java -Xss4m -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC_wBE.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf -i /storage/chc-comp/hopv/lia/mochi/apply.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-14921ce [2018-06-24 21:13:06,909 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-24 21:13:06,911 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-24 21:13:06,924 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-24 21:13:06,924 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-24 21:13:06,925 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-24 21:13:06,926 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-24 21:13:06,930 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-24 21:13:06,932 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-24 21:13:06,932 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-24 21:13:06,934 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-24 21:13:06,934 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-24 21:13:06,935 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-24 21:13:06,936 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-24 21:13:06,937 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-24 21:13:06,940 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-24 21:13:06,942 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-24 21:13:06,955 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-24 21:13:06,957 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-24 21:13:06,958 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-24 21:13:06,959 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-24 21:13:06,961 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-06-24 21:13:06,978 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-24 21:13:06,998 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-24 21:13:06,998 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-24 21:13:06,998 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-24 21:13:06,999 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-24 21:13:06,999 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-06-24 21:13:07,002 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-06-24 21:13:07,002 INFO L133 SettingsManager]: * Create interprocedural compositions=false [2018-06-24 21:13:07,003 INFO L133 SettingsManager]: * Use SBE=true [2018-06-24 21:13:07,003 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-24 21:13:07,003 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-24 21:13:07,003 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-24 21:13:07,003 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-24 21:13:07,004 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-24 21:13:07,004 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-24 21:13:07,004 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-24 21:13:07,004 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-24 21:13:07,004 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-24 21:13:07,004 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-24 21:13:07,005 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-24 21:13:07,005 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-24 21:13:07,005 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-24 21:13:07,007 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-24 21:13:07,007 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-24 21:13:07,045 INFO ]: Repository-Root is: /tmp [2018-06-24 21:13:07,064 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-24 21:13:07,068 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-24 21:13:07,070 INFO ]: Initializing SmtParser... [2018-06-24 21:13:07,070 INFO ]: SmtParser initialized [2018-06-24 21:13:07,071 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/hopv/lia/mochi/apply.smt2 [2018-06-24 21:13:07,072 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 21:13:07,160 INFO ]: Executing SMT file /storage/chc-comp/hopv/lia/mochi/apply.smt2 unknown [2018-06-24 21:13:07,368 INFO ]: Succesfully executed SMT file /storage/chc-comp/hopv/lia/mochi/apply.smt2 [2018-06-24 21:13:07,374 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-24 21:13:07,379 INFO ]: Walking toolchain with 5 elements. [2018-06-24 21:13:07,380 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-24 21:13:07,380 INFO ]: Initializing ChcToBoogie... [2018-06-24 21:13:07,380 INFO ]: ChcToBoogie initialized [2018-06-24 21:13:07,383 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 24.06 09:13:07" (1/1) ... [2018-06-24 21:13:07,437 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:13:07 Unit [2018-06-24 21:13:07,438 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-24 21:13:07,438 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-24 21:13:07,438 INFO ]: Initializing Boogie Preprocessor... [2018-06-24 21:13:07,438 INFO ]: Boogie Preprocessor initialized [2018-06-24 21:13:07,460 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:13:07" (1/1) ... [2018-06-24 21:13:07,460 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:13:07" (1/1) ... [2018-06-24 21:13:07,465 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:13:07" (1/1) ... [2018-06-24 21:13:07,465 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:13:07" (1/1) ... [2018-06-24 21:13:07,469 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:13:07" (1/1) ... [2018-06-24 21:13:07,472 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:13:07" (1/1) ... [2018-06-24 21:13:07,473 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:13:07" (1/1) ... [2018-06-24 21:13:07,474 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-24 21:13:07,475 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-24 21:13:07,475 INFO ]: Initializing RCFGBuilder... [2018-06-24 21:13:07,475 INFO ]: RCFGBuilder initialized [2018-06-24 21:13:07,477 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:13:07" (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 21:13:07,490 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-24 21:13:07,490 INFO ]: Found specification of procedure gotoProc [2018-06-24 21:13:07,490 INFO ]: Found implementation of procedure gotoProc [2018-06-24 21:13:07,490 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-24 21:13:07,490 INFO ]: Found specification of procedure Ultimate.START [2018-06-24 21:13:07,490 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 21:13:07,823 INFO ]: Using library mode [2018-06-24 21:13:07,823 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 09:13:07 BoogieIcfgContainer [2018-06-24 21:13:07,823 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-24 21:13:07,824 INFO ]: ------------------------BlockEncodingV2---------------------------- [2018-06-24 21:13:07,824 INFO ]: Initializing BlockEncodingV2... [2018-06-24 21:13:07,825 INFO ]: BlockEncodingV2 initialized [2018-06-24 21:13:07,825 INFO ]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 09:13:07" (1/1) ... [2018-06-24 21:13:07,842 INFO ]: Initial Icfg 29 locations, 39 edges [2018-06-24 21:13:07,843 INFO ]: Using Remove infeasible edges [2018-06-24 21:13:07,843 INFO ]: Using Maximize final states [2018-06-24 21:13:07,844 INFO ]: Using Minimize states even if more edges are added than removed.=false [2018-06-24 21:13:07,845 INFO ]: Using Minimize states using LBE with the strategy=MULTI [2018-06-24 21:13:07,847 INFO ]: Using Remove sink states [2018-06-24 21:13:07,848 INFO ]: Using Apply optimizations until nothing changes=true [2018-06-24 21:13:07,848 INFO ]: Using Use SBE [2018-06-24 21:13:07,854 INFO ]: SBE split 0 edges [2018-06-24 21:13:07,859 INFO ]: Removed 3 edges and 2 locations because of local infeasibility [2018-06-24 21:13:07,861 INFO ]: 0 new accepting states [2018-06-24 21:13:07,951 INFO ]: Removed 30 edges and 12 locations by large block encoding [2018-06-24 21:13:07,953 INFO ]: Removed 0 edges and 0 locations by removing sink states [2018-06-24 21:13:07,954 INFO ]: Removed 0 edges and 0 locations because of local infeasibility [2018-06-24 21:13:07,955 INFO ]: 0 new accepting states [2018-06-24 21:13:07,955 INFO ]: Removed 0 edges and 0 locations by large block encoding [2018-06-24 21:13:07,955 INFO ]: Removed 0 edges and 0 locations by removing sink states [2018-06-24 21:13:07,955 INFO ]: Encoded RCFG 15 locations, 24 edges [2018-06-24 21:13:07,955 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 24.06 09:13:07 BasicIcfg [2018-06-24 21:13:07,956 INFO ]: ------------------------ END BlockEncodingV2---------------------------- [2018-06-24 21:13:07,956 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-24 21:13:07,956 INFO ]: Initializing TraceAbstraction... [2018-06-24 21:13:07,960 INFO ]: TraceAbstraction initialized [2018-06-24 21:13:07,960 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 24.06 09:13:07" (1/4) ... [2018-06-24 21:13:07,960 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69ec081d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 24.06 09:13:07, skipping insertion in model container [2018-06-24 21:13:07,961 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:13:07" (2/4) ... [2018-06-24 21:13:07,961 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69ec081d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.06 09:13:07, skipping insertion in model container [2018-06-24 21:13:07,961 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 09:13:07" (3/4) ... [2018-06-24 21:13:07,961 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69ec081d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.06 09:13:07, skipping insertion in model container [2018-06-24 21:13:07,961 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 24.06 09:13:07" (4/4) ... [2018-06-24 21:13:07,963 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver_BEv2 [2018-06-24 21:13:07,970 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-24 21:13:07,977 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-24 21:13:08,030 INFO ]: Using default assertion order modulation [2018-06-24 21:13:08,030 INFO ]: Interprodecural is true [2018-06-24 21:13:08,030 INFO ]: Hoare is false [2018-06-24 21:13:08,030 INFO ]: Compute interpolants for FPandBP [2018-06-24 21:13:08,030 INFO ]: Backedges is TWOTRACK [2018-06-24 21:13:08,030 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-24 21:13:08,030 INFO ]: Difference is false [2018-06-24 21:13:08,030 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-24 21:13:08,030 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-24 21:13:08,038 INFO ]: Start isEmpty. Operand 15 states. [2018-06-24 21:13:08,048 INFO ]: Finished isEmpty. Found accepting run of length 6 [2018-06-24 21:13:08,048 INFO ]: Found error trace [2018-06-24 21:13:08,049 INFO ]: trace histogram [1, 1, 1, 1, 1] [2018-06-24 21:13:08,049 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 21:13:08,054 INFO ]: Analyzing trace with hash 35590789, now seen corresponding path program 1 times [2018-06-24 21:13:08,056 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 21:13:08,057 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 21:13:08,089 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:13:08,089 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:13:08,089 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:13:08,124 INFO ]: Conjunction of SSA is unsat [2018-06-24 21:13:08,194 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-24 21:13:08,196 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-24 21:13:08,196 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-24 21:13:08,197 INFO ]: Interpolant automaton has 3 states [2018-06-24 21:13:08,208 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-24 21:13:08,209 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-24 21:13:08,212 INFO ]: Start difference. First operand 15 states. Second operand 3 states. [2018-06-24 21:13:08,376 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-24 21:13:08,376 INFO ]: Finished difference Result 22 states and 34 transitions. [2018-06-24 21:13:08,377 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-24 21:13:08,378 INFO ]: Start accepts. Automaton has 3 states. Word has length 5 [2018-06-24 21:13:08,378 INFO ]: Finished accepts. some prefix is accepted. [2018-06-24 21:13:08,387 INFO ]: With dead ends: 22 [2018-06-24 21:13:08,387 INFO ]: Without dead ends: 22 [2018-06-24 21:13:08,389 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 21:13:08,401 INFO ]: Start minimizeSevpa. Operand 22 states. [2018-06-24 21:13:08,422 INFO ]: Finished minimizeSevpa. Reduced states from 22 to 22. [2018-06-24 21:13:08,422 INFO ]: Start removeUnreachable. Operand 22 states. [2018-06-24 21:13:08,425 INFO ]: Finished removeUnreachable. Reduced from 22 states to 22 states and 34 transitions. [2018-06-24 21:13:08,426 INFO ]: Start accepts. Automaton has 22 states and 34 transitions. Word has length 5 [2018-06-24 21:13:08,427 INFO ]: Finished accepts. word is rejected. [2018-06-24 21:13:08,427 INFO ]: Abstraction has 22 states and 34 transitions. [2018-06-24 21:13:08,427 INFO ]: Interpolant automaton has 3 states. [2018-06-24 21:13:08,427 INFO ]: Start isEmpty. Operand 22 states and 34 transitions. [2018-06-24 21:13:08,428 INFO ]: Finished isEmpty. Found accepting run of length 6 [2018-06-24 21:13:08,428 INFO ]: Found error trace [2018-06-24 21:13:08,428 INFO ]: trace histogram [1, 1, 1, 1, 1] [2018-06-24 21:13:08,429 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 21:13:08,429 INFO ]: Analyzing trace with hash 35620580, now seen corresponding path program 1 times [2018-06-24 21:13:08,429 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 21:13:08,429 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 21:13:08,430 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:13:08,430 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:13:08,430 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:13:08,432 INFO ]: Conjunction of SSA is unsat [2018-06-24 21:13:08,442 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-24 21:13:08,442 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-24 21:13:08,442 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-24 21:13:08,443 INFO ]: Interpolant automaton has 3 states [2018-06-24 21:13:08,444 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-24 21:13:08,444 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-24 21:13:08,444 INFO ]: Start difference. First operand 22 states and 34 transitions. Second operand 3 states. [2018-06-24 21:13:08,686 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-24 21:13:08,686 INFO ]: Finished difference Result 29 states and 45 transitions. [2018-06-24 21:13:08,686 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-24 21:13:08,686 INFO ]: Start accepts. Automaton has 3 states. Word has length 5 [2018-06-24 21:13:08,687 INFO ]: Finished accepts. some prefix is accepted. [2018-06-24 21:13:08,688 INFO ]: With dead ends: 29 [2018-06-24 21:13:08,688 INFO ]: Without dead ends: 29 [2018-06-24 21:13:08,689 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 21:13:08,689 INFO ]: Start minimizeSevpa. Operand 29 states. [2018-06-24 21:13:08,695 INFO ]: Finished minimizeSevpa. Reduced states from 29 to 29. [2018-06-24 21:13:08,695 INFO ]: Start removeUnreachable. Operand 29 states. [2018-06-24 21:13:08,698 INFO ]: Finished removeUnreachable. Reduced from 29 states to 29 states and 45 transitions. [2018-06-24 21:13:08,698 INFO ]: Start accepts. Automaton has 29 states and 45 transitions. Word has length 5 [2018-06-24 21:13:08,698 INFO ]: Finished accepts. word is rejected. [2018-06-24 21:13:08,698 INFO ]: Abstraction has 29 states and 45 transitions. [2018-06-24 21:13:08,698 INFO ]: Interpolant automaton has 3 states. [2018-06-24 21:13:08,698 INFO ]: Start isEmpty. Operand 29 states and 45 transitions. [2018-06-24 21:13:08,701 INFO ]: Finished isEmpty. Found accepting run of length 11 [2018-06-24 21:13:08,701 INFO ]: Found error trace [2018-06-24 21:13:08,701 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-24 21:13:08,701 INFO ]: === Iteration 3 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 21:13:08,701 INFO ]: Analyzing trace with hash -1361919103, now seen corresponding path program 1 times [2018-06-24 21:13:08,701 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 21:13:08,701 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 21:13:08,702 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:13:08,702 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:13:08,702 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:13:08,710 INFO ]: Conjunction of SSA is unsat [2018-06-24 21:13:08,778 INFO ]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-24 21:13:08,778 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-24 21:13:08,778 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-24 21:13:08,778 INFO ]: Interpolant automaton has 3 states [2018-06-24 21:13:08,778 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-24 21:13:08,778 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-24 21:13:08,778 INFO ]: Start difference. First operand 29 states and 45 transitions. Second operand 3 states. [2018-06-24 21:13:08,879 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-24 21:13:08,879 INFO ]: Finished difference Result 36 states and 57 transitions. [2018-06-24 21:13:08,879 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-24 21:13:08,879 INFO ]: Start accepts. Automaton has 3 states. Word has length 10 [2018-06-24 21:13:08,879 INFO ]: Finished accepts. some prefix is accepted. [2018-06-24 21:13:08,881 INFO ]: With dead ends: 36 [2018-06-24 21:13:08,881 INFO ]: Without dead ends: 36 [2018-06-24 21:13:08,881 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 21:13:08,881 INFO ]: Start minimizeSevpa. Operand 36 states. [2018-06-24 21:13:08,889 INFO ]: Finished minimizeSevpa. Reduced states from 36 to 36. [2018-06-24 21:13:08,889 INFO ]: Start removeUnreachable. Operand 36 states. [2018-06-24 21:13:08,890 INFO ]: Finished removeUnreachable. Reduced from 36 states to 36 states and 57 transitions. [2018-06-24 21:13:08,891 INFO ]: Start accepts. Automaton has 36 states and 57 transitions. Word has length 10 [2018-06-24 21:13:08,893 INFO ]: Finished accepts. word is rejected. [2018-06-24 21:13:08,893 INFO ]: Abstraction has 36 states and 57 transitions. [2018-06-24 21:13:08,893 INFO ]: Interpolant automaton has 3 states. [2018-06-24 21:13:08,893 INFO ]: Start isEmpty. Operand 36 states and 57 transitions. [2018-06-24 21:13:08,894 INFO ]: Finished isEmpty. Found accepting run of length 11 [2018-06-24 21:13:08,894 INFO ]: Found error trace [2018-06-24 21:13:08,894 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-24 21:13:08,894 INFO ]: === Iteration 4 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 21:13:08,894 INFO ]: Analyzing trace with hash -681860733, now seen corresponding path program 1 times [2018-06-24 21:13:08,894 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 21:13:08,894 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 21:13:08,897 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:13:08,897 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:13:08,897 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:13:08,904 INFO ]: Conjunction of SSA is unsat [2018-06-24 21:13:09,060 INFO ]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-24 21:13:09,061 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-24 21:13:09,061 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 [2018-06-24 21:13:09,068 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:13:09,085 INFO ]: Conjunction of SSA is unsat [2018-06-24 21:13:09,094 INFO ]: Computing forward predicates... [2018-06-24 21:13:09,144 INFO ]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-24 21:13:09,165 INFO ]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-06-24 21:13:09,165 INFO ]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7 [2018-06-24 21:13:09,165 INFO ]: Interpolant automaton has 7 states [2018-06-24 21:13:09,165 INFO ]: Constructing interpolant automaton starting with 7 interpolants. [2018-06-24 21:13:09,165 INFO ]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-06-24 21:13:09,166 INFO ]: Start difference. First operand 36 states and 57 transitions. Second operand 7 states. [2018-06-24 21:13:10,116 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-24 21:13:10,116 INFO ]: Finished difference Result 130 states and 273 transitions. [2018-06-24 21:13:10,116 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-06-24 21:13:10,116 INFO ]: Start accepts. Automaton has 7 states. Word has length 10 [2018-06-24 21:13:10,116 INFO ]: Finished accepts. some prefix is accepted. [2018-06-24 21:13:10,125 INFO ]: With dead ends: 130 [2018-06-24 21:13:10,125 INFO ]: Without dead ends: 118 [2018-06-24 21:13:10,125 INFO ]: 0 DeclaredPredicates, 24 GetRequests, 6 SyntacticMatches, 5 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2018-06-24 21:13:10,125 INFO ]: Start minimizeSevpa. Operand 118 states. [2018-06-24 21:13:10,165 INFO ]: Finished minimizeSevpa. Reduced states from 118 to 61. [2018-06-24 21:13:10,165 INFO ]: Start removeUnreachable. Operand 61 states. [2018-06-24 21:13:10,167 INFO ]: Finished removeUnreachable. Reduced from 61 states to 61 states and 97 transitions. [2018-06-24 21:13:10,167 INFO ]: Start accepts. Automaton has 61 states and 97 transitions. Word has length 10 [2018-06-24 21:13:10,167 INFO ]: Finished accepts. word is rejected. [2018-06-24 21:13:10,167 INFO ]: Abstraction has 61 states and 97 transitions. [2018-06-24 21:13:10,167 INFO ]: Interpolant automaton has 7 states. [2018-06-24 21:13:10,167 INFO ]: Start isEmpty. Operand 61 states and 97 transitions. [2018-06-24 21:13:10,170 INFO ]: Finished isEmpty. Found accepting run of length 25 [2018-06-24 21:13:10,171 INFO ]: Found error trace [2018-06-24 21:13:10,171 INFO ]: trace histogram [5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-24 21:13:10,171 INFO ]: === Iteration 5 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 21:13:10,171 INFO ]: Analyzing trace with hash -1894614421, now seen corresponding path program 1 times [2018-06-24 21:13:10,171 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 21:13:10,171 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 21:13:10,172 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:13:10,172 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:13:10,172 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:13:10,177 INFO ]: Conjunction of SSA is unsat [2018-06-24 21:13:10,214 INFO ]: Checked inductivity of 30 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-06-24 21:13:10,214 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-24 21:13:10,214 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-24 21:13:10,214 INFO ]: Interpolant automaton has 3 states [2018-06-24 21:13:10,214 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-24 21:13:10,214 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-24 21:13:10,215 INFO ]: Start difference. First operand 61 states and 97 transitions. Second operand 3 states. [2018-06-24 21:13:10,285 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-24 21:13:10,286 INFO ]: Finished difference Result 65 states and 102 transitions. [2018-06-24 21:13:10,286 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-24 21:13:10,286 INFO ]: Start accepts. Automaton has 3 states. Word has length 24 [2018-06-24 21:13:10,286 INFO ]: Finished accepts. some prefix is accepted. [2018-06-24 21:13:10,287 INFO ]: With dead ends: 65 [2018-06-24 21:13:10,287 INFO ]: Without dead ends: 56 [2018-06-24 21:13:10,288 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 21:13:10,288 INFO ]: Start minimizeSevpa. Operand 56 states. [2018-06-24 21:13:10,297 INFO ]: Finished minimizeSevpa. Reduced states from 56 to 56. [2018-06-24 21:13:10,297 INFO ]: Start removeUnreachable. Operand 56 states. [2018-06-24 21:13:10,299 INFO ]: Finished removeUnreachable. Reduced from 56 states to 56 states and 87 transitions. [2018-06-24 21:13:10,299 INFO ]: Start accepts. Automaton has 56 states and 87 transitions. Word has length 24 [2018-06-24 21:13:10,299 INFO ]: Finished accepts. word is rejected. [2018-06-24 21:13:10,299 INFO ]: Abstraction has 56 states and 87 transitions. [2018-06-24 21:13:10,299 INFO ]: Interpolant automaton has 3 states. [2018-06-24 21:13:10,299 INFO ]: Start isEmpty. Operand 56 states and 87 transitions. [2018-06-24 21:13:10,306 INFO ]: Finished isEmpty. Found accepting run of length 36 [2018-06-24 21:13:10,306 INFO ]: Found error trace [2018-06-24 21:13:10,306 INFO ]: trace histogram [7, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-24 21:13:10,306 INFO ]: === Iteration 6 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 21:13:10,307 INFO ]: Analyzing trace with hash -1748709192, now seen corresponding path program 1 times [2018-06-24 21:13:10,307 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 21:13:10,307 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 21:13:10,307 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:13:10,308 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:13:10,308 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:13:10,328 INFO ]: Conjunction of SSA is sat [2018-06-24 21:13:10,332 INFO ]: Counterexample might be feasible [2018-06-24 21:13:10,344 INFO ]: Did not count any witness invariants because Icfg is not BoogieIcfg [2018-06-24 21:13:10,345 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.06 09:13:10 BasicIcfg [2018-06-24 21:13:10,345 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-24 21:13:10,346 INFO ]: Toolchain (without parser) took 2971.73 ms. Allocated memory was 308.8 MB in the beginning and 327.2 MB in the end (delta: 18.4 MB). Free memory was 265.3 MB in the beginning and 246.4 MB in the end (delta: 18.9 MB). Peak memory consumption was 37.3 MB. Max. memory is 3.6 GB. [2018-06-24 21:13:10,348 INFO ]: SmtParser took 0.08 ms. Allocated memory is still 308.8 MB. Free memory is still 273.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-24 21:13:10,348 INFO ]: ChcToBoogie took 58.04 ms. Allocated memory is still 308.8 MB. Free memory was 263.3 MB in the beginning and 261.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-24 21:13:10,348 INFO ]: Boogie Preprocessor took 36.27 ms. Allocated memory is still 308.8 MB. Free memory is still 261.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-24 21:13:10,349 INFO ]: RCFGBuilder took 348.56 ms. Allocated memory is still 308.8 MB. Free memory was 261.3 MB in the beginning and 251.4 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 3.6 GB. [2018-06-24 21:13:10,349 INFO ]: BlockEncodingV2 took 131.65 ms. Allocated memory is still 308.8 MB. Free memory was 251.4 MB in the beginning and 245.4 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 3.6 GB. [2018-06-24 21:13:10,350 INFO ]: TraceAbstraction took 2388.90 ms. Allocated memory was 308.8 MB in the beginning and 327.2 MB in the end (delta: 18.4 MB). Free memory was 245.4 MB in the beginning and 246.4 MB in the end (delta: -1.1 MB). Peak memory consumption was 17.3 MB. Max. memory is 3.6 GB. [2018-06-24 21:13:10,354 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 29 locations, 39 edges - StatisticsResult: Encoded RCFG 15 locations, 24 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.08 ms. Allocated memory is still 308.8 MB. Free memory is still 273.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 58.04 ms. Allocated memory is still 308.8 MB. Free memory was 263.3 MB in the beginning and 261.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 36.27 ms. Allocated memory is still 308.8 MB. Free memory is still 261.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * RCFGBuilder took 348.56 ms. Allocated memory is still 308.8 MB. Free memory was 261.3 MB in the beginning and 251.4 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 3.6 GB. * BlockEncodingV2 took 131.65 ms. Allocated memory is still 308.8 MB. Free memory was 251.4 MB in the beginning and 245.4 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 2388.90 ms. Allocated memory was 308.8 MB in the beginning and 327.2 MB in the end (delta: 18.4 MB). Free memory was 245.4 MB in the beginning and 246.4 MB in the end (delta: -1.1 MB). Peak memory consumption was 17.3 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [UNKNOWN] : assertion can be violated assertion can be violated We found a FailurePath: [L0] CALL call gotoProc(0, 0, 0, 0); [L0] assume true; [L0] CALL call gotoProc(7, hhv_gDLRunknownCLN6_0_Int, 0, 0); [L0] assume true; [L0] hhv_kDLRunknownCLN8_0_Int := hhv_applyDLRunknownCLN3_0_Int; [L0] RET call gotoProc(7, hhv_gDLRunknownCLN6_0_Int, 0, 0); [L0] hhv_kDLRunknownCLN8_0_Int := hhv_gDLRunknownCLN6_1_Int; [L0] assume hhv_kDLRunknownCLN8_0_Int == hbv_kDLRunknownCLN8_1_Int + 1; [L0] CALL call gotoProc(3, hbv_kDLRunknownCLN8_2_Int, hbv_kDLRunknownCLN8_1_Int, 0); [L0] assume hhv_applyDLRunknownCLN4_0_Int == hbv_applyDLRunknownCLN4_1_Int; [L0] CALL call gotoProc(6, hhv_applyDLRunknownCLN4_1_Int, 0, 0); [L0] assume true; [L0] hhv_kDLRunknownCLN8_0_Int := hhv_applyDLRunknownCLN3_0_Int; [L0] RET call gotoProc(6, hhv_applyDLRunknownCLN4_1_Int, 0, 0); [L0] assume true; [L0] CALL call gotoProc(5, hhv_applyDLRunknownCLN2_0_Int, hhv_applyDLRunknownCLN2_1_Int, hbv_applyDLRunknownCLN2_1_Int); [L0] assume true; [L0] CALL call gotoProc(7, hhv_gDLRunknownCLN6_0_Int, 0, 0); [L0] assume true; [L0] hhv_kDLRunknownCLN8_0_Int := hhv_applyDLRunknownCLN3_0_Int; [L0] RET call gotoProc(7, hhv_gDLRunknownCLN6_0_Int, 0, 0); [L0] hhv_kDLRunknownCLN8_0_Int := hhv_gDLRunknownCLN6_1_Int; [L0] RET call gotoProc(5, hhv_applyDLRunknownCLN2_0_Int, hhv_applyDLRunknownCLN2_1_Int, hbv_applyDLRunknownCLN2_1_Int); [L0] CALL call gotoProc(7, hhv_applyDLRunknownCLN2_1_Int, 0, 0); [L0] assume true; [L0] hhv_kDLRunknownCLN8_0_Int := hhv_applyDLRunknownCLN3_0_Int; [L0] RET call gotoProc(7, hhv_applyDLRunknownCLN2_1_Int, 0, 0); [L0] hhv_kDLRunknownCLN8_0_Int := hbv_applyDLRunknownCLN2_1_Int; [L0] havoc hbv_applyDLRunknownCLN2_1_Int; [L0] RET call gotoProc(3, hbv_kDLRunknownCLN8_2_Int, hbv_kDLRunknownCLN8_1_Int, 0); [L0] hhv_kDLRunknownCLN8_0_Int := hbv_kDLRunknownCLN8_1_Int; [L0] havoc hbv_kDLRunknownCLN8_2_Int, hbv_kDLRunknownCLN8_1_Int; [L0] RET call gotoProc(0, 0, 0, 0); [L0] assert false; - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 15 locations, 1 error locations. UNSAFE Result, 2.3s OverallTime, 6 OverallIterations, 7 TraceHistogramMax, 1.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 137 SDtfs, 57 SDslu, 159 SDs, 0 SdLazy, 230 SolverSat, 66 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 14 SyntacticMatches, 5 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 57 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 99 NumberOfCodeBlocks, 99 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 58 ConstructedInterpolants, 0 QuantifiedInterpolants, 1464 SizeOfPredicates, 6 NumberOfNonLiveVariables, 54 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 37/39 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/apply.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-0-2018-06-24_21-13-10-366.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/apply.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-1-2018-06-24_21-13-10-366.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/apply.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-Benchmark-0-2018-06-24_21-13-10-366.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/apply.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-24_21-13-10-366.csv Received shutdown request...