java -Xss1g -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/MESI_i4_e6_2175.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 08:54:02,927 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 08:54:02,928 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 08:54:02,940 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 08:54:02,940 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 08:54:02,941 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 08:54:02,943 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 08:54:02,944 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 08:54:02,946 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 08:54:02,947 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 08:54:02,948 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 08:54:02,948 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 08:54:02,951 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 08:54:02,952 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 08:54:02,953 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 08:54:02,954 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 08:54:02,958 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 08:54:02,960 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 08:54:02,962 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 08:54:02,963 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 08:54:02,964 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 08:54:02,967 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 08:54:02,967 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 08:54:02,967 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 08:54:02,968 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 08:54:02,969 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 08:54:02,970 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 08:54:02,970 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 08:54:02,971 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 08:54:02,972 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 08:54:02,972 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 08:54:02,973 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 08:54:02,973 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 08:54:02,974 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 08:54:02,975 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 08:54:02,975 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-22 08:54:02,989 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 08:54:02,989 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 08:54:02,989 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 08:54:02,989 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 08:54:02,991 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 08:54:02,991 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 08:54:02,991 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 08:54:02,991 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 08:54:02,991 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 08:54:02,991 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 08:54:02,992 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 08:54:02,992 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 08:54:02,992 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 08:54:02,992 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 08:54:02,992 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 08:54:02,992 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 08:54:02,993 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 08:54:02,994 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 08:54:02,994 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 08:54:03,049 INFO ]: Repository-Root is: /tmp [2018-06-22 08:54:03,067 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 08:54:03,072 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 08:54:03,074 INFO ]: Initializing SmtParser... [2018-06-22 08:54:03,074 INFO ]: SmtParser initialized [2018-06-22 08:54:03,075 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/MESI_i4_e6_2175.smt2 [2018-06-22 08:54:03,076 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 [2018-06-22 08:54:03,167 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/MESI_i4_e6_2175.smt2 unknown [2018-06-22 08:54:03,580 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/MESI_i4_e6_2175.smt2 [2018-06-22 08:54:03,584 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 08:54:03,590 INFO ]: Walking toolchain with 4 elements. [2018-06-22 08:54:03,590 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 08:54:03,590 INFO ]: Initializing ChcToBoogie... [2018-06-22 08:54:03,591 INFO ]: ChcToBoogie initialized [2018-06-22 08:54:03,594 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:54:03" (1/1) ... [2018-06-22 08:54:03,708 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:54:03 Unit [2018-06-22 08:54:03,709 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 08:54:03,709 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 08:54:03,709 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 08:54:03,709 INFO ]: Boogie Preprocessor initialized [2018-06-22 08:54:03,734 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:54:03" (1/1) ... [2018-06-22 08:54:03,734 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:54:03" (1/1) ... [2018-06-22 08:54:03,745 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:54:03" (1/1) ... [2018-06-22 08:54:03,745 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:54:03" (1/1) ... [2018-06-22 08:54:03,764 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:54:03" (1/1) ... [2018-06-22 08:54:03,765 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:54:03" (1/1) ... [2018-06-22 08:54:03,767 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:54:03" (1/1) ... [2018-06-22 08:54:03,784 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 08:54:03,784 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 08:54:03,784 INFO ]: Initializing RCFGBuilder... [2018-06-22 08:54:03,784 INFO ]: RCFGBuilder initialized [2018-06-22 08:54:03,785 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:54:03" (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) [2018-06-22 08:54:03,806 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-22 08:54:03,806 INFO ]: Found specification of procedure gotoProc [2018-06-22 08:54:03,806 INFO ]: Found implementation of procedure gotoProc [2018-06-22 08:54:03,806 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 08:54:03,806 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 08:54:03,806 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 [2018-06-22 08:54:04,249 INFO ]: Using library mode [2018-06-22 08:54:04,250 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:54:04 BoogieIcfgContainer [2018-06-22 08:54:04,250 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 08:54:04,252 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 08:54:04,252 INFO ]: Initializing TraceAbstraction... [2018-06-22 08:54:04,255 INFO ]: TraceAbstraction initialized [2018-06-22 08:54:04,255 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 08:54:03" (1/3) ... [2018-06-22 08:54:04,259 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59036568 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 08:54:04, skipping insertion in model container [2018-06-22 08:54:04,259 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 08:54:03" (2/3) ... [2018-06-22 08:54:04,259 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59036568 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 08:54:04, skipping insertion in model container [2018-06-22 08:54:04,259 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 08:54:04" (3/3) ... [2018-06-22 08:54:04,261 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 08:54:04,271 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 08:54:04,280 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 08:54:04,328 INFO ]: Using default assertion order modulation [2018-06-22 08:54:04,328 INFO ]: Interprodecural is true [2018-06-22 08:54:04,328 INFO ]: Hoare is false [2018-06-22 08:54:04,328 INFO ]: Compute interpolants for FPandBP [2018-06-22 08:54:04,328 INFO ]: Backedges is TWOTRACK [2018-06-22 08:54:04,328 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 08:54:04,328 INFO ]: Difference is false [2018-06-22 08:54:04,328 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 08:54:04,328 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 08:54:04,344 INFO ]: Start isEmpty. Operand 10 states. [2018-06-22 08:54:04,357 INFO ]: Finished isEmpty. Found accepting run of length 8 [2018-06-22 08:54:04,357 INFO ]: Found error trace [2018-06-22 08:54:04,358 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-06-22 08:54:04,358 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 08:54:04,366 INFO ]: Analyzing trace with hash 1284994894, now seen corresponding path program 1 times [2018-06-22 08:54:04,368 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 08:54:04,368 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 08:54:04,409 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 08:54:04,409 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 08:54:04,409 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 08:54:04,515 INFO ]: Conjunction of SSA is unsat [2018-06-22 08:54:04,673 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 08:54:04,676 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 08:54:04,676 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-22 08:54:04,678 INFO ]: Interpolant automaton has 3 states [2018-06-22 08:54:04,694 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-22 08:54:04,695 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-22 08:54:04,698 INFO ]: Start difference. First operand 10 states. Second operand 3 states. [2018-06-22 08:54:04,777 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 08:54:04,777 INFO ]: Finished difference Result 9 states and 9 transitions. [2018-06-22 08:54:04,777 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-22 08:54:04,779 INFO ]: Start accepts. Automaton has 3 states. Word has length 7 [2018-06-22 08:54:04,779 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 08:54:04,787 INFO ]: With dead ends: 9 [2018-06-22 08:54:04,787 INFO ]: Without dead ends: 9 [2018-06-22 08:54:04,789 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 [2018-06-22 08:54:04,802 INFO ]: Start minimizeSevpa. Operand 9 states. [2018-06-22 08:54:04,830 INFO ]: Finished minimizeSevpa. Reduced states from 9 to 9. [2018-06-22 08:54:04,831 INFO ]: Start removeUnreachable. Operand 9 states. [2018-06-22 08:54:04,832 INFO ]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-06-22 08:54:04,833 INFO ]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 7 [2018-06-22 08:54:04,833 INFO ]: Finished accepts. word is rejected. [2018-06-22 08:54:04,833 INFO ]: Abstraction has 9 states and 9 transitions. [2018-06-22 08:54:04,833 INFO ]: Interpolant automaton has 3 states. [2018-06-22 08:54:04,833 INFO ]: Start isEmpty. Operand 9 states and 9 transitions. [2018-06-22 08:54:04,833 INFO ]: Finished isEmpty. Found accepting run of length 9 [2018-06-22 08:54:04,833 INFO ]: Found error trace [2018-06-22 08:54:04,833 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 08:54:04,834 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 08:54:04,834 INFO ]: Analyzing trace with hash 1180964567, now seen corresponding path program 1 times [2018-06-22 08:54:04,834 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 08:54:04,834 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 08:54:04,835 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 08:54:04,835 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 08:54:04,835 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 08:54:04,941 INFO ]: Conjunction of SSA is unsat [2018-06-22 08:54:05,295 INFO ]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 08:54:05,295 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 08:54:05,295 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 08:54:05,301 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 08:54:05,460 INFO ]: Conjunction of SSA is unsat [2018-06-22 08:54:05,473 INFO ]: Computing forward predicates... [2018-06-22 08:54:08,607 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:08,617 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:08,618 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:08,630 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:08,634 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 08:54:08,642 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:08,646 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:08,648 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:08,651 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:08,653 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:08,654 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 08:54:08,657 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:08,659 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:08,662 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:08,663 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:08,665 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:08,668 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 08:54:08,670 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:08,673 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:08,674 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:08,684 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:08,687 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:08,688 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:08,689 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:08,691 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:08,692 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:08,693 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:08,795 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:08,798 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:08,800 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:08,801 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:08,804 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:08,805 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:08,850 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:08,860 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:08,861 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:08,938 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,010 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,011 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,012 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,012 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,013 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,014 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,016 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,019 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,021 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,022 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:09,025 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,027 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:09,028 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,029 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,030 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,031 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:09,034 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,035 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,039 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,039 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,041 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,041 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:09,042 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:09,042 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:09,045 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,047 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,048 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,049 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,053 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,055 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,056 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:09,063 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,064 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,065 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,068 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,069 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:09,071 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:09,073 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:09,074 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:09,075 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:09,078 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,080 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,093 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,101 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,102 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:09,103 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,105 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,106 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,106 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:09,107 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,110 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:09,111 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,111 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:09,112 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 08:54:09,114 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,116 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,117 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:09,117 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,118 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,121 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:09,122 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,125 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:09,125 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:09,130 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 08:54:09,131 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:09,132 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,132 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,133 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,135 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:09,137 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:09,138 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,139 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,141 WARN ]: expecting exponential blowup for input size 10 [2018-06-22 08:54:09,142 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,142 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,143 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:09,145 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:09,147 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:09,148 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,151 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,152 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,155 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,157 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:09,158 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,160 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,161 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,162 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,163 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:09,164 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:09,166 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,168 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,169 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,171 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,173 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:09,177 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,178 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,180 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:09,182 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:09,182 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:09,184 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,185 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:09,186 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,189 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,189 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,192 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,193 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,195 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,197 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,198 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,200 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:09,201 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:09,207 WARN ]: expecting exponential blowup for input size 9 [2018-06-22 08:54:09,209 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:09,210 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,211 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,212 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,214 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,215 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,217 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,219 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,220 WARN ]: expecting exponential blowup for input size 7 [2018-06-22 08:54:09,221 WARN ]: expecting exponential blowup for input size 8 [2018-06-22 08:54:09,222 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:33,295 WARN ]: Spent 654.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 12 [2018-06-22 08:54:33,297 INFO ]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 08:54:33,322 INFO ]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-06-22 08:54:33,322 INFO ]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2018-06-22 08:54:33,322 INFO ]: Interpolant automaton has 5 states [2018-06-22 08:54:33,322 INFO ]: Constructing interpolant automaton starting with 5 interpolants. [2018-06-22 08:54:33,322 INFO ]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-06-22 08:54:33,323 INFO ]: Start difference. First operand 9 states and 9 transitions. Second operand 5 states. [2018-06-22 08:54:33,349 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 08:54:33,349 INFO ]: Finished difference Result 10 states and 10 transitions. [2018-06-22 08:54:33,349 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 08:54:33,349 INFO ]: Start accepts. Automaton has 5 states. Word has length 8 [2018-06-22 08:54:33,350 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 08:54:33,350 INFO ]: With dead ends: 10 [2018-06-22 08:54:33,350 INFO ]: Without dead ends: 10 [2018-06-22 08:54:33,350 INFO ]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-06-22 08:54:33,350 INFO ]: Start minimizeSevpa. Operand 10 states. [2018-06-22 08:54:33,351 INFO ]: Finished minimizeSevpa. Reduced states from 10 to 10. [2018-06-22 08:54:33,351 INFO ]: Start removeUnreachable. Operand 10 states. [2018-06-22 08:54:33,352 INFO ]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2018-06-22 08:54:33,352 INFO ]: Start accepts. Automaton has 10 states and 10 transitions. Word has length 8 [2018-06-22 08:54:33,352 INFO ]: Finished accepts. word is rejected. [2018-06-22 08:54:33,352 INFO ]: Abstraction has 10 states and 10 transitions. [2018-06-22 08:54:33,352 INFO ]: Interpolant automaton has 5 states. [2018-06-22 08:54:33,352 INFO ]: Start isEmpty. Operand 10 states and 10 transitions. [2018-06-22 08:54:33,352 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 08:54:33,352 INFO ]: Found error trace [2018-06-22 08:54:33,352 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 08:54:33,352 INFO ]: === Iteration 3 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 08:54:33,352 INFO ]: Analyzing trace with hash -2043975570, now seen corresponding path program 2 times [2018-06-22 08:54:33,352 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 08:54:33,352 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 08:54:33,353 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 08:54:33,353 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 08:54:33,353 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 08:54:33,472 INFO ]: Conjunction of SSA is unsat [2018-06-22 08:54:34,035 WARN ]: Spent 253.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 69 [2018-06-22 08:54:34,060 INFO ]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 08:54:34,060 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 08:54:34,060 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 08:54:34,066 INFO ]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-06-22 08:54:34,193 INFO ]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-06-22 08:54:34,194 INFO ]: Conjunction of SSA is unsat [2018-06-22 08:54:34,204 INFO ]: Computing forward predicates... [2018-06-22 08:54:36,358 WARN ]: expecting exponential blowup for input size 6 [2018-06-22 08:54:36,358 WARN ]: expecting exponential blowup for input size 18 [2018-06-22 08:54:41,759 WARN ]: Simplifying disjunction of 414720 conjuctions. This might take some time... Received shutdown request... [2018-06-22 08:55:09,769 INFO ]: Timeout while computing interpolants [2018-06-22 08:55:09,970 WARN ]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 08:55:09,970 WARN ]: Verification canceled [2018-06-22 08:55:09,974 WARN ]: Timeout [2018-06-22 08:55:09,974 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 08:55:09 BoogieIcfgContainer [2018-06-22 08:55:09,974 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 08:55:09,975 INFO ]: Toolchain (without parser) took 66390.18 ms. Allocated memory was 305.7 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 248.1 MB in the beginning and 873.2 MB in the end (delta: -625.1 MB). Peak memory consumption was 1.8 GB. Max. memory is 3.6 GB. [2018-06-22 08:55:09,976 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 305.7 MB. Free memory is still 271.2 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 08:55:09,976 INFO ]: ChcToBoogie took 118.43 ms. Allocated memory is still 305.7 MB. Free memory was 248.1 MB in the beginning and 245.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 08:55:09,977 INFO ]: Boogie Preprocessor took 74.68 ms. Allocated memory is still 305.7 MB. Free memory was 245.1 MB in the beginning and 243.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 08:55:09,977 INFO ]: RCFGBuilder took 465.82 ms. Allocated memory is still 305.7 MB. Free memory was 243.1 MB in the beginning and 215.9 MB in the end (delta: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 3.6 GB. [2018-06-22 08:55:09,984 INFO ]: TraceAbstraction took 65722.33 ms. Allocated memory was 305.7 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 215.9 MB in the beginning and 873.2 MB in the end (delta: -657.3 MB). Peak memory consumption was 1.8 GB. Max. memory is 3.6 GB. [2018-06-22 08:55:09,987 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.08 ms. Allocated memory is still 305.7 MB. Free memory is still 271.2 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 118.43 ms. Allocated memory is still 305.7 MB. Free memory was 248.1 MB in the beginning and 245.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 74.68 ms. Allocated memory is still 305.7 MB. Free memory was 245.1 MB in the beginning and 243.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 465.82 ms. Allocated memory is still 305.7 MB. Free memory was 243.1 MB in the beginning and 215.9 MB in the end (delta: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 3.6 GB. * TraceAbstraction took 65722.33 ms. Allocated memory was 305.7 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 215.9 MB in the beginning and 873.2 MB in the end (delta: -657.3 MB). Peak memory consumption was 1.8 GB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [UNKNOWN] : Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 0). Cancelled while BasicCegarLoop was analyzing trace of length 10 with TraceHistMax 2, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while DnfTransformerHelper was XNF transformer was simplifying 414720 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 10 locations, 1 error locations. TIMEOUT Result, 65.6s OverallTime, 3 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 14 SDtfs, 0 SDslu, 20 SDs, 0 SdLazy, 14 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10occurred in iteration=0, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 28.3s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 378 SizeOfPredicates, 4 NumberOfNonLiveVariables, 521 ConjunctsInSsa, 46 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 0/2 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/MESI_i4_e6_2175.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_08-55-10-005.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/MESI_i4_e6_2175.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_08-55-10-005.csv Completed graceful shutdown