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/hopv/lia/termination/x_plus_2_pow_n04.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-62c3406-m [2018-06-26 18:32:56,966 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-26 18:32:56,967 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-26 18:32:56,978 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-26 18:32:56,978 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-26 18:32:56,979 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-26 18:32:56,980 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-26 18:32:56,981 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-26 18:32:56,983 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-26 18:32:56,983 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-26 18:32:56,984 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-26 18:32:56,984 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-26 18:32:56,985 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-26 18:32:56,986 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-26 18:32:56,987 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-26 18:32:56,987 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-26 18:32:56,988 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-26 18:32:56,990 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-26 18:32:56,991 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-26 18:32:56,993 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-26 18:32:56,994 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-26 18:32:56,995 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-26 18:32:56,997 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-26 18:32:56,997 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-26 18:32:56,997 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-26 18:32:56,998 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-26 18:32:56,999 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-26 18:32:56,999 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-26 18:32:57,000 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-26 18:32:57,001 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-26 18:32:57,001 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-26 18:32:57,002 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-26 18:32:57,002 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-06-26 18:32:57,002 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-26 18:32:57,003 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-26 18:32:57,003 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-26 18:32:57,004 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-26 18:32:57,016 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-26 18:32:57,017 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-26 18:32:57,017 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-26 18:32:57,017 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-26 18:32:57,018 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-06-26 18:32:57,018 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-06-26 18:32:57,018 INFO L133 SettingsManager]: * Create interprocedural compositions=false [2018-06-26 18:32:57,019 INFO L133 SettingsManager]: * Use SBE=true [2018-06-26 18:32:57,019 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-26 18:32:57,019 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-26 18:32:57,019 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-26 18:32:57,019 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-26 18:32:57,020 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-26 18:32:57,020 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-26 18:32:57,020 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-26 18:32:57,020 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-26 18:32:57,020 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-26 18:32:57,020 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-26 18:32:57,021 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-26 18:32:57,021 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-26 18:32:57,021 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-26 18:32:57,022 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-26 18:32:57,023 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-26 18:32:57,061 INFO ]: Repository-Root is: /tmp [2018-06-26 18:32:57,077 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-26 18:32:57,081 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-26 18:32:57,083 INFO ]: Initializing SmtParser... [2018-06-26 18:32:57,083 INFO ]: SmtParser initialized [2018-06-26 18:32:57,084 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/hopv/lia/termination/x_plus_2_pow_n04.smt2 [2018-06-26 18:32:57,085 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 18:32:57,170 INFO ]: Executing SMT file /storage/chc-comp/hopv/lia/termination/x_plus_2_pow_n04.smt2 unknown [2018-06-26 18:32:57,657 INFO ]: Succesfully executed SMT file /storage/chc-comp/hopv/lia/termination/x_plus_2_pow_n04.smt2 [2018-06-26 18:32:57,662 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-26 18:32:57,667 INFO ]: Walking toolchain with 5 elements. [2018-06-26 18:32:57,668 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-26 18:32:57,668 INFO ]: Initializing ChcToBoogie... [2018-06-26 18:32:57,668 INFO ]: ChcToBoogie initialized [2018-06-26 18:32:57,671 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 26.06 06:32:57" (1/1) ... [2018-06-26 18:32:57,758 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:32:57 Unit [2018-06-26 18:32:57,758 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-26 18:32:57,759 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-26 18:32:57,759 INFO ]: Initializing Boogie Preprocessor... [2018-06-26 18:32:57,759 INFO ]: Boogie Preprocessor initialized [2018-06-26 18:32:57,785 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:32:57" (1/1) ... [2018-06-26 18:32:57,785 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:32:57" (1/1) ... [2018-06-26 18:32:57,793 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:32:57" (1/1) ... [2018-06-26 18:32:57,793 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:32:57" (1/1) ... [2018-06-26 18:32:57,799 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:32:57" (1/1) ... [2018-06-26 18:32:57,809 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:32:57" (1/1) ... [2018-06-26 18:32:57,810 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:32:57" (1/1) ... [2018-06-26 18:32:57,814 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-26 18:32:57,814 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-26 18:32:57,815 INFO ]: Initializing RCFGBuilder... [2018-06-26 18:32:57,815 INFO ]: RCFGBuilder initialized [2018-06-26 18:32:57,815 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:32:57" (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) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-26 18:32:57,834 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-26 18:32:57,834 INFO ]: Found specification of procedure gotoProc [2018-06-26 18:32:57,834 INFO ]: Found implementation of procedure gotoProc [2018-06-26 18:32:57,834 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-26 18:32:57,834 INFO ]: Found specification of procedure Ultimate.START [2018-06-26 18:32:57,834 INFO ]: Found implementation of procedure Ultimate.START [2018-06-26 18:32:58,144 INFO ]: Using library mode [2018-06-26 18:32:58,145 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.06 06:32:58 BoogieIcfgContainer [2018-06-26 18:32:58,146 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-26 18:32:58,146 INFO ]: ------------------------BlockEncodingV2---------------------------- [2018-06-26 18:32:58,146 INFO ]: Initializing BlockEncodingV2... [2018-06-26 18:32:58,147 INFO ]: BlockEncodingV2 initialized [2018-06-26 18:32:58,148 INFO ]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.06 06:32:58" (1/1) ... [2018-06-26 18:32:58,161 INFO ]: Initial Icfg 23 locations, 32 edges [2018-06-26 18:32:58,162 INFO ]: Using Remove infeasible edges [2018-06-26 18:32:58,163 INFO ]: Using Maximize final states [2018-06-26 18:32:58,163 INFO ]: Using Minimize states even if more edges are added than removed.=false [2018-06-26 18:32:58,163 INFO ]: Using Minimize states using LBE with the strategy=MULTI [2018-06-26 18:32:58,167 INFO ]: Using Remove sink states [2018-06-26 18:32:58,168 INFO ]: Using Apply optimizations until nothing changes=true [2018-06-26 18:32:58,168 INFO ]: Using Use SBE [2018-06-26 18:32:58,199 INFO ]: SBE split 2 edges [2018-06-26 18:32:58,204 INFO ]: Removed 4 edges and 2 locations because of local infeasibility [2018-06-26 18:32:58,206 INFO ]: 0 new accepting states [2018-06-26 18:32:58,409 INFO ]: Removed 29 edges and 8 locations by large block encoding [2018-06-26 18:32:58,411 INFO ]: Removed 1 edges and 1 locations by removing sink states [2018-06-26 18:32:58,412 INFO ]: Removed 0 edges and 0 locations because of local infeasibility [2018-06-26 18:32:58,412 INFO ]: 0 new accepting states [2018-06-26 18:32:58,414 INFO ]: Removed 0 edges and 0 locations by large block encoding [2018-06-26 18:32:58,414 INFO ]: Removed 0 edges and 0 locations by removing sink states [2018-06-26 18:32:58,414 INFO ]: Encoded RCFG 12 locations, 25 edges [2018-06-26 18:32:58,414 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 26.06 06:32:58 BasicIcfg [2018-06-26 18:32:58,415 INFO ]: ------------------------ END BlockEncodingV2---------------------------- [2018-06-26 18:32:58,416 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-26 18:32:58,416 INFO ]: Initializing TraceAbstraction... [2018-06-26 18:32:58,419 INFO ]: TraceAbstraction initialized [2018-06-26 18:32:58,419 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 26.06 06:32:57" (1/4) ... [2018-06-26 18:32:58,420 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3239a3f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 26.06 06:32:58, skipping insertion in model container [2018-06-26 18:32:58,420 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 06:32:57" (2/4) ... [2018-06-26 18:32:58,421 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3239a3f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.06 06:32:58, skipping insertion in model container [2018-06-26 18:32:58,421 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.06 06:32:58" (3/4) ... [2018-06-26 18:32:58,421 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3239a3f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.06 06:32:58, skipping insertion in model container [2018-06-26 18:32:58,421 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 26.06 06:32:58" (4/4) ... [2018-06-26 18:32:58,424 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver_BEv2 [2018-06-26 18:32:58,434 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-26 18:32:58,442 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-26 18:32:58,480 INFO ]: Using default assertion order modulation [2018-06-26 18:32:58,480 INFO ]: Interprodecural is true [2018-06-26 18:32:58,480 INFO ]: Hoare is false [2018-06-26 18:32:58,480 INFO ]: Compute interpolants for FPandBP [2018-06-26 18:32:58,480 INFO ]: Backedges is TWOTRACK [2018-06-26 18:32:58,480 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-26 18:32:58,480 INFO ]: Difference is false [2018-06-26 18:32:58,481 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-26 18:32:58,481 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-26 18:32:58,491 INFO ]: Start isEmpty. Operand 12 states. [2018-06-26 18:32:58,504 INFO ]: Finished isEmpty. Found accepting run of length 5 [2018-06-26 18:32:58,504 INFO ]: Found error trace [2018-06-26 18:32:58,505 INFO ]: trace histogram [1, 1, 1, 1] [2018-06-26 18:32:58,505 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-26 18:32:58,508 INFO ]: Analyzing trace with hash 1329088, now seen corresponding path program 1 times [2018-06-26 18:32:58,510 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-26 18:32:58,510 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-26 18:32:58,544 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 18:32:58,544 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-26 18:32:58,544 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 18:32:58,587 INFO ]: Conjunction of SSA is unsat [2018-06-26 18:32:58,659 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-26 18:32:58,660 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-26 18:32:58,660 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-26 18:32:58,662 INFO ]: Interpolant automaton has 3 states [2018-06-26 18:32:58,675 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-26 18:32:58,676 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-26 18:32:58,679 INFO ]: Start difference. First operand 12 states. Second operand 3 states. [2018-06-26 18:32:58,891 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-26 18:32:58,891 INFO ]: Finished difference Result 21 states and 46 transitions. [2018-06-26 18:32:58,892 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-26 18:32:58,893 INFO ]: Start accepts. Automaton has 3 states. Word has length 4 [2018-06-26 18:32:58,893 INFO ]: Finished accepts. some prefix is accepted. [2018-06-26 18:32:58,902 INFO ]: With dead ends: 21 [2018-06-26 18:32:58,902 INFO ]: Without dead ends: 13 [2018-06-26 18:32:58,904 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 18:32:58,922 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-26 18:32:58,948 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-26 18:32:58,949 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-26 18:32:58,950 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 26 transitions. [2018-06-26 18:32:58,951 INFO ]: Start accepts. Automaton has 13 states and 26 transitions. Word has length 4 [2018-06-26 18:32:58,952 INFO ]: Finished accepts. word is rejected. [2018-06-26 18:32:58,952 INFO ]: Abstraction has 13 states and 26 transitions. [2018-06-26 18:32:58,952 INFO ]: Interpolant automaton has 3 states. [2018-06-26 18:32:58,952 INFO ]: Start isEmpty. Operand 13 states and 26 transitions. [2018-06-26 18:32:58,954 INFO ]: Finished isEmpty. Found accepting run of length 6 [2018-06-26 18:32:58,954 INFO ]: Found error trace [2018-06-26 18:32:58,954 INFO ]: trace histogram [1, 1, 1, 1, 1] [2018-06-26 18:32:58,954 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-26 18:32:58,954 INFO ]: Analyzing trace with hash 41309571, now seen corresponding path program 1 times [2018-06-26 18:32:58,954 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-26 18:32:58,954 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-26 18:32:58,955 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 18:32:58,955 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-26 18:32:58,955 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 18:32:58,972 INFO ]: Conjunction of SSA is unsat [2018-06-26 18:32:59,062 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-26 18:32:59,062 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-26 18:32:59,062 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-26 18:32:59,063 INFO ]: Interpolant automaton has 3 states [2018-06-26 18:32:59,063 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-26 18:32:59,063 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-26 18:32:59,063 INFO ]: Start difference. First operand 13 states and 26 transitions. Second operand 3 states. [2018-06-26 18:32:59,195 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-26 18:32:59,195 INFO ]: Finished difference Result 15 states and 26 transitions. [2018-06-26 18:32:59,195 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-26 18:32:59,196 INFO ]: Start accepts. Automaton has 3 states. Word has length 5 [2018-06-26 18:32:59,196 INFO ]: Finished accepts. some prefix is accepted. [2018-06-26 18:32:59,196 INFO ]: With dead ends: 15 [2018-06-26 18:32:59,196 INFO ]: Without dead ends: 13 [2018-06-26 18:32:59,197 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 18:32:59,197 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-26 18:32:59,199 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-26 18:32:59,199 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-26 18:32:59,202 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 22 transitions. [2018-06-26 18:32:59,202 INFO ]: Start accepts. Automaton has 13 states and 22 transitions. Word has length 5 [2018-06-26 18:32:59,202 INFO ]: Finished accepts. word is rejected. [2018-06-26 18:32:59,202 INFO ]: Abstraction has 13 states and 22 transitions. [2018-06-26 18:32:59,202 INFO ]: Interpolant automaton has 3 states. [2018-06-26 18:32:59,202 INFO ]: Start isEmpty. Operand 13 states and 22 transitions. [2018-06-26 18:32:59,203 INFO ]: Finished isEmpty. Found accepting run of length 6 [2018-06-26 18:32:59,203 INFO ]: Found error trace [2018-06-26 18:32:59,203 INFO ]: trace histogram [1, 1, 1, 1, 1] [2018-06-26 18:32:59,203 INFO ]: === Iteration 3 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-26 18:32:59,203 INFO ]: Analyzing trace with hash 41339362, now seen corresponding path program 1 times [2018-06-26 18:32:59,203 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-26 18:32:59,203 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-26 18:32:59,204 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 18:32:59,204 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-26 18:32:59,204 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 18:32:59,237 INFO ]: Conjunction of SSA is unsat [2018-06-26 18:32:59,370 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-26 18:32:59,371 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-26 18:32:59,371 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-26 18:32:59,371 INFO ]: Interpolant automaton has 3 states [2018-06-26 18:32:59,371 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-26 18:32:59,371 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-26 18:32:59,371 INFO ]: Start difference. First operand 13 states and 22 transitions. Second operand 3 states. [2018-06-26 18:32:59,497 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-26 18:32:59,498 INFO ]: Finished difference Result 19 states and 32 transitions. [2018-06-26 18:32:59,498 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-26 18:32:59,498 INFO ]: Start accepts. Automaton has 3 states. Word has length 5 [2018-06-26 18:32:59,499 INFO ]: Finished accepts. some prefix is accepted. [2018-06-26 18:32:59,499 INFO ]: With dead ends: 19 [2018-06-26 18:32:59,499 INFO ]: Without dead ends: 19 [2018-06-26 18:32:59,500 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 18:32:59,500 INFO ]: Start minimizeSevpa. Operand 19 states. [2018-06-26 18:32:59,502 INFO ]: Finished minimizeSevpa. Reduced states from 19 to 15. [2018-06-26 18:32:59,502 INFO ]: Start removeUnreachable. Operand 15 states. [2018-06-26 18:32:59,506 INFO ]: Finished removeUnreachable. Reduced from 15 states to 15 states and 24 transitions. [2018-06-26 18:32:59,506 INFO ]: Start accepts. Automaton has 15 states and 24 transitions. Word has length 5 [2018-06-26 18:32:59,506 INFO ]: Finished accepts. word is rejected. [2018-06-26 18:32:59,506 INFO ]: Abstraction has 15 states and 24 transitions. [2018-06-26 18:32:59,506 INFO ]: Interpolant automaton has 3 states. [2018-06-26 18:32:59,506 INFO ]: Start isEmpty. Operand 15 states and 24 transitions. [2018-06-26 18:32:59,507 INFO ]: Finished isEmpty. Found accepting run of length 6 [2018-06-26 18:32:59,507 INFO ]: Found error trace [2018-06-26 18:32:59,507 INFO ]: trace histogram [1, 1, 1, 1, 1] [2018-06-26 18:32:59,507 INFO ]: === Iteration 4 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-26 18:32:59,507 INFO ]: Analyzing trace with hash 41160616, now seen corresponding path program 1 times [2018-06-26 18:32:59,507 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-26 18:32:59,507 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-26 18:32:59,508 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 18:32:59,508 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-26 18:32:59,508 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 18:32:59,519 INFO ]: Conjunction of SSA is unsat [2018-06-26 18:32:59,542 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-26 18:32:59,542 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-26 18:32:59,542 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-26 18:32:59,542 INFO ]: Interpolant automaton has 3 states [2018-06-26 18:32:59,542 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-26 18:32:59,542 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-26 18:32:59,543 INFO ]: Start difference. First operand 15 states and 24 transitions. Second operand 3 states. [2018-06-26 18:32:59,683 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-26 18:32:59,683 INFO ]: Finished difference Result 19 states and 30 transitions. [2018-06-26 18:32:59,684 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-26 18:32:59,684 INFO ]: Start accepts. Automaton has 3 states. Word has length 5 [2018-06-26 18:32:59,685 INFO ]: Finished accepts. some prefix is accepted. [2018-06-26 18:32:59,685 INFO ]: With dead ends: 19 [2018-06-26 18:32:59,685 INFO ]: Without dead ends: 15 [2018-06-26 18:32:59,685 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 18:32:59,686 INFO ]: Start minimizeSevpa. Operand 15 states. [2018-06-26 18:32:59,688 INFO ]: Finished minimizeSevpa. Reduced states from 15 to 15. [2018-06-26 18:32:59,688 INFO ]: Start removeUnreachable. Operand 15 states. [2018-06-26 18:32:59,688 INFO ]: Finished removeUnreachable. Reduced from 15 states to 15 states and 23 transitions. [2018-06-26 18:32:59,689 INFO ]: Start accepts. Automaton has 15 states and 23 transitions. Word has length 5 [2018-06-26 18:32:59,689 INFO ]: Finished accepts. word is rejected. [2018-06-26 18:32:59,689 INFO ]: Abstraction has 15 states and 23 transitions. [2018-06-26 18:32:59,689 INFO ]: Interpolant automaton has 3 states. [2018-06-26 18:32:59,689 INFO ]: Start isEmpty. Operand 15 states and 23 transitions. [2018-06-26 18:32:59,689 INFO ]: Finished isEmpty. Found accepting run of length 11 [2018-06-26 18:32:59,689 INFO ]: Found error trace [2018-06-26 18:32:59,689 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-26 18:32:59,690 INFO ]: === Iteration 5 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-26 18:32:59,690 INFO ]: Analyzing trace with hash -1138483809, now seen corresponding path program 1 times [2018-06-26 18:32:59,690 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-26 18:32:59,690 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-26 18:32:59,690 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 18:32:59,690 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-26 18:32:59,690 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 18:32:59,748 INFO ]: Conjunction of SSA is unsat [2018-06-26 18:32:59,913 INFO ]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-06-26 18:32:59,913 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-26 18:32:59,914 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-26 18:32:59,914 INFO ]: Interpolant automaton has 4 states [2018-06-26 18:32:59,914 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-26 18:32:59,914 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-26 18:32:59,914 INFO ]: Start difference. First operand 15 states and 23 transitions. Second operand 4 states. [2018-06-26 18:33:00,094 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-26 18:33:00,094 INFO ]: Finished difference Result 15 states and 23 transitions. [2018-06-26 18:33:00,094 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-26 18:33:00,094 INFO ]: Start accepts. Automaton has 4 states. Word has length 10 [2018-06-26 18:33:00,094 INFO ]: Finished accepts. some prefix is accepted. [2018-06-26 18:33:00,094 INFO ]: With dead ends: 15 [2018-06-26 18:33:00,094 INFO ]: Without dead ends: 0 [2018-06-26 18:33:00,095 INFO ]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-06-26 18:33:00,095 INFO ]: Start minimizeSevpa. Operand 0 states. [2018-06-26 18:33:00,095 INFO ]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-06-26 18:33:00,095 INFO ]: Start removeUnreachable. Operand 0 states. [2018-06-26 18:33:00,095 INFO ]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-06-26 18:33:00,095 INFO ]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 10 [2018-06-26 18:33:00,095 INFO ]: Finished accepts. word is rejected. [2018-06-26 18:33:00,095 INFO ]: Abstraction has 0 states and 0 transitions. [2018-06-26 18:33:00,095 INFO ]: Interpolant automaton has 4 states. [2018-06-26 18:33:00,095 INFO ]: Start isEmpty. Operand 0 states and 0 transitions. [2018-06-26 18:33:00,095 INFO ]: Finished isEmpty. No accepting run. [2018-06-26 18:33:00,097 INFO ]: Did not count any witness invariants because Icfg is not BoogieIcfg [2018-06-26 18:33:00,099 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.06 06:33:00 BasicIcfg [2018-06-26 18:33:00,099 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-26 18:33:00,100 INFO ]: Toolchain (without parser) took 2437.55 ms. Allocated memory was 305.7 MB in the beginning and 329.8 MB in the end (delta: 24.1 MB). Free memory was 250.0 MB in the beginning and 279.3 MB in the end (delta: -29.3 MB). There was no memory consumed. Max. memory is 3.6 GB. [2018-06-26 18:33:00,101 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 305.7 MB. Free memory is still 271.1 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-26 18:33:00,102 INFO ]: ChcToBoogie took 91.06 ms. Allocated memory is still 305.7 MB. Free memory was 250.0 MB in the beginning and 247.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-26 18:33:00,102 INFO ]: Boogie Preprocessor took 54.83 ms. Allocated memory is still 305.7 MB. Free memory was 247.0 MB in the beginning and 246.0 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 3.6 GB. [2018-06-26 18:33:00,103 INFO ]: RCFGBuilder took 331.22 ms. Allocated memory is still 305.7 MB. Free memory was 246.0 MB in the beginning and 232.9 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 3.6 GB. [2018-06-26 18:33:00,103 INFO ]: BlockEncodingV2 took 268.36 ms. Allocated memory is still 305.7 MB. Free memory was 232.9 MB in the beginning and 218.9 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 3.6 GB. [2018-06-26 18:33:00,104 INFO ]: TraceAbstraction took 1683.15 ms. Allocated memory was 305.7 MB in the beginning and 329.8 MB in the end (delta: 24.1 MB). Free memory was 218.9 MB in the beginning and 279.3 MB in the end (delta: -60.4 MB). There was no memory consumed. Max. memory is 3.6 GB. [2018-06-26 18:33:00,106 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 23 locations, 32 edges - StatisticsResult: Encoded RCFG 12 locations, 25 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.07 ms. Allocated memory is still 305.7 MB. Free memory is still 271.1 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 91.06 ms. Allocated memory is still 305.7 MB. Free memory was 250.0 MB in the beginning and 247.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 54.83 ms. Allocated memory is still 305.7 MB. Free memory was 247.0 MB in the beginning and 246.0 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 331.22 ms. Allocated memory is still 305.7 MB. Free memory was 246.0 MB in the beginning and 232.9 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 3.6 GB. * BlockEncodingV2 took 268.36 ms. Allocated memory is still 305.7 MB. Free memory was 232.9 MB in the beginning and 218.9 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 1683.15 ms. Allocated memory was 305.7 MB in the beginning and 329.8 MB in the end (delta: 24.1 MB). Free memory was 218.9 MB in the beginning and 279.3 MB in the end (delta: -60.4 MB). There was no memory consumed. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [UNKNOWN] : assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 12 locations, 1 error locations. SAFE Result, 1.6s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 81 SDtfs, 19 SDslu, 45 SDs, 0 SdLazy, 50 SolverSat, 18 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15occurred in iteration=3, 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: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 24 ConstructedInterpolants, 0 QuantifiedInterpolants, 528 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 3/3 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/x_plus_2_pow_n04.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-0-2018-06-26_18-33-00-122.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/x_plus_2_pow_n04.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-1-2018-06-26_18-33-00-122.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/x_plus_2_pow_n04.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-Benchmark-0-2018-06-26_18-33-00-122.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/x_plus_2_pow_n04.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-26_18-33-00-122.csv Received shutdown request...