java -Xss1g -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf -i /storage/chc-comp/hopv/lia/termination/up_down03.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 01:58:15,253 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 01:58:15,255 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 01:58:15,267 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 01:58:15,267 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 01:58:15,268 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 01:58:15,270 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 01:58:15,274 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 01:58:15,278 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 01:58:15,279 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 01:58:15,279 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 01:58:15,280 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 01:58:15,281 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 01:58:15,284 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 01:58:15,295 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 01:58:15,296 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 01:58:15,298 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 01:58:15,300 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 01:58:15,301 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 01:58:15,302 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 01:58:15,304 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 01:58:15,309 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 01:58:15,309 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 01:58:15,310 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 01:58:15,310 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 01:58:15,318 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 01:58:15,319 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 01:58:15,319 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 01:58:15,320 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 01:58:15,320 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 01:58:15,321 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 01:58:15,325 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 01:58:15,325 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 01:58:15,326 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 01:58:15,326 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 01:58:15,327 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-22 01:58:15,351 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 01:58:15,351 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 01:58:15,352 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 01:58:15,353 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 01:58:15,354 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 01:58:15,354 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 01:58:15,354 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 01:58:15,354 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 01:58:15,354 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 01:58:15,355 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 01:58:15,355 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 01:58:15,355 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 01:58:15,355 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 01:58:15,355 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 01:58:15,356 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 01:58:15,356 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 01:58:15,356 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 01:58:15,360 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 01:58:15,360 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 01:58:15,420 INFO ]: Repository-Root is: /tmp [2018-06-22 01:58:15,435 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 01:58:15,439 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 01:58:15,442 INFO ]: Initializing SmtParser... [2018-06-22 01:58:15,442 INFO ]: SmtParser initialized [2018-06-22 01:58:15,442 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/hopv/lia/termination/up_down03.smt2 [2018-06-22 01:58:15,444 INFO ]: Parsing .smt2 file as a set of Horn Clauses No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-06-22 01:58:15,542 INFO ]: Executing SMT file /storage/chc-comp/hopv/lia/termination/up_down03.smt2 unknown [2018-06-22 01:58:15,892 INFO ]: Succesfully executed SMT file /storage/chc-comp/hopv/lia/termination/up_down03.smt2 [2018-06-22 01:58:15,900 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 01:58:15,908 INFO ]: Walking toolchain with 4 elements. [2018-06-22 01:58:15,908 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 01:58:15,908 INFO ]: Initializing ChcToBoogie... [2018-06-22 01:58:15,908 INFO ]: ChcToBoogie initialized [2018-06-22 01:58:15,912 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 01:58:15" (1/1) ... [2018-06-22 01:58:15,975 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:58:15 Unit [2018-06-22 01:58:15,975 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 01:58:15,976 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 01:58:15,976 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 01:58:15,976 INFO ]: Boogie Preprocessor initialized [2018-06-22 01:58:15,999 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:58:15" (1/1) ... [2018-06-22 01:58:15,999 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:58:15" (1/1) ... [2018-06-22 01:58:16,007 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:58:15" (1/1) ... [2018-06-22 01:58:16,007 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:58:15" (1/1) ... [2018-06-22 01:58:16,011 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:58:15" (1/1) ... [2018-06-22 01:58:16,027 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:58:15" (1/1) ... [2018-06-22 01:58:16,028 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:58:15" (1/1) ... [2018-06-22 01:58:16,030 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 01:58:16,030 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 01:58:16,030 INFO ]: Initializing RCFGBuilder... [2018-06-22 01:58:16,030 INFO ]: RCFGBuilder initialized [2018-06-22 01:58:16,031 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:58:15" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2018-06-22 01:58:16,053 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-22 01:58:16,053 INFO ]: Found specification of procedure gotoProc [2018-06-22 01:58:16,053 INFO ]: Found implementation of procedure gotoProc [2018-06-22 01:58:16,053 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 01:58:16,053 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 01:58:16,053 INFO ]: Found implementation of procedure Ultimate.START Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 01:58:16,724 INFO ]: Using library mode [2018-06-22 01:58:16,725 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 01:58:16 BoogieIcfgContainer [2018-06-22 01:58:16,725 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 01:58:16,726 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 01:58:16,726 INFO ]: Initializing TraceAbstraction... [2018-06-22 01:58:16,729 INFO ]: TraceAbstraction initialized [2018-06-22 01:58:16,729 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 01:58:15" (1/3) ... [2018-06-22 01:58:16,729 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a1b78e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 01:58:16, skipping insertion in model container [2018-06-22 01:58:16,729 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 01:58:15" (2/3) ... [2018-06-22 01:58:16,730 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a1b78e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 01:58:16, skipping insertion in model container [2018-06-22 01:58:16,730 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 01:58:16" (3/3) ... [2018-06-22 01:58:16,735 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 01:58:16,743 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 01:58:16,749 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 01:58:16,790 INFO ]: Using default assertion order modulation [2018-06-22 01:58:16,790 INFO ]: Interprodecural is true [2018-06-22 01:58:16,791 INFO ]: Hoare is false [2018-06-22 01:58:16,791 INFO ]: Compute interpolants for FPandBP [2018-06-22 01:58:16,791 INFO ]: Backedges is TWOTRACK [2018-06-22 01:58:16,791 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 01:58:16,791 INFO ]: Difference is false [2018-06-22 01:58:16,791 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 01:58:16,791 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 01:58:16,806 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 01:58:16,819 INFO ]: Finished isEmpty. Found accepting run of length 7 [2018-06-22 01:58:16,819 INFO ]: Found error trace [2018-06-22 01:58:16,822 INFO ]: trace histogram [1, 1, 1, 1, 1, 1] [2018-06-22 01:58:16,822 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 01:58:16,826 INFO ]: Analyzing trace with hash 144576088, now seen corresponding path program 1 times [2018-06-22 01:58:16,827 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 01:58:16,828 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 01:58:16,870 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 01:58:16,870 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 01:58:16,870 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 01:58:16,905 INFO ]: Conjunction of SSA is unsat [2018-06-22 01:58:16,945 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 01:58:16,948 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 01:58:16,948 INFO ]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-06-22 01:58:16,950 INFO ]: Interpolant automaton has 2 states [2018-06-22 01:58:16,967 INFO ]: Constructing interpolant automaton starting with 2 interpolants. [2018-06-22 01:58:16,968 INFO ]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-06-22 01:58:16,971 INFO ]: Start difference. First operand 13 states. Second operand 2 states. [2018-06-22 01:58:16,994 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 01:58:16,994 INFO ]: Finished difference Result 11 states and 11 transitions. [2018-06-22 01:58:16,994 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-06-22 01:58:16,995 INFO ]: Start accepts. Automaton has 2 states. Word has length 6 [2018-06-22 01:58:16,996 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 01:58:17,006 INFO ]: With dead ends: 11 [2018-06-22 01:58:17,006 INFO ]: Without dead ends: 11 [2018-06-22 01:58:17,009 INFO ]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-06-22 01:58:17,025 INFO ]: Start minimizeSevpa. Operand 11 states. [2018-06-22 01:58:17,039 INFO ]: Finished minimizeSevpa. Reduced states from 11 to 11. [2018-06-22 01:58:17,040 INFO ]: Start removeUnreachable. Operand 11 states. [2018-06-22 01:58:17,041 INFO ]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2018-06-22 01:58:17,042 INFO ]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 6 [2018-06-22 01:58:17,042 INFO ]: Finished accepts. word is rejected. [2018-06-22 01:58:17,042 INFO ]: Abstraction has 11 states and 11 transitions. [2018-06-22 01:58:17,042 INFO ]: Interpolant automaton has 2 states. [2018-06-22 01:58:17,042 INFO ]: Start isEmpty. Operand 11 states and 11 transitions. [2018-06-22 01:58:17,043 INFO ]: Finished isEmpty. Found accepting run of length 11 [2018-06-22 01:58:17,043 INFO ]: Found error trace [2018-06-22 01:58:17,043 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 01:58:17,043 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 01:58:17,043 INFO ]: Analyzing trace with hash 154228038, now seen corresponding path program 1 times [2018-06-22 01:58:17,043 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 01:58:17,043 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 01:58:17,045 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 01:58:17,045 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 01:58:17,045 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 01:58:17,059 ERROR]: Caught known exception: Unsupported non-linear arithmetic [2018-06-22 01:58:17,059 INFO ]: Advancing trace checker [2018-06-22 01:58:17,059 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) [2018-06-22 01:58:17,074 INFO ]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-06-22 01:58:17,129 INFO ]: Conjunction of SSA is unsat [2018-06-22 01:58:17,135 INFO ]: Computing forward predicates... [2018-06-22 01:58:17,368 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 01:58:17,401 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 01:58:17,401 INFO ]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-06-22 01:58:17,402 INFO ]: Interpolant automaton has 5 states [2018-06-22 01:58:17,403 INFO ]: Constructing interpolant automaton starting with 5 interpolants. [2018-06-22 01:58:17,403 INFO ]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-06-22 01:58:17,403 INFO ]: Start difference. First operand 11 states and 11 transitions. Second operand 5 states. [2018-06-22 01:58:17,560 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 01:58:17,560 INFO ]: Finished difference Result 7 states and 6 transitions. [2018-06-22 01:58:17,560 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-06-22 01:58:17,560 INFO ]: Start accepts. Automaton has 5 states. Word has length 10 [2018-06-22 01:58:17,561 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 01:58:17,561 INFO ]: With dead ends: 7 [2018-06-22 01:58:17,561 INFO ]: Without dead ends: 0 [2018-06-22 01:58:17,562 INFO ]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-06-22 01:58:17,562 INFO ]: Start minimizeSevpa. Operand 0 states. [2018-06-22 01:58:17,562 INFO ]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-06-22 01:58:17,562 INFO ]: Start removeUnreachable. Operand 0 states. [2018-06-22 01:58:17,562 INFO ]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-06-22 01:58:17,562 INFO ]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 10 [2018-06-22 01:58:17,562 INFO ]: Finished accepts. word is rejected. [2018-06-22 01:58:17,562 INFO ]: Abstraction has 0 states and 0 transitions. [2018-06-22 01:58:17,562 INFO ]: Interpolant automaton has 5 states. [2018-06-22 01:58:17,562 INFO ]: Start isEmpty. Operand 0 states and 0 transitions. [2018-06-22 01:58:17,562 INFO ]: Finished isEmpty. No accepting run. [2018-06-22 01:58:17,567 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 01:58:17 BoogieIcfgContainer [2018-06-22 01:58:17,567 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 01:58:17,568 INFO ]: Toolchain (without parser) took 1667.38 ms. Allocated memory is still 309.9 MB. Free memory was 257.3 MB in the beginning and 212.7 MB in the end (delta: 44.6 MB). Peak memory consumption was 44.6 MB. Max. memory is 3.6 GB. [2018-06-22 01:58:17,569 INFO ]: SmtParser took 0.10 ms. Allocated memory is still 309.9 MB. Free memory is still 275.3 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 01:58:17,570 INFO ]: ChcToBoogie took 67.56 ms. Allocated memory is still 309.9 MB. Free memory was 257.3 MB in the beginning and 255.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 01:58:17,570 INFO ]: Boogie Preprocessor took 53.60 ms. Allocated memory is still 309.9 MB. Free memory was 255.3 MB in the beginning and 253.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 01:58:17,570 INFO ]: RCFGBuilder took 694.77 ms. Allocated memory is still 309.9 MB. Free memory was 253.3 MB in the beginning and 240.3 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 3.6 GB. [2018-06-22 01:58:17,571 INFO ]: TraceAbstraction took 841.13 ms. Allocated memory is still 309.9 MB. Free memory was 240.3 MB in the beginning and 212.7 MB in the end (delta: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 3.6 GB. [2018-06-22 01:58:17,574 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.10 ms. Allocated memory is still 309.9 MB. Free memory is still 275.3 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 67.56 ms. Allocated memory is still 309.9 MB. Free memory was 257.3 MB in the beginning and 255.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 53.60 ms. Allocated memory is still 309.9 MB. Free memory was 255.3 MB in the beginning and 253.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 694.77 ms. Allocated memory is still 309.9 MB. Free memory was 253.3 MB in the beginning and 240.3 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 841.13 ms. Allocated memory is still 309.9 MB. Free memory was 240.3 MB in the beginning and 212.7 MB in the end (delta: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [UNKNOWN] : assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 13 locations, 1 error locations. SAFE Result, 0.7s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 3 SDslu, 11 SDs, 0 SdLazy, 3 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 14 ConstructedInterpolants, 0 QuantifiedInterpolants, 187 SizeOfPredicates, 2 NumberOfNonLiveVariables, 133 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/up_down03.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_01-58-17-585.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/up_down03.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_01-58-17-585.csv Received shutdown request...