java -Xss4m -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC_wBE.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf -i /storage/chc-comp/eldarica-misc/LIA/Consistency/graham-scan-full.33.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-14921ce [2018-06-24 20:29:59,101 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-24 20:29:59,104 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-24 20:29:59,117 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-24 20:29:59,118 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-24 20:29:59,119 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-24 20:29:59,120 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-24 20:29:59,124 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-24 20:29:59,125 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-24 20:29:59,126 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-24 20:29:59,127 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-24 20:29:59,128 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-24 20:29:59,128 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-24 20:29:59,132 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-24 20:29:59,134 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-24 20:29:59,135 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-24 20:29:59,136 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-24 20:29:59,138 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-24 20:29:59,139 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-24 20:29:59,140 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-24 20:29:59,141 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-24 20:29:59,143 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-24 20:29:59,144 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-24 20:29:59,144 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-24 20:29:59,145 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-24 20:29:59,146 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-24 20:29:59,146 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-24 20:29:59,147 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-24 20:29:59,148 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-24 20:29:59,148 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-24 20:29:59,149 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-24 20:29:59,149 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-24 20:29:59,150 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-24 20:29:59,150 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-24 20:29:59,151 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-24 20:29:59,151 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-24 20:29:59,164 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-24 20:29:59,165 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-24 20:29:59,165 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-24 20:29:59,165 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-24 20:29:59,166 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-06-24 20:29:59,166 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-06-24 20:29:59,166 INFO L133 SettingsManager]: * Create interprocedural compositions=false [2018-06-24 20:29:59,166 INFO L133 SettingsManager]: * Use SBE=true [2018-06-24 20:29:59,167 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-24 20:29:59,167 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-24 20:29:59,167 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-24 20:29:59,167 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-24 20:29:59,167 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-24 20:29:59,167 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-24 20:29:59,168 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-24 20:29:59,168 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-24 20:29:59,168 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-24 20:29:59,168 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-24 20:29:59,168 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-24 20:29:59,168 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-24 20:29:59,169 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-24 20:29:59,170 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-24 20:29:59,170 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-24 20:29:59,204 INFO ]: Repository-Root is: /tmp [2018-06-24 20:29:59,225 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-24 20:29:59,234 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-24 20:29:59,235 INFO ]: Initializing SmtParser... [2018-06-24 20:29:59,236 INFO ]: SmtParser initialized [2018-06-24 20:29:59,236 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/eldarica-misc/LIA/Consistency/graham-scan-full.33.smt2 [2018-06-24 20:29:59,238 INFO ]: Parsing .smt2 file as a set of Horn Clauses No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-06-24 20:29:59,327 INFO ]: Executing SMT file /storage/chc-comp/eldarica-misc/LIA/Consistency/graham-scan-full.33.smt2 unknown [2018-06-24 20:29:59,746 INFO ]: Succesfully executed SMT file /storage/chc-comp/eldarica-misc/LIA/Consistency/graham-scan-full.33.smt2 [2018-06-24 20:29:59,751 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-24 20:29:59,756 INFO ]: Walking toolchain with 5 elements. [2018-06-24 20:29:59,757 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-24 20:29:59,757 INFO ]: Initializing ChcToBoogie... [2018-06-24 20:29:59,757 INFO ]: ChcToBoogie initialized [2018-06-24 20:29:59,762 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 24.06 08:29:59" (1/1) ... [2018-06-24 20:29:59,872 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 08:29:59 Unit [2018-06-24 20:29:59,873 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-24 20:29:59,873 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-24 20:29:59,873 INFO ]: Initializing Boogie Preprocessor... [2018-06-24 20:29:59,873 INFO ]: Boogie Preprocessor initialized [2018-06-24 20:29:59,894 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 08:29:59" (1/1) ... [2018-06-24 20:29:59,894 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 08:29:59" (1/1) ... [2018-06-24 20:29:59,917 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 08:29:59" (1/1) ... [2018-06-24 20:29:59,917 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 08:29:59" (1/1) ... [2018-06-24 20:29:59,944 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 08:29:59" (1/1) ... [2018-06-24 20:29:59,947 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 08:29:59" (1/1) ... [2018-06-24 20:29:59,950 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 08:29:59" (1/1) ... [2018-06-24 20:29:59,954 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-24 20:29:59,967 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-24 20:29:59,967 INFO ]: Initializing RCFGBuilder... [2018-06-24 20:29:59,967 INFO ]: RCFGBuilder initialized [2018-06-24 20:29:59,968 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 08:29:59" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2018-06-24 20:29:59,992 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-24 20:29:59,992 INFO ]: Found specification of procedure gotoProc [2018-06-24 20:29:59,992 INFO ]: Found implementation of procedure gotoProc [2018-06-24 20:29:59,992 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-24 20:29:59,992 INFO ]: Found specification of procedure Ultimate.START [2018-06-24 20:29:59,992 INFO ]: Found implementation of procedure Ultimate.START Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-24 20:30:01,652 INFO ]: Using library mode [2018-06-24 20:30:01,652 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 08:30:01 BoogieIcfgContainer [2018-06-24 20:30:01,652 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-24 20:30:01,653 INFO ]: ------------------------BlockEncodingV2---------------------------- [2018-06-24 20:30:01,653 INFO ]: Initializing BlockEncodingV2... [2018-06-24 20:30:01,654 INFO ]: BlockEncodingV2 initialized [2018-06-24 20:30:01,655 INFO ]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 08:30:01" (1/1) ... [2018-06-24 20:30:01,697 INFO ]: Initial Icfg 145 locations, 279 edges [2018-06-24 20:30:01,699 INFO ]: Using Remove infeasible edges [2018-06-24 20:30:01,699 INFO ]: Using Maximize final states [2018-06-24 20:30:01,700 INFO ]: Using Minimize states even if more edges are added than removed.=false [2018-06-24 20:30:01,700 INFO ]: Using Minimize states using LBE with the strategy=MULTI [2018-06-24 20:30:01,703 INFO ]: Using Remove sink states [2018-06-24 20:30:01,704 INFO ]: Using Apply optimizations until nothing changes=true [2018-06-24 20:30:01,704 INFO ]: Using Use SBE [2018-06-24 20:30:01,719 INFO ]: SBE split 0 edges [2018-06-24 20:30:01,731 INFO ]: Removed 4 edges and 2 locations because of local infeasibility [2018-06-24 20:30:01,734 INFO ]: 0 new accepting states [2018-06-24 20:30:02,201 INFO ]: Removed 39 edges and 6 locations by large block encoding [2018-06-24 20:30:02,204 INFO ]: Removed 7 edges and 4 locations by removing sink states [2018-06-24 20:30:02,207 INFO ]: Removed 0 edges and 0 locations because of local infeasibility [2018-06-24 20:30:02,208 INFO ]: 0 new accepting states [2018-06-24 20:30:02,210 INFO ]: Removed 0 edges and 0 locations by large block encoding [2018-06-24 20:30:02,211 INFO ]: Removed 0 edges and 0 locations by removing sink states [2018-06-24 20:30:02,216 INFO ]: Encoded RCFG 133 locations, 262 edges [2018-06-24 20:30:02,216 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 24.06 08:30:02 BasicIcfg [2018-06-24 20:30:02,216 INFO ]: ------------------------ END BlockEncodingV2---------------------------- [2018-06-24 20:30:02,217 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-24 20:30:02,217 INFO ]: Initializing TraceAbstraction... [2018-06-24 20:30:02,220 INFO ]: TraceAbstraction initialized [2018-06-24 20:30:02,220 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 24.06 08:29:59" (1/4) ... [2018-06-24 20:30:02,221 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@245980a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 24.06 08:30:02, skipping insertion in model container [2018-06-24 20:30:02,221 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 08:29:59" (2/4) ... [2018-06-24 20:30:02,221 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@245980a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.06 08:30:02, skipping insertion in model container [2018-06-24 20:30:02,221 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 08:30:01" (3/4) ... [2018-06-24 20:30:02,222 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@245980a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.06 08:30:02, skipping insertion in model container [2018-06-24 20:30:02,222 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 24.06 08:30:02" (4/4) ... [2018-06-24 20:30:02,224 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver_BEv2 [2018-06-24 20:30:02,232 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-24 20:30:02,239 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-24 20:30:02,293 INFO ]: Using default assertion order modulation [2018-06-24 20:30:02,294 INFO ]: Interprodecural is true [2018-06-24 20:30:02,294 INFO ]: Hoare is false [2018-06-24 20:30:02,294 INFO ]: Compute interpolants for FPandBP [2018-06-24 20:30:02,294 INFO ]: Backedges is TWOTRACK [2018-06-24 20:30:02,294 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-24 20:30:02,294 INFO ]: Difference is false [2018-06-24 20:30:02,294 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-24 20:30:02,294 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-24 20:30:02,311 INFO ]: Start isEmpty. Operand 133 states. [2018-06-24 20:30:02,355 INFO ]: Finished isEmpty. Found accepting run of length 6 [2018-06-24 20:30:02,355 INFO ]: Found error trace [2018-06-24 20:30:02,356 INFO ]: trace histogram [1, 1, 1, 1, 1] [2018-06-24 20:30:02,356 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 20:30:02,362 INFO ]: Analyzing trace with hash 174853065, now seen corresponding path program 1 times [2018-06-24 20:30:02,364 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 20:30:02,364 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 20:30:02,404 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 20:30:02,404 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 20:30:02,404 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 20:30:02,499 INFO ]: Conjunction of SSA is unsat [2018-06-24 20:30:02,727 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-24 20:30:02,730 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-24 20:30:02,731 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-24 20:30:02,732 INFO ]: Interpolant automaton has 3 states [2018-06-24 20:30:02,748 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-24 20:30:02,748 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-24 20:30:02,752 INFO ]: Start difference. First operand 133 states. Second operand 3 states. [2018-06-24 20:30:05,054 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-24 20:30:05,055 INFO ]: Finished difference Result 263 states and 520 transitions. [2018-06-24 20:30:05,055 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-24 20:30:05,056 INFO ]: Start accepts. Automaton has 3 states. Word has length 5 [2018-06-24 20:30:05,056 INFO ]: Finished accepts. some prefix is accepted. [2018-06-24 20:30:05,102 INFO ]: With dead ends: 263 [2018-06-24 20:30:05,102 INFO ]: Without dead ends: 259 [2018-06-24 20:30:05,104 INFO ]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-24 20:30:05,123 INFO ]: Start minimizeSevpa. Operand 259 states. [2018-06-24 20:30:05,280 INFO ]: Finished minimizeSevpa. Reduced states from 259 to 259. [2018-06-24 20:30:05,281 INFO ]: Start removeUnreachable. Operand 259 states. [2018-06-24 20:30:05,307 INFO ]: Finished removeUnreachable. Reduced from 259 states to 259 states and 512 transitions. [2018-06-24 20:30:05,309 INFO ]: Start accepts. Automaton has 259 states and 512 transitions. Word has length 5 [2018-06-24 20:30:05,309 INFO ]: Finished accepts. word is rejected. [2018-06-24 20:30:05,310 INFO ]: Abstraction has 259 states and 512 transitions. [2018-06-24 20:30:05,310 INFO ]: Interpolant automaton has 3 states. [2018-06-24 20:30:05,310 INFO ]: Start isEmpty. Operand 259 states and 512 transitions. [2018-06-24 20:30:05,321 INFO ]: Finished isEmpty. Found accepting run of length 6 [2018-06-24 20:30:05,321 INFO ]: Found error trace [2018-06-24 20:30:05,321 INFO ]: trace histogram [1, 1, 1, 1, 1] [2018-06-24 20:30:05,321 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 20:30:05,321 INFO ]: Analyzing trace with hash 174929945, now seen corresponding path program 1 times [2018-06-24 20:30:05,321 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 20:30:05,321 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 20:30:05,322 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 20:30:05,322 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 20:30:05,322 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 20:30:05,345 INFO ]: Conjunction of SSA is unsat [2018-06-24 20:30:05,453 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-24 20:30:05,453 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-24 20:30:05,454 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-24 20:30:05,455 INFO ]: Interpolant automaton has 3 states [2018-06-24 20:30:05,455 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-24 20:30:05,455 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-24 20:30:05,455 INFO ]: Start difference. First operand 259 states and 512 transitions. Second operand 3 states. [2018-06-24 20:30:07,529 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-24 20:30:07,529 INFO ]: Finished difference Result 387 states and 767 transitions. [2018-06-24 20:30:07,529 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-24 20:30:07,529 INFO ]: Start accepts. Automaton has 3 states. Word has length 5 [2018-06-24 20:30:07,529 INFO ]: Finished accepts. some prefix is accepted. [2018-06-24 20:30:07,558 INFO ]: With dead ends: 387 [2018-06-24 20:30:07,558 INFO ]: Without dead ends: 387 [2018-06-24 20:30:07,559 INFO ]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-24 20:30:07,559 INFO ]: Start minimizeSevpa. Operand 387 states. [2018-06-24 20:30:07,636 INFO ]: Finished minimizeSevpa. Reduced states from 387 to 387. [2018-06-24 20:30:07,636 INFO ]: Start removeUnreachable. Operand 387 states. [2018-06-24 20:30:07,653 INFO ]: Finished removeUnreachable. Reduced from 387 states to 387 states and 767 transitions. [2018-06-24 20:30:07,653 INFO ]: Start accepts. Automaton has 387 states and 767 transitions. Word has length 5 [2018-06-24 20:30:07,653 INFO ]: Finished accepts. word is rejected. [2018-06-24 20:30:07,653 INFO ]: Abstraction has 387 states and 767 transitions. [2018-06-24 20:30:07,653 INFO ]: Interpolant automaton has 3 states. [2018-06-24 20:30:07,653 INFO ]: Start isEmpty. Operand 387 states and 767 transitions. [2018-06-24 20:30:07,687 INFO ]: Finished isEmpty. Found accepting run of length 11 [2018-06-24 20:30:07,688 INFO ]: Found error trace [2018-06-24 20:30:07,688 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-24 20:30:07,688 INFO ]: === Iteration 3 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 20:30:07,688 INFO ]: Analyzing trace with hash -1778392534, now seen corresponding path program 1 times [2018-06-24 20:30:07,688 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 20:30:07,688 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 20:30:07,689 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 20:30:07,689 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 20:30:07,689 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 20:30:07,741 INFO ]: Conjunction of SSA is unsat [2018-06-24 20:30:08,225 INFO ]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-24 20:30:08,225 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-24 20:30:08,225 INFO ]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-06-24 20:30:08,225 INFO ]: Interpolant automaton has 6 states [2018-06-24 20:30:08,225 INFO ]: Constructing interpolant automaton starting with 6 interpolants. [2018-06-24 20:30:08,225 INFO ]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-06-24 20:30:08,225 INFO ]: Start difference. First operand 387 states and 767 transitions. Second operand 6 states. [2018-06-24 20:30:15,778 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-24 20:30:15,779 INFO ]: Finished difference Result 1310 states and 4847 transitions. [2018-06-24 20:30:15,779 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-06-24 20:30:15,779 INFO ]: Start accepts. Automaton has 6 states. Word has length 10 [2018-06-24 20:30:15,779 INFO ]: Finished accepts. some prefix is accepted. [2018-06-24 20:30:16,032 INFO ]: With dead ends: 1310 [2018-06-24 20:30:16,032 INFO ]: Without dead ends: 1310 [2018-06-24 20:30:16,032 INFO ]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-06-24 20:30:16,035 INFO ]: Start minimizeSevpa. Operand 1310 states. [2018-06-24 20:30:16,526 INFO ]: Finished minimizeSevpa. Reduced states from 1310 to 832. [2018-06-24 20:30:16,526 INFO ]: Start removeUnreachable. Operand 832 states. [2018-06-24 20:30:16,575 INFO ]: Finished removeUnreachable. Reduced from 832 states to 832 states and 2118 transitions. [2018-06-24 20:30:16,575 INFO ]: Start accepts. Automaton has 832 states and 2118 transitions. Word has length 10 [2018-06-24 20:30:16,575 INFO ]: Finished accepts. word is rejected. [2018-06-24 20:30:16,575 INFO ]: Abstraction has 832 states and 2118 transitions. [2018-06-24 20:30:16,575 INFO ]: Interpolant automaton has 6 states. [2018-06-24 20:30:16,575 INFO ]: Start isEmpty. Operand 832 states and 2118 transitions. [2018-06-24 20:30:16,614 INFO ]: Finished isEmpty. Found accepting run of length 11 [2018-06-24 20:30:16,614 INFO ]: Found error trace [2018-06-24 20:30:16,614 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-24 20:30:16,614 INFO ]: === Iteration 4 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 20:30:16,615 INFO ]: Analyzing trace with hash 1402084159, now seen corresponding path program 1 times [2018-06-24 20:30:16,615 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 20:30:16,615 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 20:30:16,616 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 20:30:16,616 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 20:30:16,616 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 20:30:16,671 INFO ]: Conjunction of SSA is unsat [2018-06-24 20:30:16,928 INFO ]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-24 20:30:16,928 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-24 20:30:16,928 INFO ]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-06-24 20:30:16,929 INFO ]: Interpolant automaton has 6 states [2018-06-24 20:30:16,929 INFO ]: Constructing interpolant automaton starting with 6 interpolants. [2018-06-24 20:30:16,929 INFO ]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-06-24 20:30:16,929 INFO ]: Start difference. First operand 832 states and 2118 transitions. Second operand 6 states. [2018-06-24 20:30:21,908 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-24 20:30:21,908 INFO ]: Finished difference Result 2456 states and 9968 transitions. [2018-06-24 20:30:21,908 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-06-24 20:30:21,908 INFO ]: Start accepts. Automaton has 6 states. Word has length 10 [2018-06-24 20:30:21,908 INFO ]: Finished accepts. some prefix is accepted. [2018-06-24 20:30:22,330 INFO ]: With dead ends: 2456 [2018-06-24 20:30:22,330 INFO ]: Without dead ends: 2261 [2018-06-24 20:30:22,331 INFO ]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2018-06-24 20:30:22,332 INFO ]: Start minimizeSevpa. Operand 2261 states. [2018-06-24 20:30:23,270 INFO ]: Finished minimizeSevpa. Reduced states from 2261 to 1425. [2018-06-24 20:30:23,270 INFO ]: Start removeUnreachable. Operand 1425 states. [2018-06-24 20:30:23,361 INFO ]: Finished removeUnreachable. Reduced from 1425 states to 1425 states and 3962 transitions. [2018-06-24 20:30:23,361 INFO ]: Start accepts. Automaton has 1425 states and 3962 transitions. Word has length 10 [2018-06-24 20:30:23,361 INFO ]: Finished accepts. word is rejected. [2018-06-24 20:30:23,361 INFO ]: Abstraction has 1425 states and 3962 transitions. [2018-06-24 20:30:23,361 INFO ]: Interpolant automaton has 6 states. [2018-06-24 20:30:23,361 INFO ]: Start isEmpty. Operand 1425 states and 3962 transitions. [2018-06-24 20:30:23,422 INFO ]: Finished isEmpty. Found accepting run of length 12 [2018-06-24 20:30:23,422 INFO ]: Found error trace [2018-06-24 20:30:23,422 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-24 20:30:23,422 INFO ]: === Iteration 5 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 20:30:23,423 INFO ]: Analyzing trace with hash -208976088, now seen corresponding path program 1 times [2018-06-24 20:30:23,423 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 20:30:23,423 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 20:30:23,424 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 20:30:23,424 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 20:30:23,424 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 20:30:23,457 INFO ]: Conjunction of SSA is unsat [2018-06-24 20:30:23,846 INFO ]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-24 20:30:23,847 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-24 20:30:23,847 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-24 20:30:23,853 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 20:30:23,932 INFO ]: Conjunction of SSA is unsat [2018-06-24 20:30:23,944 INFO ]: Computing forward predicates... [2018-06-24 20:30:24,119 INFO ]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-24 20:30:24,142 INFO ]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-06-24 20:30:24,142 INFO ]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2018-06-24 20:30:24,142 INFO ]: Interpolant automaton has 12 states [2018-06-24 20:30:24,142 INFO ]: Constructing interpolant automaton starting with 12 interpolants. [2018-06-24 20:30:24,142 INFO ]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2018-06-24 20:30:24,142 INFO ]: Start difference. First operand 1425 states and 3962 transitions. Second operand 12 states. [2018-06-24 20:30:51,332 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-24 20:30:51,332 INFO ]: Finished difference Result 6192 states and 47404 transitions. [2018-06-24 20:30:51,332 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-06-24 20:30:51,332 INFO ]: Start accepts. Automaton has 12 states. Word has length 11 [2018-06-24 20:30:51,332 INFO ]: Finished accepts. some prefix is accepted. [2018-06-24 20:30:53,190 INFO ]: With dead ends: 6192 [2018-06-24 20:30:53,190 INFO ]: Without dead ends: 6192 [2018-06-24 20:30:53,190 INFO ]: 0 DeclaredPredicates, 36 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 163 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=161, Invalid=769, Unknown=0, NotChecked=0, Total=930 [2018-06-24 20:30:53,193 INFO ]: Start minimizeSevpa. Operand 6192 states. Received shutdown request... [2018-06-24 20:30:57,908 WARN ]: Verification canceled [2018-06-24 20:30:57,910 INFO ]: Did not count any witness invariants because Icfg is not BoogieIcfg [2018-06-24 20:30:57,911 WARN ]: Timeout [2018-06-24 20:30:57,911 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.06 08:30:57 BasicIcfg [2018-06-24 20:30:57,911 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-24 20:30:57,912 INFO ]: Toolchain (without parser) took 58160.58 ms. Allocated memory was 307.8 MB in the beginning and 1.8 GB in the end (delta: 1.5 GB). Free memory was 248.2 MB in the beginning and 1.2 GB in the end (delta: -982.8 MB). Peak memory consumption was 1.4 GB. Max. memory is 3.6 GB. [2018-06-24 20:30:57,913 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 307.8 MB. Free memory is still 273.2 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-24 20:30:57,913 INFO ]: ChcToBoogie took 115.92 ms. Allocated memory is still 307.8 MB. Free memory was 248.2 MB in the beginning and 244.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. [2018-06-24 20:30:57,915 INFO ]: Boogie Preprocessor took 80.97 ms. Allocated memory is still 307.8 MB. Free memory was 244.2 MB in the beginning and 241.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-24 20:30:57,915 INFO ]: RCFGBuilder took 1685.46 ms. Allocated memory was 307.8 MB in the beginning and 327.7 MB in the end (delta: 19.9 MB). Free memory was 241.2 MB in the beginning and 285.5 MB in the end (delta: -44.3 MB). Peak memory consumption was 60.7 MB. Max. memory is 3.6 GB. [2018-06-24 20:30:57,916 INFO ]: BlockEncodingV2 took 563.65 ms. Allocated memory is still 327.7 MB. Free memory was 285.5 MB in the beginning and 261.4 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 3.6 GB. [2018-06-24 20:30:57,916 INFO ]: TraceAbstraction took 55694.26 ms. Allocated memory was 327.7 MB in the beginning and 1.8 GB in the end (delta: 1.4 GB). Free memory was 261.4 MB in the beginning and 1.2 GB in the end (delta: -969.6 MB). Peak memory consumption was 1.4 GB. Max. memory is 3.6 GB. [2018-06-24 20:30:57,924 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 145 locations, 279 edges - StatisticsResult: Encoded RCFG 133 locations, 262 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.08 ms. Allocated memory is still 307.8 MB. Free memory is still 273.2 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 115.92 ms. Allocated memory is still 307.8 MB. Free memory was 248.2 MB in the beginning and 244.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 80.97 ms. Allocated memory is still 307.8 MB. Free memory was 244.2 MB in the beginning and 241.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 1685.46 ms. Allocated memory was 307.8 MB in the beginning and 327.7 MB in the end (delta: 19.9 MB). Free memory was 241.2 MB in the beginning and 285.5 MB in the end (delta: -44.3 MB). Peak memory consumption was 60.7 MB. Max. memory is 3.6 GB. * BlockEncodingV2 took 563.65 ms. Allocated memory is still 327.7 MB. Free memory was 285.5 MB in the beginning and 261.4 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 3.6 GB. * TraceAbstraction took 55694.26 ms. Allocated memory was 327.7 MB in the beginning and 1.8 GB in the end (delta: 1.4 GB). Free memory was 261.4 MB in the beginning and 1.2 GB in the end (delta: -969.6 MB). Peak memory consumption was 1.4 GB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [UNKNOWN] : Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while executing MinimizeSevpa. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 133 locations, 1 error locations. TIMEOUT Result, 55.6s OverallTime, 5 OverallIterations, 2 TraceHistogramMax, 46.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 5178 SDtfs, 768 SDslu, 12989 SDs, 0 SdLazy, 31901 SolverSat, 5679 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 36.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1425occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 6.5s AutomataMinimizationTime, 5 MinimizatonAttempts, 1314 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 46 ConstructedInterpolants, 0 QuantifiedInterpolants, 1230 SizeOfPredicates, 11 NumberOfNonLiveVariables, 442 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 8/10 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/graham-scan-full.33.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-0-2018-06-24_20-30-57-951.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/graham-scan-full.33.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-1-2018-06-24_20-30-57-951.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/graham-scan-full.33.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-Benchmark-0-2018-06-24_20-30-57-951.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/graham-scan-full.33.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-24_20-30-57-951.csv Completed graceful shutdown