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/reve/015b-horn.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-14921ce [2018-06-24 21:05:03,888 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-24 21:05:03,890 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-24 21:05:03,905 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-24 21:05:03,906 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-24 21:05:03,907 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-24 21:05:03,910 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-24 21:05:03,912 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-24 21:05:03,914 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-24 21:05:03,916 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-24 21:05:03,917 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-24 21:05:03,917 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-24 21:05:03,918 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-24 21:05:03,922 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-24 21:05:03,923 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-24 21:05:03,924 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-24 21:05:03,925 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-24 21:05:03,935 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-24 21:05:03,936 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-24 21:05:03,940 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-24 21:05:03,941 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-24 21:05:03,943 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-24 21:05:03,943 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-24 21:05:03,944 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-24 21:05:03,944 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-24 21:05:03,947 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-24 21:05:03,948 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-24 21:05:03,949 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-24 21:05:03,952 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-24 21:05:03,952 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-24 21:05:03,953 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-24 21:05:03,954 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-24 21:05:03,954 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-24 21:05:03,955 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-24 21:05:03,955 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-24 21:05:03,955 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-24 21:05:03,978 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-24 21:05:03,978 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-24 21:05:03,978 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-24 21:05:03,978 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-24 21:05:03,982 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-06-24 21:05:03,982 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-06-24 21:05:03,982 INFO L133 SettingsManager]: * Create interprocedural compositions=false [2018-06-24 21:05:03,982 INFO L133 SettingsManager]: * Use SBE=true [2018-06-24 21:05:03,983 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-24 21:05:03,983 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-24 21:05:03,983 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-24 21:05:03,983 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-24 21:05:03,983 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-24 21:05:03,984 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-24 21:05:03,984 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-24 21:05:03,984 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-24 21:05:03,984 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-24 21:05:03,984 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-24 21:05:03,984 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-24 21:05:03,985 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-24 21:05:03,986 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-24 21:05:03,987 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-24 21:05:03,988 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-24 21:05:04,027 INFO ]: Repository-Root is: /tmp [2018-06-24 21:05:04,046 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-24 21:05:04,053 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-24 21:05:04,055 INFO ]: Initializing SmtParser... [2018-06-24 21:05:04,055 INFO ]: SmtParser initialized [2018-06-24 21:05:04,055 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/eldarica-misc/LIA/reve/015b-horn.smt2 [2018-06-24 21:05:04,057 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 21:05:04,152 INFO ]: Executing SMT file /storage/chc-comp/eldarica-misc/LIA/reve/015b-horn.smt2 unknown [2018-06-24 21:05:04,362 INFO ]: Succesfully executed SMT file /storage/chc-comp/eldarica-misc/LIA/reve/015b-horn.smt2 [2018-06-24 21:05:04,371 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-24 21:05:04,378 INFO ]: Walking toolchain with 5 elements. [2018-06-24 21:05:04,378 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-24 21:05:04,378 INFO ]: Initializing ChcToBoogie... [2018-06-24 21:05:04,378 INFO ]: ChcToBoogie initialized [2018-06-24 21:05:04,382 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 24.06 09:05:04" (1/1) ... [2018-06-24 21:05:04,440 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:05:04 Unit [2018-06-24 21:05:04,440 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-24 21:05:04,440 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-24 21:05:04,440 INFO ]: Initializing Boogie Preprocessor... [2018-06-24 21:05:04,440 INFO ]: Boogie Preprocessor initialized [2018-06-24 21:05:04,455 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:05:04" (1/1) ... [2018-06-24 21:05:04,455 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:05:04" (1/1) ... [2018-06-24 21:05:04,460 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:05:04" (1/1) ... [2018-06-24 21:05:04,460 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:05:04" (1/1) ... [2018-06-24 21:05:04,464 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:05:04" (1/1) ... [2018-06-24 21:05:04,467 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:05:04" (1/1) ... [2018-06-24 21:05:04,468 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:05:04" (1/1) ... [2018-06-24 21:05:04,470 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-24 21:05:04,470 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-24 21:05:04,470 INFO ]: Initializing RCFGBuilder... [2018-06-24 21:05:04,470 INFO ]: RCFGBuilder initialized [2018-06-24 21:05:04,471 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:05:04" (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 21:05:04,484 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-24 21:05:04,484 INFO ]: Found specification of procedure gotoProc [2018-06-24 21:05:04,484 INFO ]: Found implementation of procedure gotoProc [2018-06-24 21:05:04,484 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-24 21:05:04,484 INFO ]: Found specification of procedure Ultimate.START [2018-06-24 21:05:04,484 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 21:05:04,813 INFO ]: Using library mode [2018-06-24 21:05:04,814 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 09:05:04 BoogieIcfgContainer [2018-06-24 21:05:04,814 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-24 21:05:04,814 INFO ]: ------------------------BlockEncodingV2---------------------------- [2018-06-24 21:05:04,814 INFO ]: Initializing BlockEncodingV2... [2018-06-24 21:05:04,815 INFO ]: BlockEncodingV2 initialized [2018-06-24 21:05:04,816 INFO ]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 09:05:04" (1/1) ... [2018-06-24 21:05:04,834 INFO ]: Initial Icfg 12 locations, 24 edges [2018-06-24 21:05:04,835 INFO ]: Using Remove infeasible edges [2018-06-24 21:05:04,836 INFO ]: Using Maximize final states [2018-06-24 21:05:04,836 INFO ]: Using Minimize states even if more edges are added than removed.=false [2018-06-24 21:05:04,837 INFO ]: Using Minimize states using LBE with the strategy=MULTI [2018-06-24 21:05:04,841 INFO ]: Using Remove sink states [2018-06-24 21:05:04,842 INFO ]: Using Apply optimizations until nothing changes=true [2018-06-24 21:05:04,842 INFO ]: Using Use SBE [2018-06-24 21:05:04,851 INFO ]: SBE split 0 edges [2018-06-24 21:05:04,867 INFO ]: Removed 6 edges and 2 locations because of local infeasibility [2018-06-24 21:05:04,868 INFO ]: 0 new accepting states [2018-06-24 21:05:04,960 INFO ]: Removed 7 edges and 2 locations by large block encoding [2018-06-24 21:05:04,962 INFO ]: Removed 0 edges and 0 locations by removing sink states [2018-06-24 21:05:04,964 INFO ]: Removed 0 edges and 0 locations because of local infeasibility [2018-06-24 21:05:04,964 INFO ]: 0 new accepting states [2018-06-24 21:05:04,964 INFO ]: Removed 0 edges and 0 locations by large block encoding [2018-06-24 21:05:04,964 INFO ]: Removed 0 edges and 0 locations by removing sink states [2018-06-24 21:05:04,965 INFO ]: Encoded RCFG 8 locations, 16 edges [2018-06-24 21:05:04,966 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 24.06 09:05:04 BasicIcfg [2018-06-24 21:05:04,966 INFO ]: ------------------------ END BlockEncodingV2---------------------------- [2018-06-24 21:05:04,966 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-24 21:05:04,966 INFO ]: Initializing TraceAbstraction... [2018-06-24 21:05:04,970 INFO ]: TraceAbstraction initialized [2018-06-24 21:05:04,970 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 24.06 09:05:04" (1/4) ... [2018-06-24 21:05:04,971 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56fbf186 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 24.06 09:05:04, skipping insertion in model container [2018-06-24 21:05:04,971 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:05:04" (2/4) ... [2018-06-24 21:05:04,971 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56fbf186 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.06 09:05:04, skipping insertion in model container [2018-06-24 21:05:04,971 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 09:05:04" (3/4) ... [2018-06-24 21:05:04,971 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56fbf186 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.06 09:05:04, skipping insertion in model container [2018-06-24 21:05:04,972 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 24.06 09:05:04" (4/4) ... [2018-06-24 21:05:04,978 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver_BEv2 [2018-06-24 21:05:04,990 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-24 21:05:04,998 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-24 21:05:05,046 INFO ]: Using default assertion order modulation [2018-06-24 21:05:05,046 INFO ]: Interprodecural is true [2018-06-24 21:05:05,047 INFO ]: Hoare is false [2018-06-24 21:05:05,047 INFO ]: Compute interpolants for FPandBP [2018-06-24 21:05:05,047 INFO ]: Backedges is TWOTRACK [2018-06-24 21:05:05,047 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-24 21:05:05,047 INFO ]: Difference is false [2018-06-24 21:05:05,047 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-24 21:05:05,047 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-24 21:05:05,055 INFO ]: Start isEmpty. Operand 8 states. [2018-06-24 21:05:05,064 INFO ]: Finished isEmpty. Found accepting run of length 6 [2018-06-24 21:05:05,064 INFO ]: Found error trace [2018-06-24 21:05:05,065 INFO ]: trace histogram [1, 1, 1, 1, 1] [2018-06-24 21:05:05,065 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 21:05:05,070 INFO ]: Analyzing trace with hash 44147144, now seen corresponding path program 1 times [2018-06-24 21:05:05,072 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 21:05:05,073 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 21:05:05,108 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:05:05,108 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:05:05,108 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:05:05,168 INFO ]: Conjunction of SSA is unsat [2018-06-24 21:05:05,276 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-24 21:05:05,278 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-24 21:05:05,278 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-24 21:05:05,279 INFO ]: Interpolant automaton has 3 states [2018-06-24 21:05:05,289 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-24 21:05:05,290 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-24 21:05:05,292 INFO ]: Start difference. First operand 8 states. Second operand 3 states. [2018-06-24 21:05:05,452 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-24 21:05:05,452 INFO ]: Finished difference Result 12 states and 27 transitions. [2018-06-24 21:05:05,452 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-24 21:05:05,453 INFO ]: Start accepts. Automaton has 3 states. Word has length 5 [2018-06-24 21:05:05,454 INFO ]: Finished accepts. some prefix is accepted. [2018-06-24 21:05:05,464 INFO ]: With dead ends: 12 [2018-06-24 21:05:05,464 INFO ]: Without dead ends: 12 [2018-06-24 21:05:05,466 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 21:05:05,480 INFO ]: Start minimizeSevpa. Operand 12 states. [2018-06-24 21:05:05,503 INFO ]: Finished minimizeSevpa. Reduced states from 12 to 9. [2018-06-24 21:05:05,504 INFO ]: Start removeUnreachable. Operand 9 states. [2018-06-24 21:05:05,505 INFO ]: Finished removeUnreachable. Reduced from 9 states to 9 states and 21 transitions. [2018-06-24 21:05:05,507 INFO ]: Start accepts. Automaton has 9 states and 21 transitions. Word has length 5 [2018-06-24 21:05:05,508 INFO ]: Finished accepts. word is rejected. [2018-06-24 21:05:05,509 INFO ]: Abstraction has 9 states and 21 transitions. [2018-06-24 21:05:05,509 INFO ]: Interpolant automaton has 3 states. [2018-06-24 21:05:05,509 INFO ]: Start isEmpty. Operand 9 states and 21 transitions. [2018-06-24 21:05:05,509 INFO ]: Finished isEmpty. Found accepting run of length 7 [2018-06-24 21:05:05,509 INFO ]: Found error trace [2018-06-24 21:05:05,509 INFO ]: trace histogram [1, 1, 1, 1, 1, 1] [2018-06-24 21:05:05,509 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 21:05:05,509 INFO ]: Analyzing trace with hash 1367790104, now seen corresponding path program 1 times [2018-06-24 21:05:05,509 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 21:05:05,510 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 21:05:05,511 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:05:05,511 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:05:05,511 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:05:05,524 INFO ]: Conjunction of SSA is unsat [2018-06-24 21:05:05,602 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-24 21:05:05,602 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-24 21:05:05,602 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-24 21:05:05,603 INFO ]: Interpolant automaton has 3 states [2018-06-24 21:05:05,603 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-24 21:05:05,603 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-24 21:05:05,604 INFO ]: Start difference. First operand 9 states and 21 transitions. Second operand 3 states. [2018-06-24 21:05:05,648 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-24 21:05:05,649 INFO ]: Finished difference Result 8 states and 14 transitions. [2018-06-24 21:05:05,649 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-24 21:05:05,649 INFO ]: Start accepts. Automaton has 3 states. Word has length 6 [2018-06-24 21:05:05,649 INFO ]: Finished accepts. some prefix is accepted. [2018-06-24 21:05:05,649 INFO ]: With dead ends: 8 [2018-06-24 21:05:05,649 INFO ]: Without dead ends: 8 [2018-06-24 21:05:05,650 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 21:05:05,650 INFO ]: Start minimizeSevpa. Operand 8 states. [2018-06-24 21:05:05,651 INFO ]: Finished minimizeSevpa. Reduced states from 8 to 8. [2018-06-24 21:05:05,651 INFO ]: Start removeUnreachable. Operand 8 states. [2018-06-24 21:05:05,652 INFO ]: Finished removeUnreachable. Reduced from 8 states to 8 states and 14 transitions. [2018-06-24 21:05:05,652 INFO ]: Start accepts. Automaton has 8 states and 14 transitions. Word has length 6 [2018-06-24 21:05:05,652 INFO ]: Finished accepts. word is rejected. [2018-06-24 21:05:05,652 INFO ]: Abstraction has 8 states and 14 transitions. [2018-06-24 21:05:05,652 INFO ]: Interpolant automaton has 3 states. [2018-06-24 21:05:05,652 INFO ]: Start isEmpty. Operand 8 states and 14 transitions. [2018-06-24 21:05:05,652 INFO ]: Finished isEmpty. Found accepting run of length 7 [2018-06-24 21:05:05,652 INFO ]: Found error trace [2018-06-24 21:05:05,652 INFO ]: trace histogram [1, 1, 1, 1, 1, 1] [2018-06-24 21:05:05,652 INFO ]: === Iteration 3 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 21:05:05,653 INFO ]: Analyzing trace with hash 1367820856, now seen corresponding path program 1 times [2018-06-24 21:05:05,653 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 21:05:05,653 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 21:05:05,654 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:05:05,654 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:05:05,654 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:05:05,674 INFO ]: Conjunction of SSA is unsat [2018-06-24 21:05:05,795 INFO ]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-24 21:05:05,795 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-24 21:05:05,795 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) [2018-06-24 21:05:05,815 INFO ]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-24 21:05:05,855 INFO ]: Conjunction of SSA is unsat [2018-06-24 21:05:05,864 INFO ]: Computing forward predicates... [2018-06-24 21:05:05,948 INFO ]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-24 21:05:05,974 INFO ]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-06-24 21:05:05,974 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2018-06-24 21:05:05,974 INFO ]: Interpolant automaton has 5 states [2018-06-24 21:05:05,974 INFO ]: Constructing interpolant automaton starting with 5 interpolants. [2018-06-24 21:05:05,974 INFO ]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-06-24 21:05:05,974 INFO ]: Start difference. First operand 8 states and 14 transitions. Second operand 5 states. [2018-06-24 21:05:06,038 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-24 21:05:06,038 INFO ]: Finished difference Result 12 states and 21 transitions. [2018-06-24 21:05:06,038 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-24 21:05:06,038 INFO ]: Start accepts. Automaton has 5 states. Word has length 6 [2018-06-24 21:05:06,038 INFO ]: Finished accepts. some prefix is accepted. [2018-06-24 21:05:06,039 INFO ]: With dead ends: 12 [2018-06-24 21:05:06,039 INFO ]: Without dead ends: 12 [2018-06-24 21:05:06,039 INFO ]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-06-24 21:05:06,039 INFO ]: Start minimizeSevpa. Operand 12 states. [2018-06-24 21:05:06,041 INFO ]: Finished minimizeSevpa. Reduced states from 12 to 9. [2018-06-24 21:05:06,041 INFO ]: Start removeUnreachable. Operand 9 states. [2018-06-24 21:05:06,041 INFO ]: Finished removeUnreachable. Reduced from 9 states to 9 states and 16 transitions. [2018-06-24 21:05:06,041 INFO ]: Start accepts. Automaton has 9 states and 16 transitions. Word has length 6 [2018-06-24 21:05:06,041 INFO ]: Finished accepts. word is rejected. [2018-06-24 21:05:06,041 INFO ]: Abstraction has 9 states and 16 transitions. [2018-06-24 21:05:06,041 INFO ]: Interpolant automaton has 5 states. [2018-06-24 21:05:06,041 INFO ]: Start isEmpty. Operand 9 states and 16 transitions. [2018-06-24 21:05:06,041 INFO ]: Finished isEmpty. Found accepting run of length 7 [2018-06-24 21:05:06,041 INFO ]: Found error trace [2018-06-24 21:05:06,041 INFO ]: trace histogram [1, 1, 1, 1, 1, 1] [2018-06-24 21:05:06,041 INFO ]: === Iteration 4 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 21:05:06,042 INFO ]: Analyzing trace with hash 1368744377, now seen corresponding path program 1 times [2018-06-24 21:05:06,042 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 21:05:06,042 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 21:05:06,042 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:05:06,042 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:05:06,042 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:05:06,049 INFO ]: Conjunction of SSA is unsat [2018-06-24 21:05:06,070 INFO ]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-24 21:05:06,070 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-24 21:05:06,070 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-24 21:05:06,070 INFO ]: Interpolant automaton has 3 states [2018-06-24 21:05:06,070 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-24 21:05:06,070 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-24 21:05:06,070 INFO ]: Start difference. First operand 9 states and 16 transitions. Second operand 3 states. [2018-06-24 21:05:06,101 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-24 21:05:06,101 INFO ]: Finished difference Result 8 states and 11 transitions. [2018-06-24 21:05:06,101 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-24 21:05:06,101 INFO ]: Start accepts. Automaton has 3 states. Word has length 6 [2018-06-24 21:05:06,102 INFO ]: Finished accepts. some prefix is accepted. [2018-06-24 21:05:06,102 INFO ]: With dead ends: 8 [2018-06-24 21:05:06,102 INFO ]: Without dead ends: 8 [2018-06-24 21:05:06,102 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 21:05:06,102 INFO ]: Start minimizeSevpa. Operand 8 states. [2018-06-24 21:05:06,103 INFO ]: Finished minimizeSevpa. Reduced states from 8 to 8. [2018-06-24 21:05:06,103 INFO ]: Start removeUnreachable. Operand 8 states. [2018-06-24 21:05:06,104 INFO ]: Finished removeUnreachable. Reduced from 8 states to 8 states and 11 transitions. [2018-06-24 21:05:06,104 INFO ]: Start accepts. Automaton has 8 states and 11 transitions. Word has length 6 [2018-06-24 21:05:06,104 INFO ]: Finished accepts. word is rejected. [2018-06-24 21:05:06,104 INFO ]: Abstraction has 8 states and 11 transitions. [2018-06-24 21:05:06,104 INFO ]: Interpolant automaton has 3 states. [2018-06-24 21:05:06,104 INFO ]: Start isEmpty. Operand 8 states and 11 transitions. [2018-06-24 21:05:06,104 INFO ]: Finished isEmpty. Found accepting run of length 7 [2018-06-24 21:05:06,104 INFO ]: Found error trace [2018-06-24 21:05:06,104 INFO ]: trace histogram [1, 1, 1, 1, 1, 1] [2018-06-24 21:05:06,104 INFO ]: === Iteration 5 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 21:05:06,104 INFO ]: Analyzing trace with hash 1368775129, now seen corresponding path program 1 times [2018-06-24 21:05:06,104 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 21:05:06,104 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 21:05:06,105 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:05:06,105 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:05:06,105 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:05:06,116 INFO ]: Conjunction of SSA is unsat [2018-06-24 21:05:06,138 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-24 21:05:06,138 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-24 21:05:06,138 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-24 21:05:06,139 INFO ]: Interpolant automaton has 3 states [2018-06-24 21:05:06,139 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-24 21:05:06,139 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-24 21:05:06,139 INFO ]: Start difference. First operand 8 states and 11 transitions. Second operand 3 states. [2018-06-24 21:05:06,183 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-24 21:05:06,183 INFO ]: Finished difference Result 4 states and 6 transitions. [2018-06-24 21:05:06,184 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-24 21:05:06,184 INFO ]: Start accepts. Automaton has 3 states. Word has length 6 [2018-06-24 21:05:06,185 INFO ]: Finished accepts. some prefix is accepted. [2018-06-24 21:05:06,185 INFO ]: With dead ends: 4 [2018-06-24 21:05:06,185 INFO ]: Without dead ends: 0 [2018-06-24 21:05:06,185 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 21:05:06,185 INFO ]: Start minimizeSevpa. Operand 0 states. [2018-06-24 21:05:06,185 INFO ]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-06-24 21:05:06,185 INFO ]: Start removeUnreachable. Operand 0 states. [2018-06-24 21:05:06,185 INFO ]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-06-24 21:05:06,185 INFO ]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6 [2018-06-24 21:05:06,185 INFO ]: Finished accepts. word is rejected. [2018-06-24 21:05:06,185 INFO ]: Abstraction has 0 states and 0 transitions. [2018-06-24 21:05:06,185 INFO ]: Interpolant automaton has 3 states. [2018-06-24 21:05:06,185 INFO ]: Start isEmpty. Operand 0 states and 0 transitions. [2018-06-24 21:05:06,185 INFO ]: Finished isEmpty. No accepting run. [2018-06-24 21:05:06,188 INFO ]: Did not count any witness invariants because Icfg is not BoogieIcfg [2018-06-24 21:05:06,192 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.06 09:05:06 BasicIcfg [2018-06-24 21:05:06,192 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-24 21:05:06,193 INFO ]: Toolchain (without parser) took 1821.19 ms. Allocated memory is still 302.0 MB. Free memory was 257.4 MB in the beginning and 197.5 MB in the end (delta: 59.8 MB). Peak memory consumption was 59.8 MB. Max. memory is 3.6 GB. [2018-06-24 21:05:06,195 INFO ]: SmtParser took 0.09 ms. Allocated memory is still 302.0 MB. Free memory is still 267.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-24 21:05:06,195 INFO ]: ChcToBoogie took 61.92 ms. Allocated memory is still 302.0 MB. Free memory was 256.4 MB in the beginning and 254.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 3.6 GB. [2018-06-24 21:05:06,196 INFO ]: Boogie Preprocessor took 29.49 ms. Allocated memory is still 302.0 MB. Free memory was 254.3 MB in the beginning and 253.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 3.6 GB. [2018-06-24 21:05:06,196 INFO ]: RCFGBuilder took 343.37 ms. Allocated memory is still 302.0 MB. Free memory was 253.3 MB in the beginning and 242.2 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 3.6 GB. [2018-06-24 21:05:06,197 INFO ]: BlockEncodingV2 took 151.56 ms. Allocated memory is still 302.0 MB. Free memory was 242.2 MB in the beginning and 239.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-24 21:05:06,198 INFO ]: TraceAbstraction took 1225.68 ms. Allocated memory is still 302.0 MB. Free memory was 239.2 MB in the beginning and 197.5 MB in the end (delta: 41.7 MB). Peak memory consumption was 41.7 MB. Max. memory is 3.6 GB. [2018-06-24 21:05:06,202 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 12 locations, 24 edges - StatisticsResult: Encoded RCFG 8 locations, 16 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.09 ms. Allocated memory is still 302.0 MB. Free memory is still 267.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 61.92 ms. Allocated memory is still 302.0 MB. Free memory was 256.4 MB in the beginning and 254.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 29.49 ms. Allocated memory is still 302.0 MB. Free memory was 254.3 MB in the beginning and 253.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 343.37 ms. Allocated memory is still 302.0 MB. Free memory was 253.3 MB in the beginning and 242.2 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 3.6 GB. * BlockEncodingV2 took 151.56 ms. Allocated memory is still 302.0 MB. Free memory was 242.2 MB in the beginning and 239.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 1225.68 ms. Allocated memory is still 302.0 MB. Free memory was 239.2 MB in the beginning and 197.5 MB in the end (delta: 41.7 MB). Peak memory consumption was 41.7 MB. 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, 8 locations, 1 error locations. SAFE Result, 1.1s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 41 SDtfs, 18 SDslu, 33 SDs, 0 SdLazy, 36 SolverSat, 17 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9occurred in iteration=1, 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, 6 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 29 ConstructedInterpolants, 0 QuantifiedInterpolants, 472 SizeOfPredicates, 4 NumberOfNonLiveVariables, 61 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 2/3 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/015b-horn.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-0-2018-06-24_21-05-06-226.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/015b-horn.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-1-2018-06-24_21-05-06-226.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/015b-horn.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-Benchmark-0-2018-06-24_21-05-06-226.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/015b-horn.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-24_21-05-06-226.csv Received shutdown request...