java -Xss4m -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_down04.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-14921ce [2018-06-25 09:39:47,797 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-25 09:39:47,799 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-25 09:39:47,810 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-25 09:39:47,810 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-25 09:39:47,811 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-25 09:39:47,812 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-25 09:39:47,814 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-25 09:39:47,815 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-25 09:39:47,816 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-25 09:39:47,818 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-25 09:39:47,818 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-25 09:39:47,819 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-25 09:39:47,820 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-25 09:39:47,820 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-25 09:39:47,822 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-25 09:39:47,824 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-25 09:39:47,826 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-25 09:39:47,836 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-25 09:39:47,837 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-25 09:39:47,839 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-25 09:39:47,841 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-25 09:39:47,841 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-25 09:39:47,841 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-25 09:39:47,842 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-25 09:39:47,843 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-25 09:39:47,850 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-25 09:39:47,850 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-25 09:39:47,851 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-25 09:39:47,852 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-25 09:39:47,852 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-25 09:39:47,853 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-25 09:39:47,853 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-25 09:39:47,854 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-25 09:39:47,854 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-25 09:39:47,854 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_Goto.epf [2018-06-25 09:39:47,882 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-25 09:39:47,886 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-25 09:39:47,887 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-25 09:39:47,887 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-25 09:39:47,888 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-06-25 09:39:47,888 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-06-25 09:39:47,888 INFO L133 SettingsManager]: * Create interprocedural compositions=false [2018-06-25 09:39:47,888 INFO L133 SettingsManager]: * Use SBE=true [2018-06-25 09:39:47,889 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-25 09:39:47,889 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-25 09:39:47,889 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-25 09:39:47,889 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-25 09:39:47,889 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-25 09:39:47,889 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-25 09:39:47,890 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-25 09:39:47,891 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-25 09:39:47,891 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-25 09:39:47,891 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-25 09:39:47,892 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-25 09:39:47,892 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-25 09:39:47,892 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-25 09:39:47,893 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-25 09:39:47,893 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-25 09:39:47,946 INFO ]: Repository-Root is: /tmp [2018-06-25 09:39:47,962 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-25 09:39:47,968 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-25 09:39:47,969 INFO ]: Initializing SmtParser... [2018-06-25 09:39:47,969 INFO ]: SmtParser initialized [2018-06-25 09:39:47,970 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/hopv/lia/termination/up_down04.smt2 [2018-06-25 09:39:47,971 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 [2018-06-25 09:39:48,060 INFO ]: Executing SMT file /storage/chc-comp/hopv/lia/termination/up_down04.smt2 unknown [2018-06-25 09:39:48,469 INFO ]: Succesfully executed SMT file /storage/chc-comp/hopv/lia/termination/up_down04.smt2 [2018-06-25 09:39:48,477 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-25 09:39:48,482 INFO ]: Walking toolchain with 4 elements. [2018-06-25 09:39:48,483 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-25 09:39:48,483 INFO ]: Initializing ChcToBoogie... [2018-06-25 09:39:48,483 INFO ]: ChcToBoogie initialized [2018-06-25 09:39:48,486 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 25.06 09:39:48" (1/1) ... [2018-06-25 09:39:48,546 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 09:39:48 Unit [2018-06-25 09:39:48,546 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-25 09:39:48,547 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-25 09:39:48,547 INFO ]: Initializing Boogie Preprocessor... [2018-06-25 09:39:48,547 INFO ]: Boogie Preprocessor initialized [2018-06-25 09:39:48,568 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 09:39:48" (1/1) ... [2018-06-25 09:39:48,568 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 09:39:48" (1/1) ... [2018-06-25 09:39:48,574 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 09:39:48" (1/1) ... [2018-06-25 09:39:48,575 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 09:39:48" (1/1) ... [2018-06-25 09:39:48,578 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 09:39:48" (1/1) ... [2018-06-25 09:39:48,580 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 09:39:48" (1/1) ... [2018-06-25 09:39:48,581 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 09:39:48" (1/1) ... [2018-06-25 09:39:48,587 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-25 09:39:48,588 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-25 09:39:48,588 INFO ]: Initializing RCFGBuilder... [2018-06-25 09:39:48,588 INFO ]: RCFGBuilder initialized [2018-06-25 09:39:48,589 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 09:39:48" (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) [2018-06-25 09:39:48,601 INFO ]: Specification and implementation of procedure gotoProc given in one single declaration [2018-06-25 09:39:48,601 INFO ]: Found specification of procedure gotoProc [2018-06-25 09:39:48,601 INFO ]: Found implementation of procedure gotoProc [2018-06-25 09:39:48,601 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-25 09:39:48,601 INFO ]: Found specification of procedure Ultimate.START [2018-06-25 09:39:48,601 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 [2018-06-25 09:39:48,931 INFO ]: Using library mode [2018-06-25 09:39:48,932 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.06 09:39:48 BoogieIcfgContainer [2018-06-25 09:39:48,932 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-25 09:39:48,933 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-25 09:39:48,933 INFO ]: Initializing TraceAbstraction... [2018-06-25 09:39:48,936 INFO ]: TraceAbstraction initialized [2018-06-25 09:39:48,936 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 25.06 09:39:48" (1/3) ... [2018-06-25 09:39:48,937 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76c98942 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 25.06 09:39:48, skipping insertion in model container [2018-06-25 09:39:48,937 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 25.06 09:39:48" (2/3) ... [2018-06-25 09:39:48,938 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76c98942 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.06 09:39:48, skipping insertion in model container [2018-06-25 09:39:48,938 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.06 09:39:48" (3/3) ... [2018-06-25 09:39:48,941 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-25 09:39:48,950 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-25 09:39:48,958 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-25 09:39:49,012 INFO ]: Using default assertion order modulation [2018-06-25 09:39:49,013 INFO ]: Interprodecural is true [2018-06-25 09:39:49,013 INFO ]: Hoare is false [2018-06-25 09:39:49,013 INFO ]: Compute interpolants for FPandBP [2018-06-25 09:39:49,013 INFO ]: Backedges is TWOTRACK [2018-06-25 09:39:49,013 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-25 09:39:49,013 INFO ]: Difference is false [2018-06-25 09:39:49,013 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-25 09:39:49,013 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-25 09:39:49,031 INFO ]: Start isEmpty. Operand 13 states. [2018-06-25 09:39:49,046 INFO ]: Finished isEmpty. Found accepting run of length 7 [2018-06-25 09:39:49,046 INFO ]: Found error trace [2018-06-25 09:39:49,047 INFO ]: trace histogram [1, 1, 1, 1, 1, 1] [2018-06-25 09:39:49,047 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-25 09:39:49,052 INFO ]: Analyzing trace with hash 1517540818, now seen corresponding path program 1 times [2018-06-25 09:39:49,055 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-25 09:39:49,056 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-25 09:39:49,098 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 09:39:49,098 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-25 09:39:49,098 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 09:39:49,127 INFO ]: Conjunction of SSA is unsat [2018-06-25 09:39:49,162 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-25 09:39:49,164 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-25 09:39:49,164 INFO ]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-06-25 09:39:49,166 INFO ]: Interpolant automaton has 2 states [2018-06-25 09:39:49,182 INFO ]: Constructing interpolant automaton starting with 2 interpolants. [2018-06-25 09:39:49,182 INFO ]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-06-25 09:39:49,185 INFO ]: Start difference. First operand 13 states. Second operand 2 states. [2018-06-25 09:39:49,211 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-25 09:39:49,211 INFO ]: Finished difference Result 11 states and 11 transitions. [2018-06-25 09:39:49,211 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-06-25 09:39:49,212 INFO ]: Start accepts. Automaton has 2 states. Word has length 6 [2018-06-25 09:39:49,212 INFO ]: Finished accepts. some prefix is accepted. [2018-06-25 09:39:49,222 INFO ]: With dead ends: 11 [2018-06-25 09:39:49,223 INFO ]: Without dead ends: 11 [2018-06-25 09:39:49,224 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 [2018-06-25 09:39:49,237 INFO ]: Start minimizeSevpa. Operand 11 states. [2018-06-25 09:39:49,258 INFO ]: Finished minimizeSevpa. Reduced states from 11 to 11. [2018-06-25 09:39:49,260 INFO ]: Start removeUnreachable. Operand 11 states. [2018-06-25 09:39:49,260 INFO ]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2018-06-25 09:39:49,261 INFO ]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 6 [2018-06-25 09:39:49,261 INFO ]: Finished accepts. word is rejected. [2018-06-25 09:39:49,261 INFO ]: Abstraction has 11 states and 11 transitions. [2018-06-25 09:39:49,261 INFO ]: Interpolant automaton has 2 states. [2018-06-25 09:39:49,262 INFO ]: Start isEmpty. Operand 11 states and 11 transitions. [2018-06-25 09:39:49,262 INFO ]: Finished isEmpty. Found accepting run of length 11 [2018-06-25 09:39:49,262 INFO ]: Found error trace [2018-06-25 09:39:49,262 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-25 09:39:49,262 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-25 09:39:49,263 INFO ]: Analyzing trace with hash -1258101139, now seen corresponding path program 1 times [2018-06-25 09:39:49,263 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-25 09:39:49,263 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-25 09:39:49,264 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 09:39:49,264 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-25 09:39:49,264 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-25 09:39:49,293 ERROR]: Caught known exception: Unsupported non-linear arithmetic [2018-06-25 09:39:49,294 INFO ]: Advancing trace checker [2018-06-25 09:39:49,294 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) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2018-06-25 09:39:49,307 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-25 09:39:49,356 INFO ]: Conjunction of SSA is unsat [2018-06-25 09:39:49,364 INFO ]: Computing forward predicates... [2018-06-25 09:39:49,472 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-25 09:39:49,505 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-25 09:39:49,505 INFO ]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-06-25 09:39:49,507 INFO ]: Interpolant automaton has 5 states [2018-06-25 09:39:49,507 INFO ]: Constructing interpolant automaton starting with 5 interpolants. [2018-06-25 09:39:49,507 INFO ]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-06-25 09:39:49,507 INFO ]: Start difference. First operand 11 states and 11 transitions. Second operand 5 states. [2018-06-25 09:39:49,583 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-25 09:39:49,583 INFO ]: Finished difference Result 7 states and 6 transitions. [2018-06-25 09:39:49,583 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-06-25 09:39:49,583 INFO ]: Start accepts. Automaton has 5 states. Word has length 10 [2018-06-25 09:39:49,584 INFO ]: Finished accepts. some prefix is accepted. [2018-06-25 09:39:49,584 INFO ]: With dead ends: 7 [2018-06-25 09:39:49,584 INFO ]: Without dead ends: 0 [2018-06-25 09:39:49,584 INFO ]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-06-25 09:39:49,584 INFO ]: Start minimizeSevpa. Operand 0 states. [2018-06-25 09:39:49,585 INFO ]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-06-25 09:39:49,585 INFO ]: Start removeUnreachable. Operand 0 states. [2018-06-25 09:39:49,585 INFO ]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-06-25 09:39:49,585 INFO ]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 10 [2018-06-25 09:39:49,585 INFO ]: Finished accepts. word is rejected. [2018-06-25 09:39:49,585 INFO ]: Abstraction has 0 states and 0 transitions. [2018-06-25 09:39:49,585 INFO ]: Interpolant automaton has 5 states. [2018-06-25 09:39:49,585 INFO ]: Start isEmpty. Operand 0 states and 0 transitions. [2018-06-25 09:39:49,585 INFO ]: Finished isEmpty. No accepting run. [2018-06-25 09:39:49,593 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.06 09:39:49 BoogieIcfgContainer [2018-06-25 09:39:49,593 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-25 09:39:49,594 INFO ]: Toolchain (without parser) took 1116.36 ms. Allocated memory is still 307.8 MB. Free memory was 253.2 MB in the beginning and 209.3 MB in the end (delta: 43.8 MB). Peak memory consumption was 43.8 MB. Max. memory is 3.6 GB. [2018-06-25 09:39:49,595 INFO ]: SmtParser took 0.07 ms. Allocated memory is still 307.8 MB. Free memory is still 273.2 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-25 09:39:49,598 INFO ]: ChcToBoogie took 63.73 ms. Allocated memory is still 307.8 MB. Free memory was 252.2 MB in the beginning and 250.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-25 09:39:49,598 INFO ]: Boogie Preprocessor took 40.25 ms. Allocated memory is still 307.8 MB. Free memory was 250.2 MB in the beginning and 249.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 3.6 GB. [2018-06-25 09:39:49,599 INFO ]: RCFGBuilder took 344.04 ms. Allocated memory is still 307.8 MB. Free memory was 249.0 MB in the beginning and 238.0 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 3.6 GB. [2018-06-25 09:39:49,599 INFO ]: TraceAbstraction took 660.02 ms. Allocated memory is still 307.8 MB. Free memory was 237.0 MB in the beginning and 209.3 MB in the end (delta: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 3.6 GB. [2018-06-25 09:39:49,606 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.07 ms. Allocated memory is still 307.8 MB. Free memory is still 273.2 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 63.73 ms. Allocated memory is still 307.8 MB. Free memory was 252.2 MB in the beginning and 250.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 40.25 ms. Allocated memory is still 307.8 MB. Free memory was 250.2 MB in the beginning and 249.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 3.6 GB. * RCFGBuilder took 344.04 ms. Allocated memory is still 307.8 MB. Free memory was 249.0 MB in the beginning and 238.0 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 660.02 ms. Allocated memory is still 307.8 MB. Free memory was 237.0 MB in the beginning and 209.3 MB in the end (delta: 27.7 MB). Peak memory consumption was 27.7 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, 0.5s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s 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, 0.1s 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, 0.1s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 14 ConstructedInterpolants, 0 QuantifiedInterpolants, 187 SizeOfPredicates, 2 NumberOfNonLiveVariables, 153 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_down04.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-25_09-39-49-627.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/up_down04.smt2_AutomizerCHC_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-25_09-39-49-627.csv Received shutdown request...