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/incremental-2lists.40.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-62c3406-m [2018-06-26 17:34:14,788 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-26 17:34:14,790 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-26 17:34:14,802 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-26 17:34:14,803 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-26 17:34:14,803 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-26 17:34:14,806 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-26 17:34:14,808 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-26 17:34:14,809 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-26 17:34:14,810 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-26 17:34:14,811 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-26 17:34:14,811 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-26 17:34:14,812 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-26 17:34:14,813 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-26 17:34:14,814 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-26 17:34:14,815 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-26 17:34:14,816 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-26 17:34:14,817 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-26 17:34:14,819 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-26 17:34:14,821 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-26 17:34:14,822 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-26 17:34:14,823 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-26 17:34:14,825 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-26 17:34:14,825 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-26 17:34:14,826 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-26 17:34:14,826 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-26 17:34:14,827 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-26 17:34:14,828 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-26 17:34:14,829 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-26 17:34:14,830 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-26 17:34:14,830 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-26 17:34:14,831 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-26 17:34:14,831 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-06-26 17:34:14,831 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-26 17:34:14,832 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-26 17:34:14,833 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-26 17:34:14,833 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-26 17:34:14,847 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-26 17:34:14,847 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-26 17:34:14,847 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-26 17:34:14,848 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-26 17:34:14,849 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-06-26 17:34:14,849 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-06-26 17:34:14,849 INFO L133 SettingsManager]: * Create interprocedural compositions=false [2018-06-26 17:34:14,849 INFO L133 SettingsManager]: * Use SBE=true [2018-06-26 17:34:14,850 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-26 17:34:14,850 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-26 17:34:14,850 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-26 17:34:14,850 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-26 17:34:14,851 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-26 17:34:14,851 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-26 17:34:14,851 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-26 17:34:14,851 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-26 17:34:14,852 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-26 17:34:14,852 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-26 17:34:14,852 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-26 17:34:14,852 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-26 17:34:14,852 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-26 17:34:14,855 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-26 17:34:14,856 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-26 17:34:14,900 INFO ]: Repository-Root is: /tmp [2018-06-26 17:34:14,916 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-26 17:34:14,919 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-26 17:34:14,921 INFO ]: Initializing SmtParser... [2018-06-26 17:34:14,921 INFO ]: SmtParser initialized [2018-06-26 17:34:14,922 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/eldarica-misc/LIA/Consistency/incremental-2lists.40.smt2 [2018-06-26 17:34:14,922 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 [2018-06-26 17:34:15,002 INFO ]: Executing SMT file /storage/chc-comp/eldarica-misc/LIA/Consistency/incremental-2lists.40.smt2 unknown [2018-06-26 17:34:16,143 INFO ]: Succesfully executed SMT file /storage/chc-comp/eldarica-misc/LIA/Consistency/incremental-2lists.40.smt2 [2018-06-26 17:34:16,148 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-26 17:34:16,164 INFO ]: Walking toolchain with 5 elements. [2018-06-26 17:34:16,164 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-26 17:34:16,164 INFO ]: Initializing ChcToBoogie... [2018-06-26 17:34:16,165 INFO ]: ChcToBoogie initialized [2018-06-26 17:34:16,168 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 26.06 05:34:16" (1/1) ... [2018-06-26 17:34:16,311 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 05:34:16 Unit [2018-06-26 17:34:16,311 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-26 17:34:16,312 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-26 17:34:16,312 INFO ]: Initializing Boogie Preprocessor... [2018-06-26 17:34:16,312 INFO ]: Boogie Preprocessor initialized [2018-06-26 17:34:16,335 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 05:34:16" (1/1) ... [2018-06-26 17:34:16,335 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 05:34:16" (1/1) ... [2018-06-26 17:34:16,362 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 05:34:16" (1/1) ... [2018-06-26 17:34:16,362 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 05:34:16" (1/1) ... [2018-06-26 17:34:16,404 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 05:34:16" (1/1) ... [2018-06-26 17:34:16,416 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 05:34:16" (1/1) ... [2018-06-26 17:34:16,428 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 05:34:16" (1/1) ... [2018-06-26 17:34:16,441 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-26 17:34:16,442 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-26 17:34:16,442 INFO ]: Initializing RCFGBuilder... [2018-06-26 17:34:16,442 INFO ]: RCFGBuilder initialized [2018-06-26 17:34:16,443 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 05:34:16" (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) [2018-06-26 17:34:16,456 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-26 17:34:16,456 INFO ]: Found specification of procedure gotoProc [2018-06-26 17:34:16,456 INFO ]: Found implementation of procedure gotoProc [2018-06-26 17:34:16,456 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-26 17:34:16,456 INFO ]: Found specification of procedure Ultimate.START [2018-06-26 17:34:16,456 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 [2018-06-26 17:34:18,627 INFO ]: Using library mode [2018-06-26 17:34:19,075 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.06 05:34:19 BoogieIcfgContainer [2018-06-26 17:34:19,075 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-26 17:34:19,076 INFO ]: ------------------------BlockEncodingV2---------------------------- [2018-06-26 17:34:19,076 INFO ]: Initializing BlockEncodingV2... [2018-06-26 17:34:19,077 INFO ]: BlockEncodingV2 initialized [2018-06-26 17:34:19,078 INFO ]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.06 05:34:19" (1/1) ... [2018-06-26 17:34:19,155 INFO ]: Initial Icfg 144 locations, 287 edges [2018-06-26 17:34:19,157 INFO ]: Using Remove infeasible edges [2018-06-26 17:34:19,158 INFO ]: Using Maximize final states [2018-06-26 17:34:19,158 INFO ]: Using Minimize states even if more edges are added than removed.=false [2018-06-26 17:34:19,158 INFO ]: Using Minimize states using LBE with the strategy=MULTI [2018-06-26 17:34:19,161 INFO ]: Using Remove sink states [2018-06-26 17:34:19,162 INFO ]: Using Apply optimizations until nothing changes=true [2018-06-26 17:34:19,162 INFO ]: Using Use SBE [2018-06-26 17:34:19,201 INFO ]: SBE split 0 edges [2018-06-26 17:34:19,216 INFO ]: Removed 3 edges and 2 locations because of local infeasibility [2018-06-26 17:34:19,218 INFO ]: 0 new accepting states [2018-06-26 17:34:20,525 INFO ]: Removed 71 edges and 8 locations by large block encoding [2018-06-26 17:34:20,530 INFO ]: Removed 1 edges and 1 locations by removing sink states [2018-06-26 17:34:20,533 INFO ]: Removed 0 edges and 0 locations because of local infeasibility [2018-06-26 17:34:20,533 INFO ]: 0 new accepting states [2018-06-26 17:34:20,536 INFO ]: Removed 0 edges and 0 locations by large block encoding [2018-06-26 17:34:20,536 INFO ]: Removed 0 edges and 0 locations by removing sink states [2018-06-26 17:34:20,539 INFO ]: Encoded RCFG 133 locations, 275 edges [2018-06-26 17:34:20,539 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 26.06 05:34:20 BasicIcfg [2018-06-26 17:34:20,539 INFO ]: ------------------------ END BlockEncodingV2---------------------------- [2018-06-26 17:34:20,540 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-26 17:34:20,541 INFO ]: Initializing TraceAbstraction... [2018-06-26 17:34:20,544 INFO ]: TraceAbstraction initialized [2018-06-26 17:34:20,544 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 26.06 05:34:16" (1/4) ... [2018-06-26 17:34:20,545 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2088dc20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 26.06 05:34:20, skipping insertion in model container [2018-06-26 17:34:20,545 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 05:34:16" (2/4) ... [2018-06-26 17:34:20,546 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2088dc20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.06 05:34:20, skipping insertion in model container [2018-06-26 17:34:20,546 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.06 05:34:19" (3/4) ... [2018-06-26 17:34:20,546 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2088dc20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.06 05:34:20, skipping insertion in model container [2018-06-26 17:34:20,546 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 26.06 05:34:20" (4/4) ... [2018-06-26 17:34:20,551 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver_BEv2 [2018-06-26 17:34:20,563 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-26 17:34:20,581 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-26 17:34:20,616 INFO ]: Using default assertion order modulation [2018-06-26 17:34:20,616 INFO ]: Interprodecural is true [2018-06-26 17:34:20,616 INFO ]: Hoare is false [2018-06-26 17:34:20,616 INFO ]: Compute interpolants for FPandBP [2018-06-26 17:34:20,616 INFO ]: Backedges is TWOTRACK [2018-06-26 17:34:20,616 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-26 17:34:20,616 INFO ]: Difference is false [2018-06-26 17:34:20,616 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-26 17:34:20,616 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-26 17:34:20,632 INFO ]: Start isEmpty. Operand 133 states. [2018-06-26 17:34:20,667 INFO ]: Finished isEmpty. Found accepting run of length 5 [2018-06-26 17:34:20,667 INFO ]: Found error trace [2018-06-26 17:34:20,669 INFO ]: trace histogram [1, 1, 1, 1] [2018-06-26 17:34:20,669 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-26 17:34:20,673 INFO ]: Analyzing trace with hash 5688431, now seen corresponding path program 1 times [2018-06-26 17:34:20,674 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-26 17:34:20,674 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-26 17:34:20,710 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 17:34:20,711 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-26 17:34:20,711 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 17:34:20,812 INFO ]: Conjunction of SSA is unsat [2018-06-26 17:34:21,013 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-26 17:34:21,015 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-26 17:34:21,015 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-26 17:34:21,016 INFO ]: Interpolant automaton has 3 states [2018-06-26 17:34:21,027 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-26 17:34:21,028 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-26 17:34:21,031 INFO ]: Start difference. First operand 133 states. Second operand 3 states. [2018-06-26 17:34:23,009 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-26 17:34:23,009 INFO ]: Finished difference Result 134 states and 372 transitions. [2018-06-26 17:34:23,010 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-26 17:34:23,011 INFO ]: Start accepts. Automaton has 3 states. Word has length 4 [2018-06-26 17:34:23,012 INFO ]: Finished accepts. some prefix is accepted. [2018-06-26 17:34:23,053 INFO ]: With dead ends: 134 [2018-06-26 17:34:23,053 INFO ]: Without dead ends: 134 [2018-06-26 17:34:23,056 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 [2018-06-26 17:34:23,078 INFO ]: Start minimizeSevpa. Operand 134 states. [2018-06-26 17:34:23,225 INFO ]: Finished minimizeSevpa. Reduced states from 134 to 134. [2018-06-26 17:34:23,227 INFO ]: Start removeUnreachable. Operand 134 states. [2018-06-26 17:34:23,242 INFO ]: Finished removeUnreachable. Reduced from 134 states to 134 states and 372 transitions. [2018-06-26 17:34:23,244 INFO ]: Start accepts. Automaton has 134 states and 372 transitions. Word has length 4 [2018-06-26 17:34:23,245 INFO ]: Finished accepts. word is rejected. [2018-06-26 17:34:23,245 INFO ]: Abstraction has 134 states and 372 transitions. [2018-06-26 17:34:23,245 INFO ]: Interpolant automaton has 3 states. [2018-06-26 17:34:23,245 INFO ]: Start isEmpty. Operand 134 states and 372 transitions. [2018-06-26 17:34:23,260 INFO ]: Finished isEmpty. Found accepting run of length 6 [2018-06-26 17:34:23,260 INFO ]: Found error trace [2018-06-26 17:34:23,260 INFO ]: trace histogram [1, 1, 1, 1, 1] [2018-06-26 17:34:23,260 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-26 17:34:23,260 INFO ]: Analyzing trace with hash 175128107, now seen corresponding path program 1 times [2018-06-26 17:34:23,261 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-26 17:34:23,261 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-26 17:34:23,261 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 17:34:23,262 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-26 17:34:23,262 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 17:34:23,295 INFO ]: Conjunction of SSA is unsat [2018-06-26 17:34:23,452 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-26 17:34:23,453 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-26 17:34:23,453 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-26 17:34:23,454 INFO ]: Interpolant automaton has 3 states [2018-06-26 17:34:23,454 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-26 17:34:23,454 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-26 17:34:23,454 INFO ]: Start difference. First operand 134 states and 372 transitions. Second operand 3 states. [2018-06-26 17:34:25,624 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-26 17:34:25,624 INFO ]: Finished difference Result 264 states and 683 transitions. [2018-06-26 17:34:25,624 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-26 17:34:25,625 INFO ]: Start accepts. Automaton has 3 states. Word has length 5 [2018-06-26 17:34:25,625 INFO ]: Finished accepts. some prefix is accepted. [2018-06-26 17:34:25,654 INFO ]: With dead ends: 264 [2018-06-26 17:34:25,654 INFO ]: Without dead ends: 264 [2018-06-26 17:34:25,655 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 [2018-06-26 17:34:25,656 INFO ]: Start minimizeSevpa. Operand 264 states. [2018-06-26 17:34:25,734 INFO ]: Finished minimizeSevpa. Reduced states from 264 to 264. [2018-06-26 17:34:25,734 INFO ]: Start removeUnreachable. Operand 264 states. [2018-06-26 17:34:25,748 INFO ]: Finished removeUnreachable. Reduced from 264 states to 264 states and 683 transitions. [2018-06-26 17:34:25,748 INFO ]: Start accepts. Automaton has 264 states and 683 transitions. Word has length 5 [2018-06-26 17:34:25,748 INFO ]: Finished accepts. word is rejected. [2018-06-26 17:34:25,748 INFO ]: Abstraction has 264 states and 683 transitions. [2018-06-26 17:34:25,748 INFO ]: Interpolant automaton has 3 states. [2018-06-26 17:34:25,748 INFO ]: Start isEmpty. Operand 264 states and 683 transitions. [2018-06-26 17:34:25,753 INFO ]: Finished isEmpty. Found accepting run of length 6 [2018-06-26 17:34:25,753 INFO ]: Found error trace [2018-06-26 17:34:25,753 INFO ]: trace histogram [1, 1, 1, 1, 1] [2018-06-26 17:34:25,753 INFO ]: === Iteration 3 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-26 17:34:25,753 INFO ]: Analyzing trace with hash 175189611, now seen corresponding path program 1 times [2018-06-26 17:34:25,753 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-26 17:34:25,753 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-26 17:34:25,754 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 17:34:25,754 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-26 17:34:25,754 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 17:34:25,783 INFO ]: Conjunction of SSA is unsat [2018-06-26 17:34:25,892 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-26 17:34:25,893 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-26 17:34:25,893 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-26 17:34:25,893 INFO ]: Interpolant automaton has 3 states [2018-06-26 17:34:25,893 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-26 17:34:25,893 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-26 17:34:25,893 INFO ]: Start difference. First operand 264 states and 683 transitions. Second operand 3 states. [2018-06-26 17:34:27,110 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-26 17:34:27,111 INFO ]: Finished difference Result 394 states and 819 transitions. [2018-06-26 17:34:27,111 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-26 17:34:27,111 INFO ]: Start accepts. Automaton has 3 states. Word has length 5 [2018-06-26 17:34:27,111 INFO ]: Finished accepts. some prefix is accepted. [2018-06-26 17:34:27,140 INFO ]: With dead ends: 394 [2018-06-26 17:34:27,140 INFO ]: Without dead ends: 394 [2018-06-26 17:34:27,140 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 [2018-06-26 17:34:27,140 INFO ]: Start minimizeSevpa. Operand 394 states. [2018-06-26 17:34:27,226 INFO ]: Finished minimizeSevpa. Reduced states from 394 to 394. [2018-06-26 17:34:27,226 INFO ]: Start removeUnreachable. Operand 394 states. [2018-06-26 17:34:27,251 INFO ]: Finished removeUnreachable. Reduced from 394 states to 394 states and 819 transitions. [2018-06-26 17:34:27,251 INFO ]: Start accepts. Automaton has 394 states and 819 transitions. Word has length 5 [2018-06-26 17:34:27,251 INFO ]: Finished accepts. word is rejected. [2018-06-26 17:34:27,251 INFO ]: Abstraction has 394 states and 819 transitions. [2018-06-26 17:34:27,251 INFO ]: Interpolant automaton has 3 states. [2018-06-26 17:34:27,251 INFO ]: Start isEmpty. Operand 394 states and 819 transitions. [2018-06-26 17:34:27,279 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-26 17:34:27,279 INFO ]: Found error trace [2018-06-26 17:34:27,279 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-26 17:34:27,279 INFO ]: === Iteration 4 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-26 17:34:27,279 INFO ]: Analyzing trace with hash 617847821, now seen corresponding path program 1 times [2018-06-26 17:34:27,279 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-26 17:34:27,279 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-26 17:34:27,281 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 17:34:27,281 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-26 17:34:27,281 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 17:34:27,345 INFO ]: Conjunction of SSA is unsat [2018-06-26 17:34:27,480 INFO ]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-26 17:34:27,480 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-26 17:34:27,480 INFO ]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-06-26 17:34:27,480 INFO ]: Interpolant automaton has 5 states [2018-06-26 17:34:27,480 INFO ]: Constructing interpolant automaton starting with 5 interpolants. [2018-06-26 17:34:27,480 INFO ]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-06-26 17:34:27,481 INFO ]: Start difference. First operand 394 states and 819 transitions. Second operand 5 states. [2018-06-26 17:34:29,397 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-26 17:34:29,397 INFO ]: Finished difference Result 1026 states and 2900 transitions. [2018-06-26 17:34:29,398 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-06-26 17:34:29,398 INFO ]: Start accepts. Automaton has 5 states. Word has length 9 [2018-06-26 17:34:29,398 INFO ]: Finished accepts. some prefix is accepted. [2018-06-26 17:34:29,479 INFO ]: With dead ends: 1026 [2018-06-26 17:34:29,479 INFO ]: Without dead ends: 812 [2018-06-26 17:34:29,479 INFO ]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-06-26 17:34:29,480 INFO ]: Start minimizeSevpa. Operand 812 states. [2018-06-26 17:34:29,815 INFO ]: Finished minimizeSevpa. Reduced states from 812 to 532. [2018-06-26 17:34:29,815 INFO ]: Start removeUnreachable. Operand 532 states. [2018-06-26 17:34:29,833 INFO ]: Finished removeUnreachable. Reduced from 532 states to 532 states and 1170 transitions. [2018-06-26 17:34:29,833 INFO ]: Start accepts. Automaton has 532 states and 1170 transitions. Word has length 9 [2018-06-26 17:34:29,833 INFO ]: Finished accepts. word is rejected. [2018-06-26 17:34:29,833 INFO ]: Abstraction has 532 states and 1170 transitions. [2018-06-26 17:34:29,833 INFO ]: Interpolant automaton has 5 states. [2018-06-26 17:34:29,833 INFO ]: Start isEmpty. Operand 532 states and 1170 transitions. [2018-06-26 17:34:29,863 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-26 17:34:29,863 INFO ]: Found error trace [2018-06-26 17:34:29,863 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-26 17:34:29,863 INFO ]: === Iteration 5 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-26 17:34:29,863 INFO ]: Analyzing trace with hash 617848782, now seen corresponding path program 1 times [2018-06-26 17:34:29,863 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-26 17:34:29,863 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-26 17:34:29,864 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 17:34:29,864 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-26 17:34:29,864 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 17:34:29,905 INFO ]: Conjunction of SSA is sat [2018-06-26 17:34:29,917 INFO ]: Counterexample might be feasible [2018-06-26 17:34:29,930 INFO ]: Did not count any witness invariants because Icfg is not BoogieIcfg [2018-06-26 17:34:29,932 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.06 05:34:29 BasicIcfg [2018-06-26 17:34:29,932 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-26 17:34:29,933 INFO ]: Toolchain (without parser) took 13784.33 ms. Allocated memory was 327.2 MB in the beginning and 555.2 MB in the end (delta: 228.1 MB). Free memory was 291.8 MB in the beginning and 455.9 MB in the end (delta: -164.1 MB). Peak memory consumption was 64.0 MB. Max. memory is 3.6 GB. [2018-06-26 17:34:29,935 INFO ]: SmtParser took 0.06 ms. Allocated memory is still 309.3 MB. Free memory is still 274.8 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-26 17:34:29,935 INFO ]: ChcToBoogie took 147.15 ms. Allocated memory is still 327.2 MB. Free memory was 291.8 MB in the beginning and 287.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 3.6 GB. [2018-06-26 17:34:29,936 INFO ]: Boogie Preprocessor took 129.00 ms. Allocated memory is still 327.2 MB. Free memory was 287.1 MB in the beginning and 282.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 3.6 GB. [2018-06-26 17:34:29,936 INFO ]: RCFGBuilder took 2633.77 ms. Allocated memory was 327.2 MB in the beginning and 366.5 MB in the end (delta: 39.3 MB). Free memory was 282.4 MB in the beginning and 280.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 111.4 MB. Max. memory is 3.6 GB. [2018-06-26 17:34:29,937 INFO ]: BlockEncodingV2 took 1463.19 ms. Allocated memory was 366.5 MB in the beginning and 393.2 MB in the end (delta: 26.7 MB). Free memory was 280.2 MB in the beginning and 338.3 MB in the end (delta: -58.0 MB). Peak memory consumption was 109.2 MB. Max. memory is 3.6 GB. [2018-06-26 17:34:29,937 INFO ]: TraceAbstraction took 9391.32 ms. Allocated memory was 393.2 MB in the beginning and 555.2 MB in the end (delta: 162.0 MB). Free memory was 338.3 MB in the beginning and 455.9 MB in the end (delta: -117.6 MB). Peak memory consumption was 44.4 MB. Max. memory is 3.6 GB. [2018-06-26 17:34:29,943 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 144 locations, 287 edges - StatisticsResult: Encoded RCFG 133 locations, 275 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.06 ms. Allocated memory is still 309.3 MB. Free memory is still 274.8 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 147.15 ms. Allocated memory is still 327.2 MB. Free memory was 291.8 MB in the beginning and 287.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 129.00 ms. Allocated memory is still 327.2 MB. Free memory was 287.1 MB in the beginning and 282.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 3.6 GB. * RCFGBuilder took 2633.77 ms. Allocated memory was 327.2 MB in the beginning and 366.5 MB in the end (delta: 39.3 MB). Free memory was 282.4 MB in the beginning and 280.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 111.4 MB. Max. memory is 3.6 GB. * BlockEncodingV2 took 1463.19 ms. Allocated memory was 366.5 MB in the beginning and 393.2 MB in the end (delta: 26.7 MB). Free memory was 280.2 MB in the beginning and 338.3 MB in the end (delta: -58.0 MB). Peak memory consumption was 109.2 MB. Max. memory is 3.6 GB. * TraceAbstraction took 9391.32 ms. Allocated memory was 393.2 MB in the beginning and 555.2 MB in the end (delta: 162.0 MB). Free memory was 338.3 MB in the beginning and 455.9 MB in the end (delta: -117.6 MB). Peak memory consumption was 44.4 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [UNKNOWN] : assertion can be violated assertion can be violated We found a FailurePath: [L0] CALL call gotoProc(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); [L0] assume true; [L0] CALL call gotoProc(1, hbv_False_1_Int, hbv_False_2_Int, hbv_False_3_Int, hbv_False_4_Int, hbv_False_5_Int, hbv_False_6_Int, hbv_False_7_Int, hbv_False_8_Int, hbv_False_9_Int, hbv_False_10_Int, hbv_False_11_Int, hbv_False_12_Int, hbv_False_13_Int, hbv_False_14_Int); [L0] RET call gotoProc(1, hbv_False_1_Int, hbv_False_2_Int, hbv_False_3_Int, hbv_False_4_Int, hbv_False_5_Int, hbv_False_6_Int, hbv_False_7_Int, hbv_False_8_Int, hbv_False_9_Int, hbv_False_10_Int, hbv_False_11_Int, hbv_False_12_Int, hbv_False_13_Int, hbv_False_14_Int); [L0] hhv_combined_lturn_0_Int, hhv_combined_lturn_1_Int, hhv_combined_lturn_2_Int, hhv_combined_lturn_3_Int, hhv_combined_lturn_4_Int, hhv_combined_lturn_5_Int, hhv_combined_lturn_6_Int, hhv_combined_lturn_7_Int, hhv_combined_lturn_8_Int, hhv_combined_lturn_9_Int, hhv_combined_lturn_10_Int, hhv_combined_lturn_11_Int, hhv_combined_lturn_12_Int, hhv_combined_lturn_13_Int := hbv_False_1_Int, hbv_False_2_Int, hbv_False_3_Int, hbv_False_4_Int, hbv_False_5_Int, hbv_False_6_Int, hbv_False_7_Int, hbv_False_8_Int, hbv_False_9_Int, hbv_False_10_Int, hbv_False_11_Int, hbv_False_12_Int, hbv_False_13_Int, hbv_False_14_Int; [L0] havoc hbv_False_5_Int, hbv_False_6_Int, hbv_False_2_Int, hbv_False_7_Int, hbv_False_10_Int, hbv_False_4_Int, hbv_False_13_Int, hbv_False_3_Int, hbv_False_9_Int, hbv_False_14_Int, hbv_False_1_Int, hbv_False_12_Int, hbv_False_8_Int, hbv_False_11_Int; [L0] RET call gotoProc(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); [L0] assert false; - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 133 locations, 1 error locations. UNSAFE Result, 9.3s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 7.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1622 SDtfs, 305 SDslu, 1751 SDs, 0 SdLazy, 1382 SolverSat, 463 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=532occurred 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: 0.7s AutomataMinimizationTime, 4 MinimizatonAttempts, 280 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 32 NumberOfCodeBlocks, 32 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 191 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/incremental-2lists.40.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-0-2018-06-26_17-34-29-965.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/incremental-2lists.40.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-1-2018-06-26_17-34-29-965.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/incremental-2lists.40.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-Benchmark-0-2018-06-26_17-34-29-965.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/incremental-2lists.40.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-26_17-34-29-965.csv Received shutdown request...