java -Xss4m -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC_wBE.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf -i /storage/chc-comp/hopv/lia/termination/CE-Jones_Bohr04.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-14921ce [2018-06-24 21:27:49,646 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-24 21:27:49,648 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-24 21:27:49,663 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-24 21:27:49,663 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-24 21:27:49,664 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-24 21:27:49,665 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-24 21:27:49,667 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-24 21:27:49,669 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-24 21:27:49,669 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-24 21:27:49,671 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-24 21:27:49,672 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-24 21:27:49,672 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-24 21:27:49,673 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-24 21:27:49,674 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-24 21:27:49,675 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-24 21:27:49,678 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-24 21:27:49,680 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-24 21:27:49,689 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-24 21:27:49,690 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-24 21:27:49,691 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-24 21:27:49,696 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-24 21:27:49,697 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-24 21:27:49,697 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-24 21:27:49,698 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-24 21:27:49,699 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-24 21:27:49,699 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-24 21:27:49,702 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-24 21:27:49,702 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-24 21:27:49,703 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-24 21:27:49,703 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-24 21:27:49,704 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-24 21:27:49,704 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-24 21:27:49,709 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-24 21:27:49,710 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-24 21:27:49,710 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-24 21:27:49,733 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-24 21:27:49,733 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-24 21:27:49,733 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-24 21:27:49,733 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-24 21:27:49,736 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-06-24 21:27:49,737 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-06-24 21:27:49,737 INFO L133 SettingsManager]: * Create interprocedural compositions=false [2018-06-24 21:27:49,737 INFO L133 SettingsManager]: * Use SBE=true [2018-06-24 21:27:49,737 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-24 21:27:49,737 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-24 21:27:49,738 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-24 21:27:49,738 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-24 21:27:49,738 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-24 21:27:49,738 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-24 21:27:49,738 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-24 21:27:49,739 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-24 21:27:49,740 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-24 21:27:49,740 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-24 21:27:49,740 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-24 21:27:49,740 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-24 21:27:49,741 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-24 21:27:49,742 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-24 21:27:49,742 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-24 21:27:49,788 INFO ]: Repository-Root is: /tmp [2018-06-24 21:27:49,800 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-24 21:27:49,803 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-24 21:27:49,805 INFO ]: Initializing SmtParser... [2018-06-24 21:27:49,805 INFO ]: SmtParser initialized [2018-06-24 21:27:49,806 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/hopv/lia/termination/CE-Jones_Bohr04.smt2 [2018-06-24 21:27:49,807 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 21:27:49,895 INFO ]: Executing SMT file /storage/chc-comp/hopv/lia/termination/CE-Jones_Bohr04.smt2 unknown [2018-06-24 21:27:50,863 INFO ]: Succesfully executed SMT file /storage/chc-comp/hopv/lia/termination/CE-Jones_Bohr04.smt2 [2018-06-24 21:27:50,869 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-24 21:27:50,875 INFO ]: Walking toolchain with 5 elements. [2018-06-24 21:27:50,875 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-24 21:27:50,875 INFO ]: Initializing ChcToBoogie... [2018-06-24 21:27:50,875 INFO ]: ChcToBoogie initialized [2018-06-24 21:27:50,880 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 24.06 09:27:50" (1/1) ... [2018-06-24 21:27:50,954 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:27:50 Unit [2018-06-24 21:27:50,955 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-24 21:27:50,955 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-24 21:27:50,955 INFO ]: Initializing Boogie Preprocessor... [2018-06-24 21:27:50,955 INFO ]: Boogie Preprocessor initialized [2018-06-24 21:27:50,977 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:27:50" (1/1) ... [2018-06-24 21:27:50,977 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:27:50" (1/1) ... [2018-06-24 21:27:50,989 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:27:50" (1/1) ... [2018-06-24 21:27:50,989 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:27:50" (1/1) ... [2018-06-24 21:27:50,998 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:27:50" (1/1) ... [2018-06-24 21:27:51,001 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:27:50" (1/1) ... [2018-06-24 21:27:51,003 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:27:50" (1/1) ... [2018-06-24 21:27:51,011 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-24 21:27:51,011 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-24 21:27:51,011 INFO ]: Initializing RCFGBuilder... [2018-06-24 21:27:51,011 INFO ]: RCFGBuilder initialized [2018-06-24 21:27:51,012 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:27:50" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-24 21:27:51,027 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-24 21:27:51,027 INFO ]: Found specification of procedure gotoProc [2018-06-24 21:27:51,027 INFO ]: Found implementation of procedure gotoProc [2018-06-24 21:27:51,027 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-24 21:27:51,027 INFO ]: Found specification of procedure Ultimate.START [2018-06-24 21:27:51,027 INFO ]: Found implementation of procedure Ultimate.START [2018-06-24 21:27:51,815 INFO ]: Using library mode [2018-06-24 21:27:51,815 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 09:27:51 BoogieIcfgContainer [2018-06-24 21:27:51,815 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-24 21:27:51,815 INFO ]: ------------------------BlockEncodingV2---------------------------- [2018-06-24 21:27:51,816 INFO ]: Initializing BlockEncodingV2... [2018-06-24 21:27:51,816 INFO ]: BlockEncodingV2 initialized [2018-06-24 21:27:51,819 INFO ]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 09:27:51" (1/1) ... [2018-06-24 21:27:51,848 INFO ]: Initial Icfg 49 locations, 73 edges [2018-06-24 21:27:51,849 INFO ]: Using Remove infeasible edges [2018-06-24 21:27:51,849 INFO ]: Using Maximize final states [2018-06-24 21:27:51,852 INFO ]: Using Minimize states even if more edges are added than removed.=false [2018-06-24 21:27:51,852 INFO ]: Using Minimize states using LBE with the strategy=MULTI [2018-06-24 21:27:51,855 INFO ]: Using Remove sink states [2018-06-24 21:27:51,856 INFO ]: Using Apply optimizations until nothing changes=true [2018-06-24 21:27:51,856 INFO ]: Using Use SBE [2018-06-24 21:27:51,896 INFO ]: SBE split 3 edges [2018-06-24 21:27:51,902 INFO ]: Removed 4 edges and 2 locations because of local infeasibility [2018-06-24 21:27:51,903 INFO ]: 0 new accepting states [2018-06-24 21:27:52,702 INFO ]: Removed 78 edges and 19 locations by large block encoding [2018-06-24 21:27:52,704 INFO ]: Removed 4 edges and 3 locations by removing sink states [2018-06-24 21:27:52,705 INFO ]: Removed 0 edges and 0 locations because of local infeasibility [2018-06-24 21:27:52,709 INFO ]: 0 new accepting states [2018-06-24 21:27:52,710 INFO ]: Removed 0 edges and 0 locations by large block encoding [2018-06-24 21:27:52,710 INFO ]: Removed 0 edges and 0 locations by removing sink states [2018-06-24 21:27:52,711 INFO ]: Encoded RCFG 25 locations, 52 edges [2018-06-24 21:27:52,713 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 24.06 09:27:52 BasicIcfg [2018-06-24 21:27:52,713 INFO ]: ------------------------ END BlockEncodingV2---------------------------- [2018-06-24 21:27:52,714 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-24 21:27:52,714 INFO ]: Initializing TraceAbstraction... [2018-06-24 21:27:52,718 INFO ]: TraceAbstraction initialized [2018-06-24 21:27:52,718 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 24.06 09:27:50" (1/4) ... [2018-06-24 21:27:52,719 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f8594a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 24.06 09:27:52, skipping insertion in model container [2018-06-24 21:27:52,719 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 24.06 09:27:50" (2/4) ... [2018-06-24 21:27:52,719 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f8594a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.06 09:27:52, skipping insertion in model container [2018-06-24 21:27:52,719 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.06 09:27:51" (3/4) ... [2018-06-24 21:27:52,719 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f8594a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.06 09:27:52, skipping insertion in model container [2018-06-24 21:27:52,719 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 24.06 09:27:52" (4/4) ... [2018-06-24 21:27:52,721 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver_BEv2 [2018-06-24 21:27:52,729 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-24 21:27:52,738 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-24 21:27:52,803 INFO ]: Using default assertion order modulation [2018-06-24 21:27:52,804 INFO ]: Interprodecural is true [2018-06-24 21:27:52,804 INFO ]: Hoare is false [2018-06-24 21:27:52,804 INFO ]: Compute interpolants for FPandBP [2018-06-24 21:27:52,804 INFO ]: Backedges is TWOTRACK [2018-06-24 21:27:52,804 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-24 21:27:52,804 INFO ]: Difference is false [2018-06-24 21:27:52,804 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-24 21:27:52,804 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-24 21:27:52,818 INFO ]: Start isEmpty. Operand 25 states. [2018-06-24 21:27:52,841 INFO ]: Finished isEmpty. Found accepting run of length 5 [2018-06-24 21:27:52,841 INFO ]: Found error trace [2018-06-24 21:27:52,843 INFO ]: trace histogram [1, 1, 1, 1] [2018-06-24 21:27:52,843 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 21:27:52,848 INFO ]: Analyzing trace with hash 2161313, now seen corresponding path program 1 times [2018-06-24 21:27:52,850 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 21:27:52,850 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 21:27:52,895 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:27:52,895 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:27:52,895 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:27:52,938 ERROR]: Caught known exception: Unsupported non-linear arithmetic [2018-06-24 21:27:52,938 INFO ]: Advancing trace checker [2018-06-24 21:27:52,938 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 (exit command is (exit), workingDir is null) [2018-06-24 21:27:52,948 INFO ]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-06-24 21:27:52,989 INFO ]: Conjunction of SSA is unsat [2018-06-24 21:27:52,998 INFO ]: Computing forward predicates... [2018-06-24 21:27:53,047 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-24 21:27:53,083 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-24 21:27:53,083 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-24 21:27:53,085 INFO ]: Interpolant automaton has 3 states [2018-06-24 21:27:53,100 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-24 21:27:53,101 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-24 21:27:53,103 INFO ]: Start difference. First operand 25 states. Second operand 3 states. [2018-06-24 21:27:53,747 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-24 21:27:53,747 INFO ]: Finished difference Result 29 states and 69 transitions. [2018-06-24 21:27:53,747 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-24 21:27:53,748 INFO ]: Start accepts. Automaton has 3 states. Word has length 4 [2018-06-24 21:27:53,749 INFO ]: Finished accepts. some prefix is accepted. [2018-06-24 21:27:53,757 INFO ]: With dead ends: 29 [2018-06-24 21:27:53,757 INFO ]: Without dead ends: 23 [2018-06-24 21:27:53,759 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 21:27:53,776 INFO ]: Start minimizeSevpa. Operand 23 states. [2018-06-24 21:27:53,799 INFO ]: Finished minimizeSevpa. Reduced states from 23 to 23. [2018-06-24 21:27:53,800 INFO ]: Start removeUnreachable. Operand 23 states. [2018-06-24 21:27:53,802 INFO ]: Finished removeUnreachable. Reduced from 23 states to 23 states and 49 transitions. [2018-06-24 21:27:53,803 INFO ]: Start accepts. Automaton has 23 states and 49 transitions. Word has length 4 [2018-06-24 21:27:53,804 INFO ]: Finished accepts. word is rejected. [2018-06-24 21:27:53,804 INFO ]: Abstraction has 23 states and 49 transitions. [2018-06-24 21:27:53,804 INFO ]: Interpolant automaton has 3 states. [2018-06-24 21:27:53,804 INFO ]: Start isEmpty. Operand 23 states and 49 transitions. [2018-06-24 21:27:53,807 INFO ]: Finished isEmpty. Found accepting run of length 9 [2018-06-24 21:27:53,807 INFO ]: Found error trace [2018-06-24 21:27:53,807 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-06-24 21:27:53,807 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 21:27:53,808 INFO ]: Analyzing trace with hash 21124, now seen corresponding path program 1 times [2018-06-24 21:27:53,808 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 21:27:53,808 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 21:27:53,808 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:27:53,808 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:27:53,808 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:27:53,828 INFO ]: Conjunction of SSA is unsat [2018-06-24 21:27:53,862 INFO ]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2018-06-24 21:27:53,862 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-24 21:27:53,862 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 [2018-06-24 21:27:53,878 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:27:53,931 INFO ]: Conjunction of SSA is unsat [2018-06-24 21:27:53,933 INFO ]: Computing forward predicates... [2018-06-24 21:27:53,939 INFO ]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-24 21:27:53,959 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-24 21:27:53,959 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-24 21:27:53,960 INFO ]: Interpolant automaton has 3 states [2018-06-24 21:27:53,960 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-24 21:27:53,960 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-24 21:27:53,960 INFO ]: Start difference. First operand 23 states and 49 transitions. Second operand 3 states. [2018-06-24 21:27:54,208 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-24 21:27:54,208 INFO ]: Finished difference Result 27 states and 63 transitions. [2018-06-24 21:27:54,208 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-24 21:27:54,208 INFO ]: Start accepts. Automaton has 3 states. Word has length 8 [2018-06-24 21:27:54,208 INFO ]: Finished accepts. some prefix is accepted. [2018-06-24 21:27:54,210 INFO ]: With dead ends: 27 [2018-06-24 21:27:54,210 INFO ]: Without dead ends: 27 [2018-06-24 21:27:54,211 INFO ]: 0 DeclaredPredicates, 7 GetRequests, 6 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 21:27:54,211 INFO ]: Start minimizeSevpa. Operand 27 states. [2018-06-24 21:27:54,216 INFO ]: Finished minimizeSevpa. Reduced states from 27 to 27. [2018-06-24 21:27:54,216 INFO ]: Start removeUnreachable. Operand 27 states. [2018-06-24 21:27:54,217 INFO ]: Finished removeUnreachable. Reduced from 27 states to 27 states and 63 transitions. [2018-06-24 21:27:54,218 INFO ]: Start accepts. Automaton has 27 states and 63 transitions. Word has length 8 [2018-06-24 21:27:54,218 INFO ]: Finished accepts. word is rejected. [2018-06-24 21:27:54,218 INFO ]: Abstraction has 27 states and 63 transitions. [2018-06-24 21:27:54,218 INFO ]: Interpolant automaton has 3 states. [2018-06-24 21:27:54,218 INFO ]: Start isEmpty. Operand 27 states and 63 transitions. [2018-06-24 21:27:54,220 INFO ]: Finished isEmpty. Found accepting run of length 9 [2018-06-24 21:27:54,220 INFO ]: Found error trace [2018-06-24 21:27:54,220 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-06-24 21:27:54,220 INFO ]: === Iteration 3 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 21:27:54,220 INFO ]: Analyzing trace with hash 887524805, now seen corresponding path program 1 times [2018-06-24 21:27:54,221 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 21:27:54,221 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 21:27:54,221 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:27:54,221 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:27:54,221 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:27:54,237 ERROR]: Caught known exception: Unsupported non-linear arithmetic [2018-06-24 21:27:54,237 INFO ]: Advancing trace checker [2018-06-24 21:27:54,237 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-06-24 21:27:54,256 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:27:54,297 INFO ]: Conjunction of SSA is unsat [2018-06-24 21:27:54,299 INFO ]: Computing forward predicates... [2018-06-24 21:27:54,314 INFO ]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-24 21:27:54,341 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-24 21:27:54,341 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-24 21:27:54,341 INFO ]: Interpolant automaton has 4 states [2018-06-24 21:27:54,341 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-24 21:27:54,341 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-24 21:27:54,341 INFO ]: Start difference. First operand 27 states and 63 transitions. Second operand 4 states. [2018-06-24 21:27:54,540 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-24 21:27:54,540 INFO ]: Finished difference Result 54 states and 128 transitions. [2018-06-24 21:27:54,541 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-06-24 21:27:54,541 INFO ]: Start accepts. Automaton has 4 states. Word has length 8 [2018-06-24 21:27:54,541 INFO ]: Finished accepts. some prefix is accepted. [2018-06-24 21:27:54,546 INFO ]: With dead ends: 54 [2018-06-24 21:27:54,546 INFO ]: Without dead ends: 34 [2018-06-24 21:27:54,546 INFO ]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-06-24 21:27:54,546 INFO ]: Start minimizeSevpa. Operand 34 states. [2018-06-24 21:27:54,559 INFO ]: Finished minimizeSevpa. Reduced states from 34 to 30. [2018-06-24 21:27:54,559 INFO ]: Start removeUnreachable. Operand 30 states. [2018-06-24 21:27:54,560 INFO ]: Finished removeUnreachable. Reduced from 30 states to 30 states and 66 transitions. [2018-06-24 21:27:54,560 INFO ]: Start accepts. Automaton has 30 states and 66 transitions. Word has length 8 [2018-06-24 21:27:54,560 INFO ]: Finished accepts. word is rejected. [2018-06-24 21:27:54,560 INFO ]: Abstraction has 30 states and 66 transitions. [2018-06-24 21:27:54,560 INFO ]: Interpolant automaton has 4 states. [2018-06-24 21:27:54,560 INFO ]: Start isEmpty. Operand 30 states and 66 transitions. [2018-06-24 21:27:54,563 INFO ]: Finished isEmpty. Found accepting run of length 13 [2018-06-24 21:27:54,563 INFO ]: Found error trace [2018-06-24 21:27:54,563 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-24 21:27:54,563 INFO ]: === Iteration 4 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 21:27:54,563 INFO ]: Analyzing trace with hash 795741390, now seen corresponding path program 1 times [2018-06-24 21:27:54,563 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 21:27:54,563 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 21:27:54,564 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:27:54,564 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:27:54,564 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:27:54,580 ERROR]: Caught known exception: Unsupported non-linear arithmetic [2018-06-24 21:27:54,580 INFO ]: Advancing trace checker [2018-06-24 21:27:54,580 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-06-24 21:27:54,592 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:27:54,655 INFO ]: Conjunction of SSA is unsat [2018-06-24 21:27:54,658 INFO ]: Computing forward predicates... [2018-06-24 21:27:54,666 INFO ]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-06-24 21:27:54,685 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-24 21:27:54,685 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-24 21:27:54,685 INFO ]: Interpolant automaton has 3 states [2018-06-24 21:27:54,686 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-24 21:27:54,686 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-24 21:27:54,686 INFO ]: Start difference. First operand 30 states and 66 transitions. Second operand 3 states. [2018-06-24 21:27:54,779 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-24 21:27:54,779 INFO ]: Finished difference Result 34 states and 74 transitions. [2018-06-24 21:27:54,780 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-24 21:27:54,780 INFO ]: Start accepts. Automaton has 3 states. Word has length 12 [2018-06-24 21:27:54,780 INFO ]: Finished accepts. some prefix is accepted. [2018-06-24 21:27:54,783 INFO ]: With dead ends: 34 [2018-06-24 21:27:54,783 INFO ]: Without dead ends: 34 [2018-06-24 21:27:54,783 INFO ]: 0 DeclaredPredicates, 11 GetRequests, 10 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 21:27:54,783 INFO ]: Start minimizeSevpa. Operand 34 states. [2018-06-24 21:27:54,788 INFO ]: Finished minimizeSevpa. Reduced states from 34 to 34. [2018-06-24 21:27:54,788 INFO ]: Start removeUnreachable. Operand 34 states. [2018-06-24 21:27:54,789 INFO ]: Finished removeUnreachable. Reduced from 34 states to 34 states and 74 transitions. [2018-06-24 21:27:54,789 INFO ]: Start accepts. Automaton has 34 states and 74 transitions. Word has length 12 [2018-06-24 21:27:54,790 INFO ]: Finished accepts. word is rejected. [2018-06-24 21:27:54,790 INFO ]: Abstraction has 34 states and 74 transitions. [2018-06-24 21:27:54,790 INFO ]: Interpolant automaton has 3 states. [2018-06-24 21:27:54,790 INFO ]: Start isEmpty. Operand 34 states and 74 transitions. [2018-06-24 21:27:54,792 INFO ]: Finished isEmpty. Found accepting run of length 18 [2018-06-24 21:27:54,792 INFO ]: Found error trace [2018-06-24 21:27:54,792 INFO ]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-24 21:27:54,792 INFO ]: === Iteration 5 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 21:27:54,792 INFO ]: Analyzing trace with hash -420768218, now seen corresponding path program 1 times [2018-06-24 21:27:54,792 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 21:27:54,792 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 21:27:54,793 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:27:54,793 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:27:54,793 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:27:54,812 ERROR]: Caught known exception: Unsupported non-linear arithmetic [2018-06-24 21:27:54,813 INFO ]: Advancing trace checker [2018-06-24 21:27:54,813 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2018-06-24 21:27:54,827 INFO ]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-06-24 21:27:54,905 INFO ]: Conjunction of SSA is unsat [2018-06-24 21:27:54,908 INFO ]: Computing forward predicates... [2018-06-24 21:27:54,951 INFO ]: Checked inductivity of 14 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-06-24 21:27:54,978 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-24 21:27:54,978 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-24 21:27:54,979 INFO ]: Interpolant automaton has 3 states [2018-06-24 21:27:54,979 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-24 21:27:54,979 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-24 21:27:54,979 INFO ]: Start difference. First operand 34 states and 74 transitions. Second operand 3 states. [2018-06-24 21:27:55,010 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-24 21:27:55,010 INFO ]: Finished difference Result 39 states and 82 transitions. [2018-06-24 21:27:55,010 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-24 21:27:55,010 INFO ]: Start accepts. Automaton has 3 states. Word has length 17 [2018-06-24 21:27:55,011 INFO ]: Finished accepts. some prefix is accepted. [2018-06-24 21:27:55,012 INFO ]: With dead ends: 39 [2018-06-24 21:27:55,012 INFO ]: Without dead ends: 34 [2018-06-24 21:27:55,012 INFO ]: 0 DeclaredPredicates, 16 GetRequests, 15 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 21:27:55,012 INFO ]: Start minimizeSevpa. Operand 34 states. [2018-06-24 21:27:55,018 INFO ]: Finished minimizeSevpa. Reduced states from 34 to 34. [2018-06-24 21:27:55,018 INFO ]: Start removeUnreachable. Operand 34 states. [2018-06-24 21:27:55,019 INFO ]: Finished removeUnreachable. Reduced from 34 states to 34 states and 71 transitions. [2018-06-24 21:27:55,019 INFO ]: Start accepts. Automaton has 34 states and 71 transitions. Word has length 17 [2018-06-24 21:27:55,019 INFO ]: Finished accepts. word is rejected. [2018-06-24 21:27:55,019 INFO ]: Abstraction has 34 states and 71 transitions. [2018-06-24 21:27:55,019 INFO ]: Interpolant automaton has 3 states. [2018-06-24 21:27:55,019 INFO ]: Start isEmpty. Operand 34 states and 71 transitions. [2018-06-24 21:27:55,021 INFO ]: Finished isEmpty. Found accepting run of length 26 [2018-06-24 21:27:55,021 INFO ]: Found error trace [2018-06-24 21:27:55,021 INFO ]: trace histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-24 21:27:55,021 INFO ]: === Iteration 6 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 21:27:55,021 INFO ]: Analyzing trace with hash -1855393679, now seen corresponding path program 1 times [2018-06-24 21:27:55,021 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 21:27:55,021 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 21:27:55,022 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:27:55,022 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:27:55,022 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:27:55,040 ERROR]: Caught known exception: Unsupported non-linear arithmetic [2018-06-24 21:27:55,040 INFO ]: Advancing trace checker [2018-06-24 21:27:55,040 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-06-24 21:27:55,060 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:27:55,164 INFO ]: Conjunction of SSA is unsat [2018-06-24 21:27:55,168 INFO ]: Computing forward predicates... [2018-06-24 21:27:55,220 INFO ]: Checked inductivity of 36 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-06-24 21:27:55,251 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-24 21:27:55,251 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-24 21:27:55,251 INFO ]: Interpolant automaton has 3 states [2018-06-24 21:27:55,251 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-24 21:27:55,251 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-24 21:27:55,251 INFO ]: Start difference. First operand 34 states and 71 transitions. Second operand 3 states. [2018-06-24 21:27:55,627 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-24 21:27:55,627 INFO ]: Finished difference Result 38 states and 79 transitions. [2018-06-24 21:27:55,627 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-24 21:27:55,628 INFO ]: Start accepts. Automaton has 3 states. Word has length 25 [2018-06-24 21:27:55,628 INFO ]: Finished accepts. some prefix is accepted. [2018-06-24 21:27:55,629 INFO ]: With dead ends: 38 [2018-06-24 21:27:55,629 INFO ]: Without dead ends: 38 [2018-06-24 21:27:55,629 INFO ]: 0 DeclaredPredicates, 24 GetRequests, 23 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 21:27:55,629 INFO ]: Start minimizeSevpa. Operand 38 states. [2018-06-24 21:27:55,635 INFO ]: Finished minimizeSevpa. Reduced states from 38 to 38. [2018-06-24 21:27:55,635 INFO ]: Start removeUnreachable. Operand 38 states. [2018-06-24 21:27:55,636 INFO ]: Finished removeUnreachable. Reduced from 38 states to 38 states and 79 transitions. [2018-06-24 21:27:55,636 INFO ]: Start accepts. Automaton has 38 states and 79 transitions. Word has length 25 [2018-06-24 21:27:55,636 INFO ]: Finished accepts. word is rejected. [2018-06-24 21:27:55,636 INFO ]: Abstraction has 38 states and 79 transitions. [2018-06-24 21:27:55,636 INFO ]: Interpolant automaton has 3 states. [2018-06-24 21:27:55,636 INFO ]: Start isEmpty. Operand 38 states and 79 transitions. [2018-06-24 21:27:55,638 INFO ]: Finished isEmpty. Found accepting run of length 33 [2018-06-24 21:27:55,638 INFO ]: Found error trace [2018-06-24 21:27:55,638 INFO ]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-24 21:27:55,638 INFO ]: === Iteration 7 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 21:27:55,639 INFO ]: Analyzing trace with hash -939430998, now seen corresponding path program 1 times [2018-06-24 21:27:55,639 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 21:27:55,639 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 21:27:55,639 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:27:55,639 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:27:55,639 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:27:55,656 ERROR]: Caught known exception: Unsupported non-linear arithmetic [2018-06-24 21:27:55,656 INFO ]: Advancing trace checker [2018-06-24 21:27:55,657 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2018-06-24 21:27:55,675 INFO ]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-06-24 21:27:55,850 INFO ]: Conjunction of SSA is unsat [2018-06-24 21:27:55,855 INFO ]: Computing forward predicates... [2018-06-24 21:27:55,869 INFO ]: Checked inductivity of 62 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-06-24 21:27:55,891 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-24 21:27:55,891 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-24 21:27:55,892 INFO ]: Interpolant automaton has 3 states [2018-06-24 21:27:55,892 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-24 21:27:55,892 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-24 21:27:55,892 INFO ]: Start difference. First operand 38 states and 79 transitions. Second operand 3 states. [2018-06-24 21:27:56,037 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-24 21:27:56,037 INFO ]: Finished difference Result 42 states and 88 transitions. [2018-06-24 21:27:56,038 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-24 21:27:56,038 INFO ]: Start accepts. Automaton has 3 states. Word has length 32 [2018-06-24 21:27:56,038 INFO ]: Finished accepts. some prefix is accepted. [2018-06-24 21:27:56,040 INFO ]: With dead ends: 42 [2018-06-24 21:27:56,040 INFO ]: Without dead ends: 42 [2018-06-24 21:27:56,040 INFO ]: 0 DeclaredPredicates, 31 GetRequests, 30 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 21:27:56,040 INFO ]: Start minimizeSevpa. Operand 42 states. [2018-06-24 21:27:56,046 INFO ]: Finished minimizeSevpa. Reduced states from 42 to 42. [2018-06-24 21:27:56,046 INFO ]: Start removeUnreachable. Operand 42 states. [2018-06-24 21:27:56,047 INFO ]: Finished removeUnreachable. Reduced from 42 states to 42 states and 88 transitions. [2018-06-24 21:27:56,047 INFO ]: Start accepts. Automaton has 42 states and 88 transitions. Word has length 32 [2018-06-24 21:27:56,047 INFO ]: Finished accepts. word is rejected. [2018-06-24 21:27:56,047 INFO ]: Abstraction has 42 states and 88 transitions. [2018-06-24 21:27:56,048 INFO ]: Interpolant automaton has 3 states. [2018-06-24 21:27:56,048 INFO ]: Start isEmpty. Operand 42 states and 88 transitions. [2018-06-24 21:27:56,049 INFO ]: Finished isEmpty. Found accepting run of length 37 [2018-06-24 21:27:56,049 INFO ]: Found error trace [2018-06-24 21:27:56,049 INFO ]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-24 21:27:56,050 INFO ]: === Iteration 8 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-24 21:27:56,050 INFO ]: Analyzing trace with hash -1037393801, now seen corresponding path program 1 times [2018-06-24 21:27:56,050 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-24 21:27:56,050 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-24 21:27:56,050 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:27:56,050 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-24 21:27:56,050 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-24 21:27:56,066 ERROR]: Caught known exception: Unsupported non-linear arithmetic [2018-06-24 21:27:56,066 INFO ]: Advancing trace checker [2018-06-24 21:27:56,066 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2018-06-24 21:27:56,081 INFO ]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-06-24 21:27:56,244 INFO ]: Conjunction of SSA is sat [2018-06-24 21:27:56,279 INFO ]: Counterexample might be feasible [2018-06-24 21:27:56,296 INFO ]: Did not count any witness invariants because Icfg is not BoogieIcfg [2018-06-24 21:27:56,297 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.06 09:27:56 BasicIcfg [2018-06-24 21:27:56,297 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-24 21:27:56,298 INFO ]: Toolchain (without parser) took 5428.60 ms. Allocated memory was 300.9 MB in the beginning and 384.8 MB in the end (delta: 83.9 MB). Free memory was 202.5 MB in the beginning and 296.3 MB in the end (delta: -93.8 MB). There was no memory consumed. Max. memory is 3.6 GB. [2018-06-24 21:27:56,306 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 300.9 MB. Free memory is still 266.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-24 21:27:56,306 INFO ]: ChcToBoogie took 79.62 ms. Allocated memory is still 300.9 MB. Free memory was 202.5 MB in the beginning and 199.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-24 21:27:56,307 INFO ]: Boogie Preprocessor took 55.43 ms. Allocated memory is still 300.9 MB. Free memory was 199.5 MB in the beginning and 197.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-24 21:27:56,307 INFO ]: RCFGBuilder took 803.91 ms. Allocated memory was 300.9 MB in the beginning and 324.0 MB in the end (delta: 23.1 MB). Free memory was 197.5 MB in the beginning and 276.3 MB in the end (delta: -78.8 MB). Peak memory consumption was 22.6 MB. Max. memory is 3.6 GB. [2018-06-24 21:27:56,307 INFO ]: BlockEncodingV2 took 897.87 ms. Allocated memory is still 324.0 MB. Free memory was 276.3 MB in the beginning and 227.2 MB in the end (delta: 49.1 MB). Peak memory consumption was 49.1 MB. Max. memory is 3.6 GB. [2018-06-24 21:27:56,307 INFO ]: TraceAbstraction took 3583.08 ms. Allocated memory was 324.0 MB in the beginning and 384.8 MB in the end (delta: 60.8 MB). Free memory was 227.2 MB in the beginning and 296.3 MB in the end (delta: -69.1 MB). There was no memory consumed. Max. memory is 3.6 GB. [2018-06-24 21:27:56,309 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 49 locations, 73 edges - StatisticsResult: Encoded RCFG 25 locations, 52 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.07 ms. Allocated memory is still 300.9 MB. Free memory is still 266.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 79.62 ms. Allocated memory is still 300.9 MB. Free memory was 202.5 MB in the beginning and 199.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 55.43 ms. Allocated memory is still 300.9 MB. Free memory was 199.5 MB in the beginning and 197.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 803.91 ms. Allocated memory was 300.9 MB in the beginning and 324.0 MB in the end (delta: 23.1 MB). Free memory was 197.5 MB in the beginning and 276.3 MB in the end (delta: -78.8 MB). Peak memory consumption was 22.6 MB. Max. memory is 3.6 GB. * BlockEncodingV2 took 897.87 ms. Allocated memory is still 324.0 MB. Free memory was 276.3 MB in the beginning and 227.2 MB in the end (delta: 49.1 MB). Peak memory consumption was 49.1 MB. Max. memory is 3.6 GB. * TraceAbstraction took 3583.08 ms. Allocated memory was 324.0 MB in the beginning and 384.8 MB in the end (delta: 60.8 MB). Free memory was 227.2 MB in the beginning and 296.3 MB in the end (delta: -69.1 MB). There was no memory consumed. 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, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); [L0] assume hbv_f5_1044DLRunknownCLN110_1_Int == 0; [L0] CALL call gotoProc(4, hhv_f5_1044DLRunknownCLN110_0_Int, hhv_f5_1044DLRunknownCLN110_1_Int, hhv_f5_1044DLRunknownCLN110_2_Int, hhv_f5_1044DLRunknownCLN110_3_Int, hhv_f5_1044DLRunknownCLN110_4_Int, hhv_f5_1044DLRunknownCLN110_6_Int, hhv_f5_1044DLRunknownCLN110_7_Int, hbv_f5_1044DLRunknownCLN110_1_Int, hhv_f5_1044DLRunknownCLN110_6_Int, hhv_f5_1044DLRunknownCLN110_7_Int, hhv_f5_1044DLRunknownCLN110_5_Int, hhv_f5_1044DLRunknownCLN110_6_Int, hhv_f5_1044DLRunknownCLN110_7_Int, 0, 0, 0, 0, 0); [L0] assume ((((hbv_f3_1038DLRunknownCLN74_3_Int == hbv_f3_1038DLRunknownCLN74_5_Int * hhv_f3_1038DLRunknownCLN74_7_Int && hbv_f3_1038DLRunknownCLN74_4_Int == hbv_f3_1038DLRunknownCLN74_3_Int + hbv_f3_1038DLRunknownCLN74_2_Int) && hbv_f3_1038DLRunknownCLN74_1_Int == 0) && hbv_f3_1038DLRunknownCLN74_2_Int == 0) && hbv_f3_1038DLRunknownCLN74_6_Int == 0) && hbv_f3_1038DLRunknownCLN74_5_Int == 0; [L0] CALL call gotoProc(6, hhv_f3_1038DLRunknownCLN74_0_Int, hhv_f3_1038DLRunknownCLN74_1_Int, hhv_f3_1038DLRunknownCLN74_2_Int, hhv_f3_1038DLRunknownCLN74_3_Int, hhv_f3_1038DLRunknownCLN74_4_Int, hhv_f3_1038DLRunknownCLN74_5_Int, hhv_f3_1038DLRunknownCLN74_6_Int, hbv_f3_1038DLRunknownCLN74_4_Int, hhv_f3_1038DLRunknownCLN74_5_Int, hhv_f3_1038DLRunknownCLN74_6_Int, hhv_f3_1038DLRunknownCLN74_10_Int, hhv_f3_1038DLRunknownCLN74_5_Int, hhv_f3_1038DLRunknownCLN74_6_Int, 0, 0, 0, 0, 0); [L0] assume ((((((((((hhv_f2_1034DLRunknownCLN53_12_Int == hhv_f2_1034DLRunknownCLN53_6_Int && hbv_f2_1034DLRunknownCLN53_5_Int == hbv_f2_1034DLRunknownCLN53_3_Int * hbv_f2_1034DLRunknownCLN53_4_Int) && hhv_f2_1034DLRunknownCLN53_11_Int == hhv_f2_1034DLRunknownCLN53_5_Int) && hbv_f2_1034DLRunknownCLN53_3_Int == 0) && hbv_f2_1034DLRunknownCLN53_2_Int == 0) && hhv_f2_1034DLRunknownCLN53_8_Int == hhv_f2_1034DLRunknownCLN53_5_Int) && hbv_f2_1034DLRunknownCLN53_1_Int == 0) && hhv_f2_1034DLRunknownCLN53_9_Int == hhv_f2_1034DLRunknownCLN53_6_Int) && hbv_f2_1034DLRunknownCLN53_7_Int == hbv_f2_1034DLRunknownCLN53_8_Int * hbv_f2_1034DLRunknownCLN53_4_Int) && hbv_f2_1034DLRunknownCLN53_8_Int == 0) && hhv_f2_1034DLRunknownCLN53_7_Int == hbv_f2_1034DLRunknownCLN53_7_Int + hbv_f2_1034DLRunknownCLN53_2_Int) && hbv_f2_1034DLRunknownCLN53_6_Int == hbv_f2_1034DLRunknownCLN53_5_Int + hbv_f2_1034DLRunknownCLN53_1_Int; [L0] CALL call gotoProc(8, hhv_f2_1034DLRunknownCLN53_0_Int, hhv_f2_1034DLRunknownCLN53_1_Int, hhv_f2_1034DLRunknownCLN53_2_Int, hhv_f2_1034DLRunknownCLN53_3_Int, hhv_f2_1034DLRunknownCLN53_4_Int, hhv_f2_1034DLRunknownCLN53_5_Int, hhv_f2_1034DLRunknownCLN53_6_Int, hbv_f2_1034DLRunknownCLN53_6_Int, hhv_f2_1034DLRunknownCLN53_5_Int, hhv_f2_1034DLRunknownCLN53_6_Int, hhv_f2_1034DLRunknownCLN53_5_Int, hhv_f2_1034DLRunknownCLN53_6_Int, hbv_f2_1034DLRunknownCLN53_4_Int, hbv_f2_1034DLRunknownCLN53_9_Int, hbv_f2_1034DLRunknownCLN53_10_Int, hhv_f2_1034DLRunknownCLN53_10_Int, hbv_f2_1034DLRunknownCLN53_11_Int, hbv_f2_1034DLRunknownCLN53_12_Int); [L0] assume (((hhv_f3_1038DLRunknownCLN79_14_Int == hhv_f3_1038DLRunknownCLN79_11_Int && hhv_f3_1038DLRunknownCLN79_16_Int == hhv_f3_1038DLRunknownCLN79_10_Int) && hhv_f3_1038DLRunknownCLN79_12_Int == 0) && hhv_f3_1038DLRunknownCLN79_17_Int == hhv_f3_1038DLRunknownCLN79_11_Int) && hhv_f3_1038DLRunknownCLN79_13_Int == hhv_f3_1038DLRunknownCLN79_10_Int; [L0] CALL call gotoProc(9, hhv_f3_1038DLRunknownCLN79_0_Int, hhv_f3_1038DLRunknownCLN79_1_Int, hhv_f3_1038DLRunknownCLN79_2_Int, hhv_f3_1038DLRunknownCLN79_3_Int, hhv_f3_1038DLRunknownCLN79_4_Int, hhv_f3_1038DLRunknownCLN79_5_Int, hhv_f3_1038DLRunknownCLN79_6_Int, hhv_f3_1038DLRunknownCLN79_7_Int, hhv_f3_1038DLRunknownCLN79_8_Int, hhv_f3_1038DLRunknownCLN79_9_Int, hhv_f3_1038DLRunknownCLN79_15_Int, hhv_f3_1038DLRunknownCLN79_10_Int, hhv_f3_1038DLRunknownCLN79_11_Int, 0, 0, 0, 0, 0); [L0] assume hbv_f5_1044DLRunknownCLN115_1_Int == 1 && 0 == hhv_f5_1044DLRunknownCLN115_6_Int; [L0] CALL call gotoProc(2, hhv_f5_1044DLRunknownCLN115_5_Int, hhv_f5_1044DLRunknownCLN115_6_Int, hhv_f5_1044DLRunknownCLN115_7_Int, hhv_f5_1044DLRunknownCLN115_8_Int, hhv_f5_1044DLRunknownCLN115_9_Int, hhv_f5_1044DLRunknownCLN115_10_Int, hhv_f5_1044DLRunknownCLN115_11_Int, hhv_f5_1044DLRunknownCLN115_12_Int, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); [L0] assume hbv_f5_1044DLRunknownCLN110_1_Int == 0; [L0] CALL call gotoProc(4, hhv_f5_1044DLRunknownCLN110_0_Int, hhv_f5_1044DLRunknownCLN110_1_Int, hhv_f5_1044DLRunknownCLN110_2_Int, hhv_f5_1044DLRunknownCLN110_3_Int, hhv_f5_1044DLRunknownCLN110_4_Int, hhv_f5_1044DLRunknownCLN110_6_Int, hhv_f5_1044DLRunknownCLN110_7_Int, hbv_f5_1044DLRunknownCLN110_1_Int, hhv_f5_1044DLRunknownCLN110_6_Int, hhv_f5_1044DLRunknownCLN110_7_Int, hhv_f5_1044DLRunknownCLN110_5_Int, hhv_f5_1044DLRunknownCLN110_6_Int, hhv_f5_1044DLRunknownCLN110_7_Int, 0, 0, 0, 0, 0); [L0] RET call gotoProc(4, hhv_f5_1044DLRunknownCLN110_0_Int, hhv_f5_1044DLRunknownCLN110_1_Int, hhv_f5_1044DLRunknownCLN110_2_Int, hhv_f5_1044DLRunknownCLN110_3_Int, hhv_f5_1044DLRunknownCLN110_4_Int, hhv_f5_1044DLRunknownCLN110_6_Int, hhv_f5_1044DLRunknownCLN110_7_Int, hbv_f5_1044DLRunknownCLN110_1_Int, hhv_f5_1044DLRunknownCLN110_6_Int, hhv_f5_1044DLRunknownCLN110_7_Int, hhv_f5_1044DLRunknownCLN110_5_Int, hhv_f5_1044DLRunknownCLN110_6_Int, hhv_f5_1044DLRunknownCLN110_7_Int, 0, 0, 0, 0, 0); [L0] RET call gotoProc(2, hhv_f5_1044DLRunknownCLN115_5_Int, hhv_f5_1044DLRunknownCLN115_6_Int, hhv_f5_1044DLRunknownCLN115_7_Int, hhv_f5_1044DLRunknownCLN115_8_Int, hhv_f5_1044DLRunknownCLN115_9_Int, hhv_f5_1044DLRunknownCLN115_10_Int, hhv_f5_1044DLRunknownCLN115_11_Int, hhv_f5_1044DLRunknownCLN115_12_Int, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); [L0] assume ((((((hbv_f5_without_checking_1690DLRunknownCLN140_3_Int == 0 && hhv_f5_without_checking_1690DLRunknownCLN140_1_Int == 1) && hhv_f5_without_checking_1690DLRunknownCLN140_7_Int == hhv_f5_without_checking_1690DLRunknownCLN140_0_Int) && hbv_f5_without_checking_1690DLRunknownCLN140_2_Int == hbv_f5_without_checking_1690DLRunknownCLN140_1_Int * hhv_f5_without_checking_1690DLRunknownCLN140_0_Int) && hbv_f5_without_checking_1690DLRunknownCLN140_1_Int == 0) && hhv_f5_without_checking_1690DLRunknownCLN140_4_Int == hhv_f5_without_checking_1690DLRunknownCLN140_1_Int) && hhv_f5_without_checking_1690DLRunknownCLN140_2_Int == hbv_f5_without_checking_1690DLRunknownCLN140_2_Int + hbv_f5_without_checking_1690DLRunknownCLN140_3_Int) && hhv_f5_without_checking_1690DLRunknownCLN140_3_Int == hhv_f5_without_checking_1690DLRunknownCLN140_0_Int; [L0] hhv_f5_without_checking_1690DLRunknownCLN135_0_Int, hhv_f5_without_checking_1690DLRunknownCLN135_1_Int, hhv_f5_without_checking_1690DLRunknownCLN135_2_Int, hhv_f5_without_checking_1690DLRunknownCLN135_3_Int, hhv_f5_without_checking_1690DLRunknownCLN135_4_Int, hhv_f5_without_checking_1690DLRunknownCLN135_5_Int, hhv_f5_without_checking_1690DLRunknownCLN135_6_Int, hhv_f5_without_checking_1690DLRunknownCLN135_7_Int := hhv_f5_without_checking_1690DLRunknownCLN140_5_Int, hhv_f5_without_checking_1690DLRunknownCLN140_6_Int, hhv_f5_without_checking_1690DLRunknownCLN140_0_Int, hhv_f5_without_checking_1690DLRunknownCLN140_8_Int, hhv_f5_without_checking_1690DLRunknownCLN140_9_Int, hhv_f5_without_checking_1690DLRunknownCLN140_10_Int, hhv_f5_without_checking_1690DLRunknownCLN140_11_Int, hhv_f5_without_checking_1690DLRunknownCLN140_12_Int; [L0] havoc hbv_f5_without_checking_1690DLRunknownCLN140_3_Int, hbv_f5_without_checking_1690DLRunknownCLN140_1_Int, hbv_f5_without_checking_1690DLRunknownCLN140_2_Int; [L0] assume hbv_f5_1044DLRunknownCLN110_1_Int == 0; [L0] CALL call gotoProc(4, hhv_f5_1044DLRunknownCLN110_0_Int, hhv_f5_1044DLRunknownCLN110_1_Int, hhv_f5_1044DLRunknownCLN110_2_Int, hhv_f5_1044DLRunknownCLN110_3_Int, hhv_f5_1044DLRunknownCLN110_4_Int, hhv_f5_1044DLRunknownCLN110_6_Int, hhv_f5_1044DLRunknownCLN110_7_Int, hbv_f5_1044DLRunknownCLN110_1_Int, hhv_f5_1044DLRunknownCLN110_6_Int, hhv_f5_1044DLRunknownCLN110_7_Int, hhv_f5_1044DLRunknownCLN110_5_Int, hhv_f5_1044DLRunknownCLN110_6_Int, hhv_f5_1044DLRunknownCLN110_7_Int, 0, 0, 0, 0, 0); [L0] RET call gotoProc(4, hhv_f5_1044DLRunknownCLN110_0_Int, hhv_f5_1044DLRunknownCLN110_1_Int, hhv_f5_1044DLRunknownCLN110_2_Int, hhv_f5_1044DLRunknownCLN110_3_Int, hhv_f5_1044DLRunknownCLN110_4_Int, hhv_f5_1044DLRunknownCLN110_6_Int, hhv_f5_1044DLRunknownCLN110_7_Int, hbv_f5_1044DLRunknownCLN110_1_Int, hhv_f5_1044DLRunknownCLN110_6_Int, hhv_f5_1044DLRunknownCLN110_7_Int, hhv_f5_1044DLRunknownCLN110_5_Int, hhv_f5_1044DLRunknownCLN110_6_Int, hhv_f5_1044DLRunknownCLN110_7_Int, 0, 0, 0, 0, 0); [L0] RET call gotoProc(9, hhv_f3_1038DLRunknownCLN79_0_Int, hhv_f3_1038DLRunknownCLN79_1_Int, hhv_f3_1038DLRunknownCLN79_2_Int, hhv_f3_1038DLRunknownCLN79_3_Int, hhv_f3_1038DLRunknownCLN79_4_Int, hhv_f3_1038DLRunknownCLN79_5_Int, hhv_f3_1038DLRunknownCLN79_6_Int, hhv_f3_1038DLRunknownCLN79_7_Int, hhv_f3_1038DLRunknownCLN79_8_Int, hhv_f3_1038DLRunknownCLN79_9_Int, hhv_f3_1038DLRunknownCLN79_15_Int, hhv_f3_1038DLRunknownCLN79_10_Int, hhv_f3_1038DLRunknownCLN79_11_Int, 0, 0, 0, 0, 0); [L0] CALL call gotoProc(4, hhv_f3_1038DLRunknownCLN79_5_Int, hhv_f3_1038DLRunknownCLN79_6_Int, hhv_f3_1038DLRunknownCLN79_7_Int, hhv_f3_1038DLRunknownCLN79_8_Int, hhv_f3_1038DLRunknownCLN79_9_Int, hhv_f3_1038DLRunknownCLN79_10_Int, hhv_f3_1038DLRunknownCLN79_11_Int, hhv_f3_1038DLRunknownCLN79_12_Int, hhv_f3_1038DLRunknownCLN79_10_Int, hhv_f3_1038DLRunknownCLN79_11_Int, hhv_f3_1038DLRunknownCLN79_15_Int, hhv_f3_1038DLRunknownCLN79_10_Int, hhv_f3_1038DLRunknownCLN79_11_Int, 0, 0, 0, 0, 0); [L0] RET call gotoProc(4, hhv_f3_1038DLRunknownCLN79_5_Int, hhv_f3_1038DLRunknownCLN79_6_Int, hhv_f3_1038DLRunknownCLN79_7_Int, hhv_f3_1038DLRunknownCLN79_8_Int, hhv_f3_1038DLRunknownCLN79_9_Int, hhv_f3_1038DLRunknownCLN79_10_Int, hhv_f3_1038DLRunknownCLN79_11_Int, hhv_f3_1038DLRunknownCLN79_12_Int, hhv_f3_1038DLRunknownCLN79_10_Int, hhv_f3_1038DLRunknownCLN79_11_Int, hhv_f3_1038DLRunknownCLN79_15_Int, hhv_f3_1038DLRunknownCLN79_10_Int, hhv_f3_1038DLRunknownCLN79_11_Int, 0, 0, 0, 0, 0); [L0] RET call gotoProc(8, hhv_f2_1034DLRunknownCLN53_0_Int, hhv_f2_1034DLRunknownCLN53_1_Int, hhv_f2_1034DLRunknownCLN53_2_Int, hhv_f2_1034DLRunknownCLN53_3_Int, hhv_f2_1034DLRunknownCLN53_4_Int, hhv_f2_1034DLRunknownCLN53_5_Int, hhv_f2_1034DLRunknownCLN53_6_Int, hbv_f2_1034DLRunknownCLN53_6_Int, hhv_f2_1034DLRunknownCLN53_5_Int, hhv_f2_1034DLRunknownCLN53_6_Int, hhv_f2_1034DLRunknownCLN53_5_Int, hhv_f2_1034DLRunknownCLN53_6_Int, hbv_f2_1034DLRunknownCLN53_4_Int, hbv_f2_1034DLRunknownCLN53_9_Int, hbv_f2_1034DLRunknownCLN53_10_Int, hhv_f2_1034DLRunknownCLN53_10_Int, hbv_f2_1034DLRunknownCLN53_11_Int, hbv_f2_1034DLRunknownCLN53_12_Int); [L0] RET call gotoProc(6, hhv_f3_1038DLRunknownCLN74_0_Int, hhv_f3_1038DLRunknownCLN74_1_Int, hhv_f3_1038DLRunknownCLN74_2_Int, hhv_f3_1038DLRunknownCLN74_3_Int, hhv_f3_1038DLRunknownCLN74_4_Int, hhv_f3_1038DLRunknownCLN74_5_Int, hhv_f3_1038DLRunknownCLN74_6_Int, hbv_f3_1038DLRunknownCLN74_4_Int, hhv_f3_1038DLRunknownCLN74_5_Int, hhv_f3_1038DLRunknownCLN74_6_Int, hhv_f3_1038DLRunknownCLN74_10_Int, hhv_f3_1038DLRunknownCLN74_5_Int, hhv_f3_1038DLRunknownCLN74_6_Int, 0, 0, 0, 0, 0); [L0] RET call gotoProc(4, hhv_f5_1044DLRunknownCLN110_0_Int, hhv_f5_1044DLRunknownCLN110_1_Int, hhv_f5_1044DLRunknownCLN110_2_Int, hhv_f5_1044DLRunknownCLN110_3_Int, hhv_f5_1044DLRunknownCLN110_4_Int, hhv_f5_1044DLRunknownCLN110_6_Int, hhv_f5_1044DLRunknownCLN110_7_Int, hbv_f5_1044DLRunknownCLN110_1_Int, hhv_f5_1044DLRunknownCLN110_6_Int, hhv_f5_1044DLRunknownCLN110_7_Int, hhv_f5_1044DLRunknownCLN110_5_Int, hhv_f5_1044DLRunknownCLN110_6_Int, hhv_f5_1044DLRunknownCLN110_7_Int, 0, 0, 0, 0, 0); [L0] RET call gotoProc(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); [L0] assert false; - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 25 locations, 1 error locations. UNSAFE Result, 3.5s OverallTime, 8 OverallIterations, 3 TraceHistogramMax, 1.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 269 SDtfs, 67 SDslu, 98 SDs, 0 SdLazy, 214 SolverSat, 69 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 100 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=42occurred in iteration=7, 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, 7 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 150 NumberOfCodeBlocks, 150 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 2834 SizeOfPredicates, 9 NumberOfNonLiveVariables, 3360 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 122/122 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/CE-Jones_Bohr04.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-0-2018-06-24_21-27-56-323.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/CE-Jones_Bohr04.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-1-2018-06-24_21-27-56-323.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/CE-Jones_Bohr04.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-Benchmark-0-2018-06-24_21-27-56-323.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/CE-Jones_Bohr04.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-24_21-27-56-323.csv Received shutdown request...