFO L138 SettingsManager]: * Rewrite not-equals=true [2020-07-01 12:48:52,228 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-01 12:48:52,228 INFO L138 SettingsManager]: * Minimize states using LBE with the strategy=SINGLE [2020-07-01 12:48:52,228 INFO L138 SettingsManager]: * Use SBE=true [2020-07-01 12:48:52,228 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-07-01 12:48:52,229 INFO L138 SettingsManager]: * Use old map elimination=false [2020-07-01 12:48:52,229 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-07-01 12:48:52,229 INFO L138 SettingsManager]: * Buchi interpolant automaton construction strategy=DANDELION [2020-07-01 12:48:52,229 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-07-01 12:48:52,229 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-07-01 12:48:52,229 INFO L138 SettingsManager]: * Construct termination proof for TermComp=true [2020-07-01 12:48:52,230 INFO L138 SettingsManager]: * Command for external solver (GNTA synthesis)=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:12000 [2020-07-01 12:48:52,230 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-01 12:48:52,230 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-01 12:48:52,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-01 12:48:52,230 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-01 12:48:52,230 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-07-01 12:48:52,231 INFO L138 SettingsManager]: * How to treat unsigned ints differently from normal ones=IGNORE [2020-07-01 12:48:52,231 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-01 12:48:52,231 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-01 12:48:52,231 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-07-01 12:48:52,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:4560 -smt2 -in -t:5000 [2020-07-01 12:48:52,231 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-01 12:48:52,232 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-01 12:48:52,232 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-01 12:48:52,232 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-01 12:48:52,398 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-01 12:48:52,412 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-01 12:48:52,415 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-01 12:48:52,417 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-01 12:48:52,417 INFO L275 PluginConnector]: CDTParser initialized [2020-07-01 12:48:52,418 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /export/starexec/sandbox/benchmark/theBenchmark.c [2020-07-01 12:48:52,485 INFO L220 CDTParser]: Created temporary CDT project at /export/starexec/sandbox/tmp/BenchExec_run_WetAHk/tmp/d02e5ac5c0b8490f92f1da73d9101ccf/FLAGb9699bd9b [2020-07-01 12:48:52,843 INFO L306 CDTParser]: Found 1 translation units. [2020-07-01 12:48:52,844 INFO L160 CDTParser]: Scanning /export/starexec/sandbox/benchmark/theBenchmark.c [2020-07-01 12:48:52,845 WARN L117 ultiparseSymbolTable]: System include stdlib.h could not be resolved by CDT -- only built-in system includes are available. [2020-07-01 12:48:52,851 INFO L349 CDTParser]: About to delete temporary CDT project at /export/starexec/sandbox/tmp/BenchExec_run_WetAHk/tmp/d02e5ac5c0b8490f92f1da73d9101ccf/FLAGb9699bd9b [2020-07-01 12:48:53,232 INFO L357 CDTParser]: Successfully deleted /export/starexec/sandbox/tmp/BenchExec_run_WetAHk/tmp/d02e5ac5c0b8490f92f1da73d9101ccf [2020-07-01 12:48:53,243 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-01 12:48:53,245 INFO L131 ToolchainWalker]: Walking toolchain with 7 elements. [2020-07-01 12:48:53,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-01 12:48:53,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-01 12:48:53,249 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-01 12:48:53,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.07 12:48:53" (1/1) ... [2020-07-01 12:48:53,253 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e3d71f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:48:53, skipping insertion in model container [2020-07-01 12:48:53,253 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.07 12:48:53" (1/1) ... [2020-07-01 12:48:53,261 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-01 12:48:53,278 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-01 12:48:53,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-01 12:48:53,514 INFO L203 MainTranslator]: Completed pre-run [2020-07-01 12:48:53,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-01 12:48:53,546 INFO L208 MainTranslator]: Completed translation [2020-07-01 12:48:53,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:48:53 WrapperNode [2020-07-01 12:48:53,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-01 12:48:53,548 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-01 12:48:53,548 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-01 12:48:53,548 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-01 12:48:53,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:48:53" (1/1) ... [2020-07-01 12:48:53,565 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:48:53" (1/1) ... [2020-07-01 12:48:53,586 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-01 12:48:53,586 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-01 12:48:53,586 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-01 12:48:53,586 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-01 12:48:53,596 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:48:53" (1/1) ... [2020-07-01 12:48:53,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:48:53" (1/1) ... [2020-07-01 12:48:53,597 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:48:53" (1/1) ... [2020-07-01 12:48:53,598 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:48:53" (1/1) ... [2020-07-01 12:48:53,603 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:48:53" (1/1) ... [2020-07-01 12:48:53,607 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:48:53" (1/1) ... [2020-07-01 12:48:53,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:48:53" (1/1) ... [2020-07-01 12:48:53,610 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-01 12:48:53,611 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-01 12:48:53,611 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-01 12:48:53,611 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-01 12:48:53,612 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:48:53" (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 12:48:53,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-01 12:48:53,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-01 12:48:53,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-01 12:48:53,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-01 12:48:53,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-01 12:48:53,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-01 12:48:53,886 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-01 12:48:53,886 INFO L295 CfgBuilder]: Removed 8 assume(true) statements. [2020-07-01 12:48:53,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:48:53 BoogieIcfgContainer [2020-07-01 12:48:53,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-01 12:48:53,891 INFO L113 PluginConnector]: ------------------------BlockEncodingV2---------------------------- [2020-07-01 12:48:53,891 INFO L271 PluginConnector]: Initializing BlockEncodingV2... [2020-07-01 12:48:53,893 INFO L275 PluginConnector]: BlockEncodingV2 initialized [2020-07-01 12:48:53,894 INFO L185 PluginConnector]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:48:53" (1/1) ... [2020-07-01 12:48:53,907 INFO L313 BlockEncoder]: Initial Icfg 23 locations, 27 edges [2020-07-01 12:48:53,909 INFO L258 BlockEncoder]: Using Remove infeasible edges [2020-07-01 12:48:53,909 INFO L263 BlockEncoder]: Using Maximize final states [2020-07-01 12:48:53,910 INFO L270 BlockEncoder]: Using Minimize states even if more edges are added than removed.=false [2020-07-01 12:48:53,910 INFO L276 BlockEncoder]: Using Minimize states using LBE with the strategy=SINGLE [2020-07-01 12:48:53,913 INFO L296 BlockEncoder]: Using Remove sink states [2020-07-01 12:48:53,913 INFO L171 BlockEncoder]: Using Apply optimizations until nothing changes=true [2020-07-01 12:48:53,914 INFO L179 BlockEncoder]: Using Rewrite not-equals [2020-07-01 12:48:53,932 INFO L185 BlockEncoder]: Using Use SBE [2020-07-01 12:48:53,952 INFO L200 BlockEncoder]: SBE split 7 edges [2020-07-01 12:48:53,956 INFO L70 emoveInfeasibleEdges]: Removed 2 edges and 0 locations because of local infeasibility [2020-07-01 12:48:53,958 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 12:48:53,995 INFO L100 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2020-07-01 12:48:53,998 INFO L70 RemoveSinkStates]: Removed 1 edges and 1 locations by removing sink states [2020-07-01 12:48:53,999 INFO L70 emoveInfeasibleEdges]: Removed 0 edges and 0 locations because of local infeasibility [2020-07-01 12:48:53,999 INFO L71 MaximizeFinalStates]: 0 new accepting states [2020-07-01 12:48:54,000 INFO L100 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2020-07-01 12:48:54,000 INFO L70 RemoveSinkStates]: Removed 0 edges and 0 locations by removing sink states [2020-07-01 12:48:54,001 INFO L313 BlockEncoder]: Encoded RCFG 14 locations, 23 edges [2020-07-01 12:48:54,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 12:48:54 BasicIcfg [2020-07-01 12:48:54,001 INFO L132 PluginConnector]: ------------------------ END BlockEncodingV2---------------------------- [2020-07-01 12:48:54,003 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-01 12:48:54,003 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-01 12:48:54,006 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-01 12:48:54,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.07 12:48:53" (1/4) ... [2020-07-01 12:48:54,007 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56146078 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 12:48:54, skipping insertion in model container [2020-07-01 12:48:54,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:48:53" (2/4) ... [2020-07-01 12:48:54,008 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56146078 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.07 12:48:54, skipping insertion in model container [2020-07-01 12:48:54,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:48:53" (3/4) ... [2020-07-01 12:48:54,008 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56146078 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 12:48:54, skipping insertion in model container [2020-07-01 12:48:54,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 12:48:54" (4/4) ... [2020-07-01 12:48:54,010 INFO L109 eAbstractionObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-07-01 12:48:54,021 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2020-07-01 12:48:54,028 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2020-07-01 12:48:54,041 INFO L251 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-07-01 12:48:54,065 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-01 12:48:54,065 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-01 12:48:54,065 INFO L377 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-01 12:48:54,065 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-01 12:48:54,065 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-01 12:48:54,065 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-01 12:48:54,066 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-01 12:48:54,066 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-01 12:48:54,080 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states. [2020-07-01 12:48:54,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-07-01 12:48:54,086 INFO L414 BasicCegarLoop]: Found error trace [2020-07-01 12:48:54,087 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-07-01 12:48:54,088 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION]=== [2020-07-01 12:48:54,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:48:54,094 INFO L82 PathProgramCache]: Analyzing trace with hash 125029910, now seen corresponding path program 1 times [2020-07-01 12:48:54,104 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:48:54,104 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925694041] [2020-07-01 12:48:54,104 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:48:54,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-01 12:48:54,283 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 12:48:54,284 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [925694041] [2020-07-01 12:48:54,285 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-01 12:48:54,285 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-01 12:48:54,286 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183963565] [2020-07-01 12:48:54,291 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-01 12:48:54,291 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-01 12:48:54,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-01 12:48:54,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-01 12:48:54,309 INFO L87 Difference]: Start difference. First operand 14 states. Second operand 4 states. [2020-07-01 12:48:54,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-01 12:48:54,401 INFO L93 Difference]: Finished difference Result 15 states and 24 transitions. [2020-07-01 12:48:54,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-01 12:48:54,403 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 5 [2020-07-01 12:48:54,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-01 12:48:54,415 INFO L225 Difference]: With dead ends: 15 [2020-07-01 12:48:54,415 INFO L226 Difference]: Without dead ends: 12 [2020-07-01 12:48:54,418 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-01 12:48:54,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2020-07-01 12:48:54,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 11. [2020-07-01 12:48:54,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-01 12:48:54,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 17 transitions. [2020-07-01 12:48:54,454 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 17 transitions. Word has length 5 [2020-07-01 12:48:54,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-01 12:48:54,455 INFO L479 AbstractCegarLoop]: Abstraction has 11 states and 17 transitions. [2020-07-01 12:48:54,455 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-01 12:48:54,455 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 17 transitions. [2020-07-01 12:48:54,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-07-01 12:48:54,456 INFO L414 BasicCegarLoop]: Found error trace [2020-07-01 12:48:54,456 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-07-01 12:48:54,457 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-01 12:48:54,457 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION]=== [2020-07-01 12:48:54,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:48:54,458 INFO L82 PathProgramCache]: Analyzing trace with hash 125029912, now seen corresponding path program 1 times [2020-07-01 12:48:54,458 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:48:54,459 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526282117] [2020-07-01 12:48:54,459 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:48:54,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-01 12:48:54,502 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 12:48:54,503 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526282117] [2020-07-01 12:48:54,503 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-01 12:48:54,503 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-01 12:48:54,504 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455905981] [2020-07-01 12:48:54,505 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-01 12:48:54,505 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-01 12:48:54,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-01 12:48:54,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-01 12:48:54,506 INFO L87 Difference]: Start difference. First operand 11 states and 17 transitions. Second operand 4 states. [2020-07-01 12:48:54,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-01 12:48:54,587 INFO L93 Difference]: Finished difference Result 23 states and 30 transitions. [2020-07-01 12:48:54,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-01 12:48:54,588 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 5 [2020-07-01 12:48:54,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-01 12:48:54,589 INFO L225 Difference]: With dead ends: 23 [2020-07-01 12:48:54,589 INFO L226 Difference]: Without dead ends: 20 [2020-07-01 12:48:54,590 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-01 12:48:54,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2020-07-01 12:48:54,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 16. [2020-07-01 12:48:54,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2020-07-01 12:48:54,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 26 transitions. [2020-07-01 12:48:54,596 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 26 transitions. Word has length 5 [2020-07-01 12:48:54,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-01 12:48:54,596 INFO L479 AbstractCegarLoop]: Abstraction has 16 states and 26 transitions. [2020-07-01 12:48:54,596 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-01 12:48:54,596 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 26 transitions. [2020-07-01 12:48:54,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-07-01 12:48:54,597 INFO L414 BasicCegarLoop]: Found error trace [2020-07-01 12:48:54,597 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-07-01 12:48:54,597 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-01 12:48:54,597 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION]=== [2020-07-01 12:48:54,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:48:54,598 INFO L82 PathProgramCache]: Analyzing trace with hash 125029913, now seen corresponding path program 1 times [2020-07-01 12:48:54,598 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:48:54,598 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835368371] [2020-07-01 12:48:54,599 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:48:54,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-01 12:48:54,661 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 12:48:54,661 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835368371] [2020-07-01 12:48:54,684 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-01 12:48:54,685 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-01 12:48:54,685 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128845427] [2020-07-01 12:48:54,685 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-01 12:48:54,685 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-01 12:48:54,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-01 12:48:54,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-01 12:48:54,686 INFO L87 Difference]: Start difference. First operand 16 states and 26 transitions. Second operand 5 states. [2020-07-01 12:48:54,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-01 12:48:54,781 INFO L93 Difference]: Finished difference Result 20 states and 27 transitions. [2020-07-01 12:48:54,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-01 12:48:54,782 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 5 [2020-07-01 12:48:54,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-01 12:48:54,782 INFO L225 Difference]: With dead ends: 20 [2020-07-01 12:48:54,782 INFO L226 Difference]: Without dead ends: 17 [2020-07-01 12:48:54,783 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-07-01 12:48:54,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2020-07-01 12:48:54,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 16. [2020-07-01 12:48:54,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2020-07-01 12:48:54,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 23 transitions. [2020-07-01 12:48:54,788 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 23 transitions. Word has length 5 [2020-07-01 12:48:54,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-01 12:48:54,788 INFO L479 AbstractCegarLoop]: Abstraction has 16 states and 23 transitions. [2020-07-01 12:48:54,788 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-01 12:48:54,788 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2020-07-01 12:48:54,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-07-01 12:48:54,789 INFO L414 BasicCegarLoop]: Found error trace [2020-07-01 12:48:54,789 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2020-07-01 12:48:54,789 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-01 12:48:54,789 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION]=== [2020-07-01 12:48:54,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:48:54,790 INFO L82 PathProgramCache]: Analyzing trace with hash 1028701616, now seen corresponding path program 1 times [2020-07-01 12:48:54,790 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:48:54,790 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629846063] [2020-07-01 12:48:54,790 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:48:54,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-01 12:48:54,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-01 12:48:54,852 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629846063] [2020-07-01 12:48:54,853 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1947022218] [2020-07-01 12:48:54,853 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-01 12:48:54,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-01 12:48:54,903 INFO L264 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-01 12:48:54,908 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-01 12:48:54,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-01 12:48:54,962 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-01 12:48:54,962 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2020-07-01 12:48:54,962 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250464337] [2020-07-01 12:48:54,963 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-01 12:48:54,963 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-01 12:48:54,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-01 12:48:54,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-07-01 12:48:54,964 INFO L87 Difference]: Start difference. First operand 16 states and 23 transitions. Second operand 7 states. [2020-07-01 12:48:55,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-01 12:48:55,035 INFO L93 Difference]: Finished difference Result 20 states and 24 transitions. [2020-07-01 12:48:55,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-01 12:48:55,037 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 8 [2020-07-01 12:48:55,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-01 12:48:55,037 INFO L225 Difference]: With dead ends: 20 [2020-07-01 12:48:55,037 INFO L226 Difference]: Without dead ends: 17 [2020-07-01 12:48:55,038 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-07-01 12:48:55,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2020-07-01 12:48:55,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 16. [2020-07-01 12:48:55,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2020-07-01 12:48:55,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 20 transitions. [2020-07-01 12:48:55,042 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 20 transitions. Word has length 8 [2020-07-01 12:48:55,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-01 12:48:55,043 INFO L479 AbstractCegarLoop]: Abstraction has 16 states and 20 transitions. [2020-07-01 12:48:55,043 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-01 12:48:55,043 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2020-07-01 12:48:55,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-07-01 12:48:55,044 INFO L414 BasicCegarLoop]: Found error trace [2020-07-01 12:48:55,044 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2020-07-01 12:48:55,244 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-01 12:48:55,245 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION]=== [2020-07-01 12:48:55,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:48:55,246 INFO L82 PathProgramCache]: Analyzing trace with hash 1028701617, now seen corresponding path program 1 times [2020-07-01 12:48:55,246 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:48:55,246 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094532771] [2020-07-01 12:48:55,246 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:48:55,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-01 12:48:55,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-01 12:48:55,297 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094532771] [2020-07-01 12:48:55,297 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2123945953] [2020-07-01 12:48:55,298 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-01 12:48:55,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-01 12:48:55,334 INFO L264 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-01 12:48:55,335 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-01 12:48:55,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-01 12:48:55,370 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-01 12:48:55,371 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2020-07-01 12:48:55,371 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413802287] [2020-07-01 12:48:55,371 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-01 12:48:55,372 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-01 12:48:55,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-01 12:48:55,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-07-01 12:48:55,372 INFO L87 Difference]: Start difference. First operand 16 states and 20 transitions. Second operand 5 states. [2020-07-01 12:48:55,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-01 12:48:55,437 INFO L93 Difference]: Finished difference Result 31 states and 38 transitions. [2020-07-01 12:48:55,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-01 12:48:55,438 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 8 [2020-07-01 12:48:55,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-01 12:48:55,438 INFO L225 Difference]: With dead ends: 31 [2020-07-01 12:48:55,438 INFO L226 Difference]: Without dead ends: 16 [2020-07-01 12:48:55,439 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-07-01 12:48:55,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2020-07-01 12:48:55,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2020-07-01 12:48:55,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2020-07-01 12:48:55,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 19 transitions. [2020-07-01 12:48:55,443 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 19 transitions. Word has length 8 [2020-07-01 12:48:55,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-01 12:48:55,444 INFO L479 AbstractCegarLoop]: Abstraction has 16 states and 19 transitions. [2020-07-01 12:48:55,444 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-01 12:48:55,444 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2020-07-01 12:48:55,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-07-01 12:48:55,444 INFO L414 BasicCegarLoop]: Found error trace [2020-07-01 12:48:55,444 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2020-07-01 12:48:55,645 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-01 12:48:55,645 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1REQUIRES_VIOLATION, ULTIMATE.startErr0REQUIRES_VIOLATION, ULTIMATE.startErr5REQUIRES_VIOLATION, ULTIMATE.startErr4REQUIRES_VIOLATION, ULTIMATE.startErr3REQUIRES_VIOLATION, ULTIMATE.startErr2REQUIRES_VIOLATION]=== [2020-07-01 12:48:55,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:48:55,646 INFO L82 PathProgramCache]: Analyzing trace with hash -1348707208, now seen corresponding path program 1 times [2020-07-01 12:48:55,646 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:48:55,646 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037310252] [2020-07-01 12:48:55,647 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:48:55,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-01 12:48:55,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-01 12:48:55,696 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037310252] [2020-07-01 12:48:55,696 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [735118442] [2020-07-01 12:48:55,696 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /export/starexec/sandbox/solver/bin/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-01 12:48:55,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-01 12:48:55,729 INFO L264 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 20 conjunts are in the unsatisfiable core [2020-07-01 12:48:55,730 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-01 12:48:55,776 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2020-07-01 12:48:55,776 INFO L539 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-07-01 12:48:55,785 INFO L619 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-01 12:48:55,790 INFO L539 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-07-01 12:48:55,790 INFO L239 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:15, output treesize:22 [2020-07-01 12:48:55,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-01 12:48:55,836 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-01 12:48:55,836 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2020-07-01 12:48:55,837 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604674589] [2020-07-01 12:48:55,837 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-01 12:48:55,837 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-01 12:48:55,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-01 12:48:55,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-01 12:48:55,838 INFO L87 Difference]: Start difference. First operand 16 states and 19 transitions. Second operand 6 states. [2020-07-01 12:48:55,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-01 12:48:55,965 INFO L93 Difference]: Finished difference Result 16 states and 19 transitions. [2020-07-01 12:48:55,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-01 12:48:55,965 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 8 [2020-07-01 12:48:55,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-01 12:48:55,966 INFO L225 Difference]: With dead ends: 16 [2020-07-01 12:48:55,966 INFO L226 Difference]: Without dead ends: 0 [2020-07-01 12:48:55,966 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-07-01 12:48:55,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-01 12:48:55,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-01 12:48:55,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-01 12:48:55,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-01 12:48:55,967 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 8 [2020-07-01 12:48:55,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-01 12:48:55,967 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-01 12:48:55,968 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-01 12:48:55,968 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-01 12:48:55,968 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-01 12:48:56,168 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-01 12:48:56,171 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-01 12:48:56,471 WARN L192 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 54 [2020-07-01 12:48:56,659 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2020-07-01 12:48:56,663 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-01 12:48:56,663 INFO L268 CegarLoopResult]: For program point L23(lines 23 25) no Hoare annotation was computed. [2020-07-01 12:48:56,663 INFO L268 CegarLoopResult]: For program point L23-2(lines 23 25) no Hoare annotation was computed. [2020-07-01 12:48:56,663 INFO L268 CegarLoopResult]: For program point L15(line 15) no Hoare annotation was computed. [2020-07-01 12:48:56,663 INFO L268 CegarLoopResult]: For program point L15-2(line 15) no Hoare annotation was computed. [2020-07-01 12:48:56,664 INFO L268 CegarLoopResult]: For program point L13-1(lines 13 16) no Hoare annotation was computed. [2020-07-01 12:48:56,664 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr5REQUIRES_VIOLATION(line 15) no Hoare annotation was computed. [2020-07-01 12:48:56,664 INFO L264 CegarLoopResult]: At program point L13-3(lines 13 16) the Hoare annotation is: (let ((.cse10 (select |#length| ULTIMATE.start_sumOfThirdBytes_~p~0.base)) (.cse12 (select |#length| |ULTIMATE.start_sumOfThirdBytes_~#numbers.base|))) (let ((.cse0 (<= 4 .cse12)) (.cse1 (<= 2 ULTIMATE.start_sumOfThirdBytes_~p~0.offset)) (.cse2 (<= 1 ULTIMATE.start_main_~array_size~0)) (.cse8 (= (mod (* .cse12 3) (- 4)) 0)) (.cse9 (<= ULTIMATE.start_sumOfThirdBytes_~array_size (div (* .cse12 (- 1)) (- 4)))) (.cse3 (= 1 (select |#valid| ULTIMATE.start_sumOfThirdBytes_~p~0.base))) (.cse4 (<= (+ ULTIMATE.start_sumOfThirdBytes_~p~0.offset 2) .cse10)) (.cse5 (= 0 ULTIMATE.start_sumOfThirdBytes_~i~0)) (.cse6 (= 0 |ULTIMATE.start_sumOfThirdBytes_~#numbers.offset|)) (.cse11 (= 0 (mod (* .cse10 3) (- 4)))) (.cse7 (= 1 (select |#valid| |ULTIMATE.start_sumOfThirdBytes_~#numbers.base|)))) (or (and .cse0 .cse1 .cse2 (<= ULTIMATE.start_main_~array_size~0 1) (<= ULTIMATE.start_sumOfThirdBytes_~array_size 1) .cse3 .cse4 .cse5 .cse6 .cse7) (and (<= 6 ULTIMATE.start_sumOfThirdBytes_~p~0.offset) (<= 1 ULTIMATE.start_sumOfThirdBytes_~i~0) .cse2 .cse8 .cse9 (<= (+ (div (+ (* ULTIMATE.start_sumOfThirdBytes_~p~0.offset (- 1)) 2) (- 4)) 1) (div (* .cse10 (- 1)) (- 4))) .cse3 .cse6 .cse11 .cse7) (and .cse0 .cse1 .cse2 .cse8 .cse9 .cse3 .cse4 .cse5 .cse6 .cse11 .cse7)))) [2020-07-01 12:48:56,664 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr2REQUIRES_VIOLATION(line 15) no Hoare annotation was computed. [2020-07-01 12:48:56,665 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr1REQUIRES_VIOLATION(line 13) no Hoare annotation was computed. [2020-07-01 12:48:56,665 INFO L264 CegarLoopResult]: At program point L10-3(lines 10 17) the Hoare annotation is: (let ((.cse11 (select |#length| |ULTIMATE.start_sumOfThirdBytes_~#numbers.base|))) (let ((.cse0 (<= 4 .cse11)) (.cse4 (= 0 ULTIMATE.start_sumOfThirdBytes_~i~0)) (.cse2 (= (mod (* .cse11 3) (- 4)) 0)) (.cse3 (<= ULTIMATE.start_sumOfThirdBytes_~array_size (div (* .cse11 (- 1)) (- 4)))) (.cse9 (<= 1 ULTIMATE.start_sumOfThirdBytes_~i~0)) (.cse7 (<= ULTIMATE.start_main_~array_size~0 1)) (.cse1 (<= 1 ULTIMATE.start_main_~array_size~0)) (.cse8 (<= ULTIMATE.start_sumOfThirdBytes_~array_size 1)) (.cse5 (= 0 |ULTIMATE.start_sumOfThirdBytes_~#numbers.offset|)) (.cse6 (= 1 (select |#valid| |ULTIMATE.start_sumOfThirdBytes_~#numbers.base|)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse8 .cse4 .cse5 .cse6) (let ((.cse10 (select |#length| ULTIMATE.start_sumOfThirdBytes_~p~0.base))) (and .cse9 .cse1 .cse2 .cse3 (<= (+ (div (+ (* ULTIMATE.start_sumOfThirdBytes_~p~0.offset (- 1)) 2) (- 4)) 1) (div (* .cse10 (- 1)) (- 4))) .cse5 (= 0 (mod (* .cse10 3) (- 4))) .cse6)) (and .cse9 .cse7 .cse1 .cse8 .cse5 .cse6)))) [2020-07-01 12:48:56,665 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr4REQUIRES_VIOLATION(line 15) no Hoare annotation was computed. [2020-07-01 12:48:56,665 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr3REQUIRES_VIOLATION(line 15) no Hoare annotation was computed. [2020-07-01 12:48:56,665 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0REQUIRES_VIOLATION(line 13) no Hoare annotation was computed. [2020-07-01 12:48:56,668 INFO L308 ceAbstractionStarter]: Did not count any witness invariants because Icfg is not BoogieIcfg [2020-07-01 12:48:56,678 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,679 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,679 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,680 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,680 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,680 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,680 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,681 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,681 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,681 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,681 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,690 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,690 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,690 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,690 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,691 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,691 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,691 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,691 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,692 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,692 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,692 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,695 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,695 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,695 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,695 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,696 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,696 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,696 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,696 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,698 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,698 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,699 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,699 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,699 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,699 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,700 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,700 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 12:48:56 BasicIcfg [2020-07-01 12:48:56,702 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-01 12:48:56,703 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-07-01 12:48:56,703 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-07-01 12:48:56,706 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-07-01 12:48:56,707 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:48:56,707 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 01.07 12:48:53" (1/5) ... [2020-07-01 12:48:56,708 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5706ebc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.07 12:48:56, skipping insertion in model container [2020-07-01 12:48:56,708 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:48:56,708 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.07 12:48:53" (2/5) ... [2020-07-01 12:48:56,708 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5706ebc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 01.07 12:48:56, skipping insertion in model container [2020-07-01 12:48:56,708 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:48:56,709 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.07 12:48:53" (3/5) ... [2020-07-01 12:48:56,709 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5706ebc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 12:48:56, skipping insertion in model container [2020-07-01 12:48:56,709 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:48:56,709 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 01.07 12:48:54" (4/5) ... [2020-07-01 12:48:56,710 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5706ebc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 01.07 12:48:56, skipping insertion in model container [2020-07-01 12:48:56,710 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-01 12:48:56,710 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.07 12:48:56" (5/5) ... [2020-07-01 12:48:56,711 INFO L371 chiAutomizerObserver]: Analyzing ICFG theBenchmark.c_BEv2 [2020-07-01 12:48:56,732 INFO L356 BuchiCegarLoop]: Interprodecural is true [2020-07-01 12:48:56,733 INFO L357 BuchiCegarLoop]: Hoare is true [2020-07-01 12:48:56,733 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-01 12:48:56,733 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-01 12:48:56,733 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-01 12:48:56,733 INFO L361 BuchiCegarLoop]: Difference is false [2020-07-01 12:48:56,733 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-01 12:48:56,734 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-07-01 12:48:56,737 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states. [2020-07-01 12:48:56,742 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2020-07-01 12:48:56,742 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-01 12:48:56,742 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-01 12:48:56,746 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2020-07-01 12:48:56,746 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2020-07-01 12:48:56,746 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2020-07-01 12:48:56,747 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states. [2020-07-01 12:48:56,748 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2020-07-01 12:48:56,748 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-01 12:48:56,748 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-01 12:48:56,748 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2020-07-01 12:48:56,748 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2020-07-01 12:48:56,753 INFO L794 eck$LassoCheckResult]: Stem: 12#ULTIMATE.startENTRYtrue [102] ULTIMATE.startENTRY-->L23: Formula: (and (= |v_#valid_13| (store |v_#valid_14| 0 0)) (= 0 |v_#NULL.base_2|) (< 0 |v_#StackHeapBarrier_3|) (= 0 |v_#NULL.offset_2|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_3|, #valid=|v_#valid_14|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_3|, ULTIMATE.start_main_#t~malloc6.base=|v_ULTIMATE.start_main_#t~malloc6.base_5|, ULTIMATE.start_main_#t~nondet5=|v_ULTIMATE.start_main_#t~nondet5_6|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_4|, ULTIMATE.start_main_~array_size~0=v_ULTIMATE.start_main_~array_size~0_8, ULTIMATE.start_main_#t~malloc6.offset=|v_ULTIMATE.start_main_#t~malloc6.offset_5|, ULTIMATE.start_main_~numbers~0.base=v_ULTIMATE.start_main_~numbers~0.base_3, #valid=|v_#valid_13|, ULTIMATE.start_main_~numbers~0.offset=v_ULTIMATE.start_main_~numbers~0.offset_3, #NULL.offset=|v_#NULL.offset_2|, ULTIMATE.start_main_#t~ret7=|v_ULTIMATE.start_main_#t~ret7_4|, #NULL.base=|v_#NULL.base_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~malloc6.base, ULTIMATE.start_main_#t~nondet5, ULTIMATE.start_main_#res, ULTIMATE.start_main_~array_size~0, ULTIMATE.start_main_#t~malloc6.offset, ULTIMATE.start_main_~numbers~0.base, #valid, ULTIMATE.start_main_~numbers~0.offset, #NULL.offset, ULTIMATE.start_main_#t~ret7, #NULL.base] 15#L23true [78] L23-->L23-2: Formula: (>= v_ULTIMATE.start_main_~array_size~0_6 1) InVars {ULTIMATE.start_main_~array_size~0=v_ULTIMATE.start_main_~array_size~0_6} OutVars{ULTIMATE.start_main_~array_size~0=v_ULTIMATE.start_main_~array_size~0_6} AuxVars[] AssignedVars[] 11#L23-2true [89] L23-2-->L10-3: Formula: (and (= (store |v_#valid_4| |v_ULTIMATE.start_main_#t~malloc6.base_2| 1) |v_#valid_3|) (> 0 |v_ULTIMATE.start_main_#t~malloc6.base_2|) (= |v_ULTIMATE.start_sumOfThirdBytes_#in~numbers.offset_1| v_ULTIMATE.start_main_~numbers~0.offset_2) (= v_ULTIMATE.start_main_~numbers~0.offset_2 |v_ULTIMATE.start_main_#t~malloc6.offset_2|) (= v_ULTIMATE.start_sumOfThirdBytes_~sum~0_1 0) (= |v_ULTIMATE.start_sumOfThirdBytes_#in~numbers.base_1| v_ULTIMATE.start_main_~numbers~0.base_2) (= v_ULTIMATE.start_main_~numbers~0.base_2 |v_ULTIMATE.start_main_#t~malloc6.base_2|) (= |v_ULTIMATE.start_sumOfThirdBytes_#in~array_size_1| v_ULTIMATE.start_main_~array_size~0_7) (= v_ULTIMATE.start_sumOfThirdBytes_~i~0_1 0) (< |v_#StackHeapBarrier_2| |v_ULTIMATE.start_main_#t~malloc6.base_2|) (= v_ULTIMATE.start_sumOfThirdBytes_~array_size_1 |v_ULTIMATE.start_sumOfThirdBytes_#in~array_size_1|) (= 0 (select |v_#valid_4| |v_ULTIMATE.start_main_#t~malloc6.base_2|)) (= |v_ULTIMATE.start_sumOfThirdBytes_~#numbers.offset_1| |v_ULTIMATE.start_sumOfThirdBytes_#in~numbers.offset_1|) (= 0 |v_ULTIMATE.start_main_#t~malloc6.offset_2|) (= |v_#length_1| (store |v_#length_2| |v_ULTIMATE.start_main_#t~malloc6.base_2| (* v_ULTIMATE.start_main_~array_size~0_7 4))) (= |v_ULTIMATE.start_sumOfThirdBytes_~#numbers.base_1| |v_ULTIMATE.start_sumOfThirdBytes_#in~numbers.base_1|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_2|, #length=|v_#length_2|, #valid=|v_#valid_4|, ULTIMATE.start_main_~array_size~0=v_ULTIMATE.start_main_~array_size~0_7} OutVars{ULTIMATE.start_sumOfThirdBytes_~#numbers.offset=|v_ULTIMATE.start_sumOfThirdBytes_~#numbers.offset_1|, ULTIMATE.start_sumOfThirdBytes_~array_size=v_ULTIMATE.start_sumOfThirdBytes_~array_size_1, ULTIMATE.start_sumOfThirdBytes_#in~array_size=|v_ULTIMATE.start_sumOfThirdBytes_#in~array_size_1|, ULTIMATE.start_sumOfThirdBytes_~i~0=v_ULTIMATE.start_sumOfThirdBytes_~i~0_1, ULTIMATE.start_sumOfThirdBytes_~p~0.base=v_ULTIMATE.start_sumOfThirdBytes_~p~0.base_1, ULTIMATE.start_sumOfThirdBytes_#t~mem3=|v_ULTIMATE.start_sumOfThirdBytes_#t~mem3_1|, ULTIMATE.start_sumOfThirdBytes_~p~0.offset=v_ULTIMATE.start_sumOfThirdBytes_~p~0.offset_1, ULTIMATE.start_sumOfThirdBytes_~#numbers.base=|v_ULTIMATE.start_sumOfThirdBytes_~#numbers.base_1|, ULTIMATE.start_main_#t~malloc6.offset=|v_ULTIMATE.start_main_#t~malloc6.offset_2|, ULTIMATE.start_main_~numbers~0.base=v_ULTIMATE.start_main_~numbers~0.base_2, #length=|v_#length_1|, ULTIMATE.start_sumOfThirdBytes_#in~numbers.offset=|v_ULTIMATE.start_sumOfThirdBytes_#in~numbers.offset_1|, ULTIMATE.start_main_#t~malloc6.base=|v_ULTIMATE.start_main_#t~malloc6.base_2|, ULTIMATE.start_sumOfThirdBytes_#t~mem1=|v_ULTIMATE.start_sumOfThirdBytes_#t~mem1_1|, #StackHeapBarrier=|v_#StackHeapBarrier_2|, #valid=|v_#valid_3|, ULTIMATE.start_main_~array_size~0=v_ULTIMATE.start_main_~array_size~0_7, ULTIMATE.start_main_~numbers~0.offset=v_ULTIMATE.start_main_~numbers~0.offset_2, ULTIMATE.start_sumOfThirdBytes_#t~post0=|v_ULTIMATE.start_sumOfThirdBytes_#t~post0_1|, ULTIMATE.start_sumOfThirdBytes_#in~numbers.base=|v_ULTIMATE.start_sumOfThirdBytes_#in~numbers.base_1|, ULTIMATE.start_sumOfThirdBytes_#res=|v_ULTIMATE.start_sumOfThirdBytes_#res_1|, ULTIMATE.start_sumOfThirdBytes_#t~post2=|v_ULTIMATE.start_sumOfThirdBytes_#t~post2_1|, ULTIMATE.start_sumOfThirdBytes_~sum~0=v_ULTIMATE.start_sumOfThirdBytes_~sum~0_1, ULTIMATE.start_sumOfThirdBytes_#t~post4=|v_ULTIMATE.start_sumOfThirdBytes_#t~post4_1|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~malloc6.base, ULTIMATE.start_sumOfThirdBytes_~#numbers.offset, ULTIMATE.start_sumOfThirdBytes_~array_size, ULTIMATE.start_sumOfThirdBytes_#in~array_size, ULTIMATE.start_sumOfThirdBytes_~i~0, ULTIMATE.start_sumOfThirdBytes_~p~0.base, ULTIMATE.start_sumOfThirdBytes_#t~mem1, ULTIMATE.start_sumOfThirdBytes_#t~mem3, ULTIMATE.start_sumOfThirdBytes_~p~0.offset, ULTIMATE.start_sumOfThirdBytes_~#numbers.base, ULTIMATE.start_main_#t~malloc6.offset, ULTIMATE.start_main_~numbers~0.base, #valid, ULTIMATE.start_main_~numbers~0.offset, #length, ULTIMATE.start_sumOfThirdBytes_#t~post0, ULTIMATE.start_sumOfThirdBytes_#in~numbers.base, ULTIMATE.start_sumOfThirdBytes_#res, ULTIMATE.start_sumOfThirdBytes_#t~post2, ULTIMATE.start_sumOfThirdBytes_#in~numbers.offset, ULTIMATE.start_sumOfThirdBytes_~sum~0, ULTIMATE.start_sumOfThirdBytes_#t~post4] 6#L10-3true [2020-07-01 12:48:56,753 INFO L796 eck$LassoCheckResult]: Loop: 6#L10-3true [58] L10-3-->L13-3: Formula: (and (= (+ |v_ULTIMATE.start_sumOfThirdBytes_~#numbers.offset_3| (* 4 v_ULTIMATE.start_sumOfThirdBytes_~i~0_5) 2) v_ULTIMATE.start_sumOfThirdBytes_~p~0.offset_3) (= v_ULTIMATE.start_sumOfThirdBytes_~p~0.base_3 |v_ULTIMATE.start_sumOfThirdBytes_~#numbers.base_3|) (< v_ULTIMATE.start_sumOfThirdBytes_~i~0_5 v_ULTIMATE.start_sumOfThirdBytes_~array_size_4)) InVars {ULTIMATE.start_sumOfThirdBytes_~i~0=v_ULTIMATE.start_sumOfThirdBytes_~i~0_5, ULTIMATE.start_sumOfThirdBytes_~#numbers.base=|v_ULTIMATE.start_sumOfThirdBytes_~#numbers.base_3|, ULTIMATE.start_sumOfThirdBytes_~#numbers.offset=|v_ULTIMATE.start_sumOfThirdBytes_~#numbers.offset_3|, ULTIMATE.start_sumOfThirdBytes_~array_size=v_ULTIMATE.start_sumOfThirdBytes_~array_size_4} OutVars{ULTIMATE.start_sumOfThirdBytes_~p~0.offset=v_ULTIMATE.start_sumOfThirdBytes_~p~0.offset_3, ULTIMATE.start_sumOfThirdBytes_~#numbers.base=|v_ULTIMATE.start_sumOfThirdBytes_~#numbers.base_3|, ULTIMATE.start_sumOfThirdBytes_~#numbers.offset=|v_ULTIMATE.start_sumOfThirdBytes_~#numbers.offset_3|, ULTIMATE.start_sumOfThirdBytes_~array_size=v_ULTIMATE.start_sumOfThirdBytes_~array_size_4, ULTIMATE.start_sumOfThirdBytes_~i~0=v_ULTIMATE.start_sumOfThirdBytes_~i~0_5, ULTIMATE.start_sumOfThirdBytes_~p~0.base=v_ULTIMATE.start_sumOfThirdBytes_~p~0.base_3} AuxVars[] AssignedVars[ULTIMATE.start_sumOfThirdBytes_~p~0.offset, ULTIMATE.start_sumOfThirdBytes_~p~0.base] 10#L13-3true [63] L13-3-->L13-1: Formula: (and (= |v_ULTIMATE.start_sumOfThirdBytes_#t~mem1_2| (select (select |v_#memory_int_1| v_ULTIMATE.start_sumOfThirdBytes_~p~0.base_5) v_ULTIMATE.start_sumOfThirdBytes_~p~0.offset_5)) (= 1 (select |v_#valid_5| v_ULTIMATE.start_sumOfThirdBytes_~p~0.base_5)) (<= (+ v_ULTIMATE.start_sumOfThirdBytes_~p~0.offset_5 1) (select |v_#length_3| v_ULTIMATE.start_sumOfThirdBytes_~p~0.base_5)) (<= 0 v_ULTIMATE.start_sumOfThirdBytes_~p~0.offset_5)) InVars {#memory_int=|v_#memory_int_1|, #length=|v_#length_3|, ULTIMATE.start_sumOfThirdBytes_~p~0.offset=v_ULTIMATE.start_sumOfThirdBytes_~p~0.offset_5, ULTIMATE.start_sumOfThirdBytes_~p~0.base=v_ULTIMATE.start_sumOfThirdBytes_~p~0.base_5, #valid=|v_#valid_5|} OutVars{ULTIMATE.start_sumOfThirdBytes_~p~0.offset=v_ULTIMATE.start_sumOfThirdBytes_~p~0.offset_5, #valid=|v_#valid_5|, #memory_int=|v_#memory_int_1|, #length=|v_#length_3|, ULTIMATE.start_sumOfThirdBytes_~p~0.base=v_ULTIMATE.start_sumOfThirdBytes_~p~0.base_5, ULTIMATE.start_sumOfThirdBytes_#t~mem1=|v_ULTIMATE.start_sumOfThirdBytes_#t~mem1_2|} AuxVars[] AssignedVars[ULTIMATE.start_sumOfThirdBytes_#t~mem1] 14#L13-1true [105] L13-1-->L10-3: Formula: (and (= (+ v_ULTIMATE.start_sumOfThirdBytes_~i~0_11 1) v_ULTIMATE.start_sumOfThirdBytes_~i~0_10) (<= |v_ULTIMATE.start_sumOfThirdBytes_#t~mem1_8| 0)) InVars {ULTIMATE.start_sumOfThirdBytes_~i~0=v_ULTIMATE.start_sumOfThirdBytes_~i~0_11, ULTIMATE.start_sumOfThirdBytes_#t~mem1=|v_ULTIMATE.start_sumOfThirdBytes_#t~mem1_8|} OutVars{ULTIMATE.start_sumOfThirdBytes_~i~0=v_ULTIMATE.start_sumOfThirdBytes_~i~0_10, ULTIMATE.start_sumOfThirdBytes_#t~post0=|v_ULTIMATE.start_sumOfThirdBytes_#t~post0_4|, ULTIMATE.start_sumOfThirdBytes_#t~mem1=|v_ULTIMATE.start_sumOfThirdBytes_#t~mem1_7|} AuxVars[] AssignedVars[ULTIMATE.start_sumOfThirdBytes_~i~0, ULTIMATE.start_sumOfThirdBytes_#t~post0, ULTIMATE.start_sumOfThirdBytes_#t~mem1] 6#L10-3true [2020-07-01 12:48:56,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:48:56,754 INFO L82 PathProgramCache]: Analyzing trace with hash 130320, now seen corresponding path program 1 times [2020-07-01 12:48:56,754 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:48:56,755 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067306172] [2020-07-01 12:48:56,755 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:48:56,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-01 12:48:56,771 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 12:48:56,771 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067306172] [2020-07-01 12:48:56,771 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-01 12:48:56,771 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-07-01 12:48:56,772 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355974649] [2020-07-01 12:48:56,772 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-07-01 12:48:56,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-01 12:48:56,773 INFO L82 PathProgramCache]: Analyzing trace with hash 87587, now seen corresponding path program 1 times [2020-07-01 12:48:56,773 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-01 12:48:56,773 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827797215] [2020-07-01 12:48:56,773 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-01 12:48:56,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:48:56,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-01 12:48:56,799 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-01 12:48:56,838 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-01 12:48:56,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-01 12:48:56,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-01 12:48:56,839 INFO L87 Difference]: Start difference. First operand 14 states. Second operand 3 states. [2020-07-01 12:48:56,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-01 12:48:56,858 INFO L93 Difference]: Finished difference Result 14 states and 22 transitions. [2020-07-01 12:48:56,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-01 12:48:56,861 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 12:48:56,864 INFO L168 Benchmark]: Toolchain (without parser) took 3619.85 ms. Allocated memory was 649.6 MB in the beginning and 756.0 MB in the end (delta: 106.4 MB). Free memory was 561.6 MB in the beginning and 675.2 MB in the end (delta: -113.7 MB). There was no memory consumed. Max. memory is 50.3 GB. [2020-07-01 12:48:56,865 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 649.6 MB. Free memory is still 583.2 MB. There was no memory consumed. Max. memory is 50.3 GB. [2020-07-01 12:48:56,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 301.56 ms. Allocated memory was 649.6 MB in the beginning and 685.8 MB in the end (delta: 36.2 MB). Free memory was 561.6 MB in the beginning and 647.8 MB in the end (delta: -86.2 MB). Peak memory consumption was 28.5 MB. Max. memory is 50.3 GB. [2020-07-01 12:48:56,866 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.29 ms. Allocated memory is still 685.8 MB. Free memory was 647.8 MB in the beginning and 645.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 50.3 GB. [2020-07-01 12:48:56,866 INFO L168 Benchmark]: Boogie Preprocessor took 24.18 ms. Allocated memory is still 685.8 MB. Free memory was 645.1 MB in the beginning and 643.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. [2020-07-01 12:48:56,867 INFO L168 Benchmark]: RCFGBuilder took 280.02 ms. Allocated memory is still 685.8 MB. Free memory was 643.7 MB in the beginning and 624.0 MB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 50.3 GB. [2020-07-01 12:48:56,867 INFO L168 Benchmark]: BlockEncodingV2 took 110.16 ms. Allocated memory is still 685.8 MB. Free memory was 624.0 MB in the beginning and 615.9 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. [2020-07-01 12:48:56,868 INFO L168 Benchmark]: TraceAbstraction took 2699.56 ms. Allocated memory was 685.8 MB in the beginning and 756.0 MB in the end (delta: 70.3 MB). Free memory was 614.6 MB in the beginning and 695.3 MB in the end (delta: -80.7 MB). Peak memory consumption was 236.9 MB. Max. memory is 50.3 GB. [2020-07-01 12:48:56,868 INFO L168 Benchmark]: BuchiAutomizer took 159.99 ms. Allocated memory is still 756.0 MB. Free memory was 695.3 MB in the beginning and 675.2 MB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 50.3 GB. [2020-07-01 12:48:56,872 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 23 locations, 27 edges - StatisticsResult: Encoded RCFG 14 locations, 23 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 583.2 MB. There was no memory consumed. Max. memory is 50.3 GB. * CACSL2BoogieTranslator took 301.56 ms. Allocated memory was 649.6 MB in the beginning and 685.8 MB in the end (delta: 36.2 MB). Free memory was 561.6 MB in the beginning and 647.8 MB in the end (delta: -86.2 MB). Peak memory consumption was 28.5 MB. Max. memory is 50.3 GB. * Boogie Procedure Inliner took 38.29 ms. Allocated memory is still 685.8 MB. Free memory was 647.8 MB in the beginning and 645.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 50.3 GB. * Boogie Preprocessor took 24.18 ms. Allocated memory is still 685.8 MB. Free memory was 645.1 MB in the beginning and 643.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 50.3 GB. * RCFGBuilder took 280.02 ms. Allocated memory is still 685.8 MB. Free memory was 643.7 MB in the beginning and 624.0 MB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 50.3 GB. * BlockEncodingV2 took 110.16 ms. Allocated memory is still 685.8 MB. Free memory was 624.0 MB in the beginning and 615.9 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 50.3 GB. * TraceAbstraction took 2699.56 ms. Allocated memory was 685.8 MB in the beginning and 756.0 MB in the end (delta: 70.3 MB). Free memory was 614.6 MB in the beginning and 695.3 MB in the end (delta: -80.7 MB). Peak memory consumption was 236.9 MB. Max. memory is 50.3 GB. * BuchiAutomizer took 159.99 ms. Allocated memory is still 756.0 MB. Free memory was 695.3 MB in the beginning and 675.2 MB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 50.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 13]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 13]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 15]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 15]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 15]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 15]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 13]: Loop Invariant [2020-07-01 12:48:56,882 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,882 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,882 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,882 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,883 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,883 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,883 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,883 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,883 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,884 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,884 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,886 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,886 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,886 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,886 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,886 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,887 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,887 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,887 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,887 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,888 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,888 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: ((((((((((4 <= unknown-#length-unknown[numbers] && 2 <= p) && 1 <= array_size) && array_size <= 1) && array_size <= 1) && 1 == \valid[p]) && p + 2 <= unknown-#length-unknown[p]) && 0 == i) && 0 == numbers) && 1 == \valid[numbers]) || (((((((((6 <= p && 1 <= i) && 1 <= array_size) && unknown-#length-unknown[numbers] * 3 % -4 == 0) && array_size <= unknown-#length-unknown[numbers] * -1 / -4) && (p * -1 + 2) / -4 + 1 <= unknown-#length-unknown[p] * -1 / -4) && 1 == \valid[p]) && 0 == numbers) && 0 == unknown-#length-unknown[p] * 3 % -4) && 1 == \valid[numbers])) || ((((((((((4 <= unknown-#length-unknown[numbers] && 2 <= p) && 1 <= array_size) && unknown-#length-unknown[numbers] * 3 % -4 == 0) && array_size <= unknown-#length-unknown[numbers] * -1 / -4) && 1 == \valid[p]) && p + 2 <= unknown-#length-unknown[p]) && 0 == i) && 0 == numbers) && 0 == unknown-#length-unknown[p] * 3 % -4) && 1 == \valid[numbers]) - InvariantResult [Line: 10]: Loop Invariant [2020-07-01 12:48:56,889 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,889 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,890 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,890 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,890 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,890 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,890 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,891 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,892 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,892 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,892 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,892 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,893 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,893 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,893 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-01 12:48:56,893 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: ((((((((4 <= unknown-#length-unknown[numbers] && 1 <= array_size) && unknown-#length-unknown[numbers] * 3 % -4 == 0) && array_size <= unknown-#length-unknown[numbers] * -1 / -4) && 0 == i) && 0 == numbers) && 1 == \valid[numbers]) || ((((((4 <= unknown-#length-unknown[numbers] && 1 <= array_size) && array_size <= 1) && array_size <= 1) && 0 == i) && 0 == numbers) && 1 == \valid[numbers])) || (((((((1 <= i && 1 <= array_size) && unknown-#length-unknown[numbers] * 3 % -4 == 0) && array_size <= unknown-#length-unknown[numbers] * -1 / -4) && (p * -1 + 2) / -4 + 1 <= unknown-#length-unknown[p] * -1 / -4) && 0 == numbers) && 0 == unknown-#length-unknown[p] * 3 % -4) && 1 == \valid[numbers])) || (((((1 <= i && array_size <= 1) && 1 <= array_size) && array_size <= 1) && 0 == numbers) && 1 == \valid[numbers]) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 14 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.1s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 28 SDtfs, 115 SDslu, 87 SDs, 0 SdLazy, 182 SolverSat, 31 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 21 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 7 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 9 NumberOfFragments, 316 HoareAnnotationTreeSize, 2 FomulaSimplifications, 406 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 23 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 63 NumberOfCodeBlocks, 63 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 54 ConstructedInterpolants, 0 QuantifiedInterpolants, 2274 SizeOfPredicates, 22 NumberOfNonLiveVariables, 175 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 9 InterpolantComputations, 4 PerfectInterpolantSequences, 6/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: 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 12:48:49.923 ----------------------------------------------- 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_WetAHk/tmp -i /export/starexec/sandbox/benchmark/theBenchmark.c !ENTRY org.eclipse.core.resources 2 10035 2020-07-01 12:48:57.118 !MESSAGE The workspace will exit with unsaved changes in this session. Received shutdown request... Ultimate: GTK+ Version Check