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/vmt-chc-benchmarks/ctigar/rajamani_1.c.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-62c3406-m [2018-06-26 21:48:54,682 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-26 21:48:54,685 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-26 21:48:54,701 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-26 21:48:54,701 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-26 21:48:54,702 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-26 21:48:54,703 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-26 21:48:54,709 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-26 21:48:54,710 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-26 21:48:54,711 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-26 21:48:54,713 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-26 21:48:54,713 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-26 21:48:54,714 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-26 21:48:54,715 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-26 21:48:54,716 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-26 21:48:54,716 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-26 21:48:54,719 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-26 21:48:54,721 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-26 21:48:54,733 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-26 21:48:54,735 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-26 21:48:54,736 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-26 21:48:54,736 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-26 21:48:54,742 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-26 21:48:54,742 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-26 21:48:54,742 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-26 21:48:54,742 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-26 21:48:54,743 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-26 21:48:54,744 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-26 21:48:54,744 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-26 21:48:54,745 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-26 21:48:54,745 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-26 21:48:54,746 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-26 21:48:54,746 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-06-26 21:48:54,746 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-26 21:48:54,747 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-26 21:48:54,748 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-26 21:48:54,749 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-26 21:48:54,769 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-26 21:48:54,769 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-26 21:48:54,769 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-26 21:48:54,773 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-26 21:48:54,774 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-06-26 21:48:54,774 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-06-26 21:48:54,774 INFO L133 SettingsManager]: * Create interprocedural compositions=false [2018-06-26 21:48:54,774 INFO L133 SettingsManager]: * Use SBE=true [2018-06-26 21:48:54,774 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-26 21:48:54,775 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-26 21:48:54,775 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-26 21:48:54,775 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-26 21:48:54,775 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-26 21:48:54,775 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-26 21:48:54,776 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-26 21:48:54,776 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-26 21:48:54,777 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-26 21:48:54,777 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-26 21:48:54,777 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-26 21:48:54,778 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-26 21:48:54,778 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-26 21:48:54,779 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-26 21:48:54,779 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-26 21:48:54,819 INFO ]: Repository-Root is: /tmp [2018-06-26 21:48:54,832 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-26 21:48:54,835 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-26 21:48:54,837 INFO ]: Initializing SmtParser... [2018-06-26 21:48:54,837 INFO ]: SmtParser initialized [2018-06-26 21:48:54,837 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/ctigar/rajamani_1.c.smt2 [2018-06-26 21:48:54,839 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 [2018-06-26 21:48:54,928 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/rajamani_1.c.smt2 unknown [2018-06-26 21:48:55,205 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/ctigar/rajamani_1.c.smt2 [2018-06-26 21:48:55,211 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-26 21:48:55,224 INFO ]: Walking toolchain with 5 elements. [2018-06-26 21:48:55,225 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-26 21:48:55,225 INFO ]: Initializing ChcToBoogie... [2018-06-26 21:48:55,225 INFO ]: ChcToBoogie initialized [2018-06-26 21:48:55,228 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 26.06 09:48:55" (1/1) ... [2018-06-26 21:48:55,284 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 09:48:55 Unit [2018-06-26 21:48:55,284 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-26 21:48:55,285 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-26 21:48:55,285 INFO ]: Initializing Boogie Preprocessor... [2018-06-26 21:48:55,285 INFO ]: Boogie Preprocessor initialized [2018-06-26 21:48:55,305 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 09:48:55" (1/1) ... [2018-06-26 21:48:55,305 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 09:48:55" (1/1) ... [2018-06-26 21:48:55,313 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 09:48:55" (1/1) ... [2018-06-26 21:48:55,313 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 09:48:55" (1/1) ... [2018-06-26 21:48:55,319 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 09:48:55" (1/1) ... [2018-06-26 21:48:55,331 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 09:48:55" (1/1) ... [2018-06-26 21:48:55,333 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 09:48:55" (1/1) ... [2018-06-26 21:48:55,335 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-26 21:48:55,335 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-26 21:48:55,335 INFO ]: Initializing RCFGBuilder... [2018-06-26 21:48:55,335 INFO ]: RCFGBuilder initialized [2018-06-26 21:48:55,336 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 09:48:55" (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) [2018-06-26 21:48:55,359 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-26 21:48:55,359 INFO ]: Found specification of procedure gotoProc [2018-06-26 21:48:55,359 INFO ]: Found implementation of procedure gotoProc [2018-06-26 21:48:55,359 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-26 21:48:55,359 INFO ]: Found specification of procedure Ultimate.START [2018-06-26 21:48:55,359 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 [2018-06-26 21:48:55,586 INFO ]: Using library mode [2018-06-26 21:48:55,586 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.06 09:48:55 BoogieIcfgContainer [2018-06-26 21:48:55,586 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-26 21:48:55,587 INFO ]: ------------------------BlockEncodingV2---------------------------- [2018-06-26 21:48:55,587 INFO ]: Initializing BlockEncodingV2... [2018-06-26 21:48:55,588 INFO ]: BlockEncodingV2 initialized [2018-06-26 21:48:55,588 INFO ]: Executing the observer BlockEncodingObserver from plugin BlockEncodingV2 for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.06 09:48:55" (1/1) ... [2018-06-26 21:48:55,604 INFO ]: Initial Icfg 10 locations, 10 edges [2018-06-26 21:48:55,607 INFO ]: Using Remove infeasible edges [2018-06-26 21:48:55,607 INFO ]: Using Maximize final states [2018-06-26 21:48:55,608 INFO ]: Using Minimize states even if more edges are added than removed.=false [2018-06-26 21:48:55,608 INFO ]: Using Minimize states using LBE with the strategy=MULTI [2018-06-26 21:48:55,609 INFO ]: Using Remove sink states [2018-06-26 21:48:55,613 INFO ]: Using Apply optimizations until nothing changes=true [2018-06-26 21:48:55,613 INFO ]: Using Use SBE [2018-06-26 21:48:55,633 WARN ]: aborting because of expected exponential blowup for input size 40 [2018-06-26 21:48:55,634 INFO ]: SBE split 0 edges [2018-06-26 21:48:55,641 INFO ]: Removed 2 edges and 2 locations because of local infeasibility [2018-06-26 21:48:55,644 INFO ]: 0 new accepting states [2018-06-26 21:48:55,694 INFO ]: Removed 4 edges and 2 locations by large block encoding [2018-06-26 21:48:55,700 INFO ]: Removed 0 edges and 0 locations by removing sink states [2018-06-26 21:48:55,709 INFO ]: Removed 0 edges and 0 locations because of local infeasibility [2018-06-26 21:48:55,709 INFO ]: 0 new accepting states [2018-06-26 21:48:55,710 INFO ]: Removed 0 edges and 0 locations by large block encoding [2018-06-26 21:48:55,710 INFO ]: Removed 0 edges and 0 locations by removing sink states [2018-06-26 21:48:55,710 INFO ]: Encoded RCFG 6 locations, 6 edges [2018-06-26 21:48:55,710 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 26.06 09:48:55 BasicIcfg [2018-06-26 21:48:55,711 INFO ]: ------------------------ END BlockEncodingV2---------------------------- [2018-06-26 21:48:55,712 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-26 21:48:55,712 INFO ]: Initializing TraceAbstraction... [2018-06-26 21:48:55,715 INFO ]: TraceAbstraction initialized [2018-06-26 21:48:55,715 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 26.06 09:48:55" (1/4) ... [2018-06-26 21:48:55,716 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e2b132e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 26.06 09:48:55, skipping insertion in model container [2018-06-26 21:48:55,716 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 26.06 09:48:55" (2/4) ... [2018-06-26 21:48:55,716 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e2b132e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.06 09:48:55, skipping insertion in model container [2018-06-26 21:48:55,716 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.06 09:48:55" (3/4) ... [2018-06-26 21:48:55,717 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e2b132e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.06 09:48:55, skipping insertion in model container [2018-06-26 21:48:55,717 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.blockencoding CFG 26.06 09:48:55" (4/4) ... [2018-06-26 21:48:55,727 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver_BEv2 [2018-06-26 21:48:55,746 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-26 21:48:55,762 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-26 21:48:55,831 INFO ]: Using default assertion order modulation [2018-06-26 21:48:55,832 INFO ]: Interprodecural is true [2018-06-26 21:48:55,832 INFO ]: Hoare is false [2018-06-26 21:48:55,832 INFO ]: Compute interpolants for FPandBP [2018-06-26 21:48:55,832 INFO ]: Backedges is TWOTRACK [2018-06-26 21:48:55,832 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-26 21:48:55,832 INFO ]: Difference is false [2018-06-26 21:48:55,832 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-26 21:48:55,832 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-26 21:48:55,841 INFO ]: Start isEmpty. Operand 6 states. [2018-06-26 21:48:55,850 INFO ]: Finished isEmpty. Found accepting run of length 6 [2018-06-26 21:48:55,851 INFO ]: Found error trace [2018-06-26 21:48:55,851 INFO ]: trace histogram [1, 1, 1, 1, 1] [2018-06-26 21:48:55,852 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-26 21:48:55,856 INFO ]: Analyzing trace with hash 35402562, now seen corresponding path program 1 times [2018-06-26 21:48:55,858 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-26 21:48:55,859 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-26 21:48:55,891 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 21:48:55,891 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-26 21:48:55,891 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 21:48:55,937 INFO ]: Conjunction of SSA is unsat [2018-06-26 21:48:55,992 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-26 21:48:55,993 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-26 21:48:55,993 INFO ]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-06-26 21:48:55,995 INFO ]: Interpolant automaton has 3 states [2018-06-26 21:48:56,005 INFO ]: Constructing interpolant automaton starting with 3 interpolants. [2018-06-26 21:48:56,006 INFO ]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-06-26 21:48:56,008 INFO ]: Start difference. First operand 6 states. Second operand 3 states. [2018-06-26 21:48:56,083 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-26 21:48:56,083 INFO ]: Finished difference Result 7 states and 7 transitions. [2018-06-26 21:48:56,083 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-06-26 21:48:56,084 INFO ]: Start accepts. Automaton has 3 states. Word has length 5 [2018-06-26 21:48:56,084 INFO ]: Finished accepts. some prefix is accepted. [2018-06-26 21:48:56,090 INFO ]: With dead ends: 7 [2018-06-26 21:48:56,090 INFO ]: Without dead ends: 7 [2018-06-26 21:48:56,092 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 [2018-06-26 21:48:56,110 INFO ]: Start minimizeSevpa. Operand 7 states. [2018-06-26 21:48:56,126 INFO ]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-06-26 21:48:56,127 INFO ]: Start removeUnreachable. Operand 7 states. [2018-06-26 21:48:56,127 INFO ]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-06-26 21:48:56,128 INFO ]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 5 [2018-06-26 21:48:56,128 INFO ]: Finished accepts. word is rejected. [2018-06-26 21:48:56,128 INFO ]: Abstraction has 7 states and 7 transitions. [2018-06-26 21:48:56,128 INFO ]: Interpolant automaton has 3 states. [2018-06-26 21:48:56,128 INFO ]: Start isEmpty. Operand 7 states and 7 transitions. [2018-06-26 21:48:56,128 INFO ]: Finished isEmpty. Found accepting run of length 7 [2018-06-26 21:48:56,128 INFO ]: Found error trace [2018-06-26 21:48:56,128 INFO ]: trace histogram [1, 1, 1, 1, 1, 1] [2018-06-26 21:48:56,129 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-26 21:48:56,129 INFO ]: Analyzing trace with hash 1097213384, now seen corresponding path program 1 times [2018-06-26 21:48:56,129 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-26 21:48:56,129 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-26 21:48:56,130 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 21:48:56,130 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-26 21:48:56,130 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 21:48:56,173 INFO ]: Conjunction of SSA is unsat [2018-06-26 21:48:56,345 INFO ]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-26 21:48:56,345 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-26 21:48:56,345 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 [2018-06-26 21:48:56,352 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-26 21:48:56,396 INFO ]: Conjunction of SSA is unsat [2018-06-26 21:48:56,402 INFO ]: Computing forward predicates... [2018-06-26 21:48:56,610 INFO ]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-26 21:48:56,643 INFO ]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-06-26 21:48:56,643 INFO ]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2018-06-26 21:48:56,644 INFO ]: Interpolant automaton has 5 states [2018-06-26 21:48:56,644 INFO ]: Constructing interpolant automaton starting with 5 interpolants. [2018-06-26 21:48:56,644 INFO ]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-06-26 21:48:56,644 INFO ]: Start difference. First operand 7 states and 7 transitions. Second operand 5 states. [2018-06-26 21:48:56,798 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-26 21:48:56,798 INFO ]: Finished difference Result 9 states and 9 transitions. [2018-06-26 21:48:56,798 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-06-26 21:48:56,798 INFO ]: Start accepts. Automaton has 5 states. Word has length 6 [2018-06-26 21:48:56,798 INFO ]: Finished accepts. some prefix is accepted. [2018-06-26 21:48:56,799 INFO ]: With dead ends: 9 [2018-06-26 21:48:56,799 INFO ]: Without dead ends: 9 [2018-06-26 21:48:56,799 INFO ]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2018-06-26 21:48:56,800 INFO ]: Start minimizeSevpa. Operand 9 states. [2018-06-26 21:48:56,801 INFO ]: Finished minimizeSevpa. Reduced states from 9 to 9. [2018-06-26 21:48:56,801 INFO ]: Start removeUnreachable. Operand 9 states. [2018-06-26 21:48:56,801 INFO ]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-06-26 21:48:56,801 INFO ]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 6 [2018-06-26 21:48:56,801 INFO ]: Finished accepts. word is rejected. [2018-06-26 21:48:56,801 INFO ]: Abstraction has 9 states and 9 transitions. [2018-06-26 21:48:56,801 INFO ]: Interpolant automaton has 5 states. [2018-06-26 21:48:56,801 INFO ]: Start isEmpty. Operand 9 states and 9 transitions. [2018-06-26 21:48:56,802 INFO ]: Finished isEmpty. Found accepting run of length 9 [2018-06-26 21:48:56,802 INFO ]: Found error trace [2018-06-26 21:48:56,802 INFO ]: trace histogram [3, 1, 1, 1, 1, 1] [2018-06-26 21:48:56,802 INFO ]: === Iteration 3 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-26 21:48:56,802 INFO ]: Analyzing trace with hash 2146561288, now seen corresponding path program 2 times [2018-06-26 21:48:56,802 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-26 21:48:56,802 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-26 21:48:56,803 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 21:48:56,803 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-26 21:48:56,803 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 21:48:56,893 INFO ]: Conjunction of SSA is unsat [2018-06-26 21:48:57,136 INFO ]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-26 21:48:57,136 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-26 21:48:57,136 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 [2018-06-26 21:48:57,142 INFO ]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-06-26 21:48:57,228 INFO ]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-06-26 21:48:57,228 INFO ]: Conjunction of SSA is unsat [2018-06-26 21:48:57,231 INFO ]: Computing forward predicates... [2018-06-26 21:49:04,983 INFO ]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-26 21:49:05,013 INFO ]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-06-26 21:49:05,014 INFO ]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2018-06-26 21:49:05,014 INFO ]: Interpolant automaton has 7 states [2018-06-26 21:49:05,014 INFO ]: Constructing interpolant automaton starting with 7 interpolants. [2018-06-26 21:49:05,014 INFO ]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-06-26 21:49:05,014 INFO ]: Start difference. First operand 9 states and 9 transitions. Second operand 7 states. [2018-06-26 21:49:05,224 WARN ]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-06-26 21:49:06,506 WARN ]: Spent 1.17 s on a formula simplification. DAG size of input: 16 DAG size of output: 14 [2018-06-26 21:49:06,700 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-26 21:49:06,700 INFO ]: Finished difference Result 10 states and 10 transitions. [2018-06-26 21:49:06,700 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-06-26 21:49:06,700 INFO ]: Start accepts. Automaton has 7 states. Word has length 8 [2018-06-26 21:49:06,700 INFO ]: Finished accepts. some prefix is accepted. [2018-06-26 21:49:06,700 INFO ]: With dead ends: 10 [2018-06-26 21:49:06,700 INFO ]: Without dead ends: 10 [2018-06-26 21:49:06,701 INFO ]: 0 DeclaredPredicates, 17 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=48, Invalid=62, Unknown=0, NotChecked=0, Total=110 [2018-06-26 21:49:06,701 INFO ]: Start minimizeSevpa. Operand 10 states. [2018-06-26 21:49:06,702 INFO ]: Finished minimizeSevpa. Reduced states from 10 to 10. [2018-06-26 21:49:06,702 INFO ]: Start removeUnreachable. Operand 10 states. [2018-06-26 21:49:06,702 INFO ]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2018-06-26 21:49:06,702 INFO ]: Start accepts. Automaton has 10 states and 10 transitions. Word has length 8 [2018-06-26 21:49:06,702 INFO ]: Finished accepts. word is rejected. [2018-06-26 21:49:06,702 INFO ]: Abstraction has 10 states and 10 transitions. [2018-06-26 21:49:06,702 INFO ]: Interpolant automaton has 7 states. [2018-06-26 21:49:06,702 INFO ]: Start isEmpty. Operand 10 states and 10 transitions. [2018-06-26 21:49:06,703 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-26 21:49:06,703 INFO ]: Found error trace [2018-06-26 21:49:06,703 INFO ]: trace histogram [4, 1, 1, 1, 1, 1] [2018-06-26 21:49:06,703 INFO ]: === Iteration 4 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-26 21:49:06,703 INFO ]: Analyzing trace with hash 2118624450, now seen corresponding path program 3 times [2018-06-26 21:49:06,703 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-26 21:49:06,703 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-26 21:49:06,703 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 21:49:06,704 INFO ]: Changing assertion order to NOT_INCREMENTALLY [2018-06-26 21:49:06,704 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-26 21:49:06,781 INFO ]: Conjunction of SSA is unsat [2018-06-26 21:49:07,092 INFO ]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-26 21:49:07,092 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-26 21:49:07,092 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 -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-26 21:49:07,098 INFO ]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-06-26 21:49:07,172 INFO ]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-06-26 21:49:07,172 INFO ]: Conjunction of SSA is unsat [2018-06-26 21:49:07,177 INFO ]: Computing forward predicates... [2018-06-26 21:49:17,745 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:17,758 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:17,763 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:17,789 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:17,801 WARN ]: expecting exponential blowup for input size 9 [2018-06-26 21:49:18,117 WARN ]: expecting exponential blowup for input size 7 [2018-06-26 21:49:18,150 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,165 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,202 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,260 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,276 WARN ]: expecting exponential blowup for input size 7 [2018-06-26 21:49:18,286 WARN ]: expecting exponential blowup for input size 7 [2018-06-26 21:49:18,307 WARN ]: expecting exponential blowup for input size 7 [2018-06-26 21:49:18,327 WARN ]: expecting exponential blowup for input size 7 [2018-06-26 21:49:18,343 WARN ]: expecting exponential blowup for input size 9 [2018-06-26 21:49:18,375 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,382 WARN ]: expecting exponential blowup for input size 7 [2018-06-26 21:49:18,412 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,446 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,448 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,454 WARN ]: expecting exponential blowup for input size 8 [2018-06-26 21:49:18,517 WARN ]: expecting exponential blowup for input size 9 [2018-06-26 21:49:18,541 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,559 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,660 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,666 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,670 WARN ]: expecting exponential blowup for input size 9 [2018-06-26 21:49:18,679 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,697 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,705 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,712 WARN ]: expecting exponential blowup for input size 7 [2018-06-26 21:49:18,726 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,727 WARN ]: expecting exponential blowup for input size 7 [2018-06-26 21:49:18,734 WARN ]: expecting exponential blowup for input size 8 [2018-06-26 21:49:18,741 WARN ]: expecting exponential blowup for input size 7 [2018-06-26 21:49:18,766 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,766 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,768 WARN ]: expecting exponential blowup for input size 9 [2018-06-26 21:49:18,800 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,805 WARN ]: expecting exponential blowup for input size 7 [2018-06-26 21:49:18,813 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,820 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,857 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,863 WARN ]: expecting exponential blowup for input size 7 [2018-06-26 21:49:18,870 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,872 WARN ]: expecting exponential blowup for input size 9 [2018-06-26 21:49:18,887 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,901 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,906 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,909 WARN ]: expecting exponential blowup for input size 7 [2018-06-26 21:49:18,929 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,936 WARN ]: expecting exponential blowup for input size 6 [2018-06-26 21:49:18,945 WARN ]: expecting exponential blowup for input size 8 [2018-06-26 21:49:18,966 WARN ]: expecting exponential blowup for input size 6 Received shutdown request... [2018-06-26 21:50:05,157 INFO ]: Timeout while computing interpolants [2018-06-26 21:50:05,358 WARN ]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-26 21:50:05,358 WARN ]: Verification canceled [2018-06-26 21:50:05,360 INFO ]: Did not count any witness invariants because Icfg is not BoogieIcfg [2018-06-26 21:50:05,361 WARN ]: Timeout [2018-06-26 21:50:05,361 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.06 09:50:05 BasicIcfg [2018-06-26 21:50:05,361 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-26 21:50:05,362 INFO ]: Toolchain (without parser) took 70150.29 ms. Allocated memory was 309.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 261.9 MB in the beginning and 473.2 MB in the end (delta: -211.3 MB). Peak memory consumption was 1.4 GB. Max. memory is 3.6 GB. [2018-06-26 21:50:05,363 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 309.9 MB. Free memory is still 275.6 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-26 21:50:05,363 INFO ]: ChcToBoogie took 59.75 ms. Allocated memory is still 309.9 MB. Free memory was 261.9 MB in the beginning and 258.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-26 21:50:05,364 INFO ]: Boogie Preprocessor took 49.92 ms. Allocated memory is still 309.9 MB. Free memory was 258.9 MB in the beginning and 257.9 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. [2018-06-26 21:50:05,364 INFO ]: RCFGBuilder took 251.02 ms. Allocated memory is still 309.9 MB. Free memory was 257.9 MB in the beginning and 247.4 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 3.6 GB. [2018-06-26 21:50:05,365 INFO ]: BlockEncodingV2 took 123.82 ms. Allocated memory is still 309.9 MB. Free memory was 247.4 MB in the beginning and 244.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-26 21:50:05,365 INFO ]: TraceAbstraction took 69649.50 ms. Allocated memory was 309.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 243.4 MB in the beginning and 473.2 MB in the end (delta: -229.8 MB). Peak memory consumption was 1.4 GB. Max. memory is 3.6 GB. [2018-06-26 21:50:05,369 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.blockencoding: - StatisticsResult: Initial Icfg 10 locations, 10 edges - StatisticsResult: Encoded RCFG 6 locations, 6 edges * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.07 ms. Allocated memory is still 309.9 MB. Free memory is still 275.6 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 59.75 ms. Allocated memory is still 309.9 MB. Free memory was 261.9 MB in the beginning and 258.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 49.92 ms. Allocated memory is still 309.9 MB. Free memory was 258.9 MB in the beginning and 257.9 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 3.6 GB. * RCFGBuilder took 251.02 ms. Allocated memory is still 309.9 MB. Free memory was 257.9 MB in the beginning and 247.4 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 3.6 GB. * BlockEncodingV2 took 123.82 ms. Allocated memory is still 309.9 MB. Free memory was 247.4 MB in the beginning and 244.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 69649.50 ms. Allocated memory was 309.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 243.4 MB in the beginning and 473.2 MB in the end (delta: -229.8 MB). Peak memory consumption was 1.4 GB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [UNKNOWN] : Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while BasicCegarLoop was analyzing trace of length 10 with TraceHistMax 4, while TraceCheckSpWp was constructing forward predicates, while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations, while XnfDer was eliminating 16912 quantified variables from 14 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 6 locations, 1 error locations. TIMEOUT Result, 69.5s OverallTime, 4 OverallIterations, 4 TraceHistogramMax, 1.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 24 SDs, 0 SdLazy, 18 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 12 SyntacticMatches, 4 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10occurred in iteration=3, 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 8.4s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 28 ConstructedInterpolants, 0 QuantifiedInterpolants, 665 SizeOfPredicates, 10 NumberOfNonLiveVariables, 284 ConjunctsInSsa, 44 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 0/14 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/rajamani_1.c.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-0-2018-06-26_21-50-05-390.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/rajamani_1.c.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-GraphSizeCsvProvider-1-2018-06-26_21-50-05-390.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/rajamani_1.c.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-Benchmark-0-2018-06-26_21-50-05-390.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/rajamani_1.c.smt2_AutomizerCHC_Goto.epf_AutomizerCHC_wBE.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-26_21-50-05-390.csv Completed graceful shutdown