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/hopv/lia/termination/toChurch00.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 01:57:21,889 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 01:57:21,891 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 01:57:21,903 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 01:57:21,904 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 01:57:21,905 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 01:57:21,906 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 01:57:21,908 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 01:57:21,910 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 01:57:21,911 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 01:57:21,911 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 01:57:21,912 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 01:57:21,912 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 01:57:21,914 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 01:57:21,917 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 01:57:21,918 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 01:57:21,927 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 01:57:21,929 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 01:57:21,931 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 01:57:21,932 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 01:57:21,937 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 01:57:21,942 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 01:57:21,942 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 01:57:21,942 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 01:57:21,944 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 01:57:21,948 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 01:57:21,949 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 01:57:21,950 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 01:57:21,957 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 01:57:21,957 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 01:57:21,958 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 01:57:21,958 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 01:57:21,959 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 01:57:21,959 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 01:57:21,960 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 01:57:21,960 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-22 01:57:22,001 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 01:57:22,001 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 01:57:22,002 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 01:57:22,002 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 01:57:22,003 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 01:57:22,003 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 01:57:22,003 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 01:57:22,004 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 01:57:22,004 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 01:57:22,005 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 01:57:22,005 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 01:57:22,005 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 01:57:22,005 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 01:57:22,005 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 01:57:22,005 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 01:57:22,006 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 01:57:22,006 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 01:57:22,007 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 01:57:22,007 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 01:57:22,050 INFO ]: Repository-Root is: /tmp [2018-06-22 01:57:22,070 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 01:57:22,076 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 01:57:22,078 INFO ]: Initializing SmtParser... [2018-06-22 01:57:22,078 INFO ]: SmtParser initialized [2018-06-22 01:57:22,079 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/hopv/lia/termination/toChurch00.smt2 [2018-06-22 01:57:22,081 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 01:57:22,182 INFO ]: Executing SMT file /storage/chc-comp/hopv/lia/termination/toChurch00.smt2 unknown [2018-06-22 01:57:23,054 INFO ]: Succesfully executed SMT file /storage/chc-comp/hopv/lia/termination/toChurch00.smt2 [2018-06-22 01:57:23,059 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 01:57:23,065 INFO ]: Walking toolchain with 4 elements. [2018-06-22 01:57:23,065 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 01:57:23,065 INFO ]: Initializing ChcToBoogie... [2018-06-22 01:57:23,066 INFO ]: ChcToBoogie initialized [2018-06-22 01:57:23,070 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 01:57:23" (1/1) ... [2018-06-22 01:57:23,142 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:57:23 Unit [2018-06-22 01:57:23,143 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 01:57:23,143 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 01:57:23,143 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 01:57:23,143 INFO ]: Boogie Preprocessor initialized [2018-06-22 01:57:23,159 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:57:23" (1/1) ... [2018-06-22 01:57:23,160 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:57:23" (1/1) ... [2018-06-22 01:57:23,168 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:57:23" (1/1) ... [2018-06-22 01:57:23,168 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:57:23" (1/1) ... [2018-06-22 01:57:23,176 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:57:23" (1/1) ... [2018-06-22 01:57:23,185 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:57:23" (1/1) ... [2018-06-22 01:57:23,193 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:57:23" (1/1) ... [2018-06-22 01:57:23,197 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 01:57:23,197 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 01:57:23,197 INFO ]: Initializing RCFGBuilder... [2018-06-22 01:57:23,197 INFO ]: RCFGBuilder initialized [2018-06-22 01:57:23,198 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:57:23" (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 01:57:23,215 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-22 01:57:23,215 INFO ]: Found specification of procedure gotoProc [2018-06-22 01:57:23,215 INFO ]: Found implementation of procedure gotoProc [2018-06-22 01:57:23,215 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 01:57:23,215 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 01:57:23,215 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 01:57:24,709 INFO ]: Using library mode [2018-06-22 01:57:24,709 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 01:57:24 BoogieIcfgContainer [2018-06-22 01:57:24,709 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 01:57:24,711 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 01:57:24,711 INFO ]: Initializing TraceAbstraction... [2018-06-22 01:57:24,718 INFO ]: TraceAbstraction initialized [2018-06-22 01:57:24,718 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 01:57:23" (1/3) ... [2018-06-22 01:57:24,721 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5391b00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 01:57:24, skipping insertion in model container [2018-06-22 01:57:24,721 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:57:23" (2/3) ... [2018-06-22 01:57:24,721 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5391b00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 01:57:24, skipping insertion in model container [2018-06-22 01:57:24,722 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 01:57:24" (3/3) ... [2018-06-22 01:57:24,723 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 01:57:24,733 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 01:57:24,743 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 01:57:24,798 INFO ]: Using default assertion order modulation [2018-06-22 01:57:24,798 INFO ]: Interprodecural is true [2018-06-22 01:57:24,798 INFO ]: Hoare is false [2018-06-22 01:57:24,798 INFO ]: Compute interpolants for FPandBP [2018-06-22 01:57:24,798 INFO ]: Backedges is TWOTRACK [2018-06-22 01:57:24,798 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 01:57:24,798 INFO ]: Difference is false [2018-06-22 01:57:24,798 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 01:57:24,799 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 01:57:24,818 INFO ]: Start isEmpty. Operand 29 states. [2018-06-22 01:57:24,830 INFO ]: Finished isEmpty. Found accepting run of length 9 [2018-06-22 01:57:24,831 INFO ]: Found error trace [2018-06-22 01:57:24,832 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 01:57:24,832 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 01:57:24,837 INFO ]: Analyzing trace with hash 685065795, now seen corresponding path program 1 times [2018-06-22 01:57:24,839 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 01:57:24,839 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 01:57:24,875 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 01:57:24,875 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 01:57:24,875 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 01:57:24,921 INFO ]: Conjunction of SSA is unsat [2018-06-22 01:57:25,035 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 01:57:25,037 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 01:57:25,037 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 01:57:25,039 INFO ]: Interpolant automaton has 4 states [2018-06-22 01:57:25,056 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 01:57:25,056 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 01:57:25,059 INFO ]: Start difference. First operand 29 states. Second operand 4 states. [2018-06-22 01:57:25,218 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 01:57:25,218 INFO ]: Finished difference Result 29 states and 37 transitions. [2018-06-22 01:57:25,219 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-06-22 01:57:25,220 INFO ]: Start accepts. Automaton has 4 states. Word has length 8 [2018-06-22 01:57:25,220 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 01:57:25,226 INFO ]: With dead ends: 29 [2018-06-22 01:57:25,226 INFO ]: Without dead ends: 0 [2018-06-22 01:57:25,228 INFO ]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-06-22 01:57:25,245 INFO ]: Start minimizeSevpa. Operand 0 states. [2018-06-22 01:57:25,251 INFO ]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-06-22 01:57:25,252 INFO ]: Start removeUnreachable. Operand 0 states. [2018-06-22 01:57:25,252 INFO ]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-06-22 01:57:25,254 INFO ]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 8 [2018-06-22 01:57:25,254 INFO ]: Finished accepts. word is rejected. [2018-06-22 01:57:25,254 INFO ]: Abstraction has 0 states and 0 transitions. [2018-06-22 01:57:25,254 INFO ]: Interpolant automaton has 4 states. [2018-06-22 01:57:25,254 INFO ]: Start isEmpty. Operand 0 states and 0 transitions. [2018-06-22 01:57:25,254 INFO ]: Finished isEmpty. No accepting run. [2018-06-22 01:57:25,259 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 01:57:25 BoogieIcfgContainer [2018-06-22 01:57:25,259 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 01:57:25,260 INFO ]: Toolchain (without parser) took 2200.40 ms. Allocated memory was 307.2 MB in the beginning and 324.0 MB in the end (delta: 16.8 MB). Free memory was 216.7 MB in the beginning and 254.8 MB in the end (delta: -38.1 MB). There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 01:57:25,261 INFO ]: SmtParser took 0.10 ms. Allocated memory is still 307.2 MB. Free memory is still 272.7 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 01:57:25,262 INFO ]: ChcToBoogie took 77.45 ms. Allocated memory is still 307.2 MB. Free memory was 216.7 MB in the beginning and 213.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 01:57:25,262 INFO ]: Boogie Preprocessor took 53.70 ms. Allocated memory is still 307.2 MB. Free memory was 213.7 MB in the beginning and 211.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 01:57:25,263 INFO ]: RCFGBuilder took 1512.08 ms. Allocated memory was 307.2 MB in the beginning and 324.0 MB in the end (delta: 16.8 MB). Free memory was 211.7 MB in the beginning and 277.1 MB in the end (delta: -65.4 MB). Peak memory consumption was 30.8 MB. Max. memory is 3.6 GB. [2018-06-22 01:57:25,263 INFO ]: TraceAbstraction took 548.22 ms. Allocated memory is still 324.0 MB. Free memory was 275.6 MB in the beginning and 254.8 MB in the end (delta: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 3.6 GB. [2018-06-22 01:57:25,266 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.10 ms. Allocated memory is still 307.2 MB. Free memory is still 272.7 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 77.45 ms. Allocated memory is still 307.2 MB. Free memory was 216.7 MB in the beginning and 213.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 53.70 ms. Allocated memory is still 307.2 MB. Free memory was 213.7 MB in the beginning and 211.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 1512.08 ms. Allocated memory was 307.2 MB in the beginning and 324.0 MB in the end (delta: 16.8 MB). Free memory was 211.7 MB in the beginning and 277.1 MB in the end (delta: -65.4 MB). Peak memory consumption was 30.8 MB. Max. memory is 3.6 GB. * TraceAbstraction took 548.22 ms. Allocated memory is still 324.0 MB. Free memory was 275.6 MB in the beginning and 254.8 MB in the end (delta: 20.8 MB). Peak memory consumption was 20.8 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, 29 locations, 1 error locations. SAFE Result, 0.4s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 18 SDtfs, 34 SDslu, 7 SDs, 0 SdLazy, 23 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=29occurred 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 119 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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/toChurch00.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_01-57-25-275.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/toChurch00.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_01-57-25-275.csv Received shutdown request...