java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/CountTillBound-Jupiter.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f [2018-10-04 12:29:27,170 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 12:29:27,172 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 12:29:27,190 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 12:29:27,191 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 12:29:27,192 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 12:29:27,196 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 12:29:27,198 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 12:29:27,200 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 12:29:27,203 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 12:29:27,205 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 12:29:27,206 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 12:29:27,207 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 12:29:27,208 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 12:29:27,209 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 12:29:27,209 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 12:29:27,210 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 12:29:27,214 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 12:29:27,215 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 12:29:27,220 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 12:29:27,221 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 12:29:27,225 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 12:29:27,228 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 12:29:27,228 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 12:29:27,228 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 12:29:27,232 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 12:29:27,233 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 12:29:27,234 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 12:29:27,238 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 12:29:27,239 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 12:29:27,239 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 12:29:27,240 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-04 12:29:27,240 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-04 12:29:27,240 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-04 12:29:27,243 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-04 12:29:27,243 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-04 12:29:27,244 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Automizer_Default.epf [2018-10-04 12:29:27,258 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 12:29:27,259 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 12:29:27,259 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 12:29:27,260 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 12:29:27,260 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 12:29:27,260 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 12:29:27,261 INFO L133 SettingsManager]: * Use SBE=true [2018-10-04 12:29:27,261 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 12:29:27,261 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 12:29:27,261 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 12:29:27,261 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 12:29:27,262 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 12:29:27,262 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 12:29:27,262 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 12:29:27,262 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 12:29:27,262 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 12:29:27,263 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 12:29:27,263 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 12:29:27,263 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 12:29:27,263 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-04 12:29:27,263 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 12:29:27,264 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-04 12:29:27,264 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-04 12:29:27,264 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 12:29:27,264 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 12:29:27,264 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 12:29:27,265 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-04 12:29:27,265 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 12:29:27,265 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 12:29:27,265 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 12:29:27,314 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 12:29:27,327 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 12:29:27,334 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 12:29:27,336 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 12:29:27,337 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 12:29:27,337 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/CountTillBound-Jupiter.bpl [2018-10-04 12:29:27,338 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/CountTillBound-Jupiter.bpl' [2018-10-04 12:29:27,390 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 12:29:27,391 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 12:29:27,392 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 12:29:27,392 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 12:29:27,392 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 12:29:27,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 12:29:27" (1/1) ... [2018-10-04 12:29:27,425 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 12:29:27" (1/1) ... [2018-10-04 12:29:27,430 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-04 12:29:27,430 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-04 12:29:27,430 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-04 12:29:27,432 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 12:29:27,433 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 12:29:27,433 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 12:29:27,433 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 12:29:27,444 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 12:29:27" (1/1) ... [2018-10-04 12:29:27,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 12:29:27" (1/1) ... [2018-10-04 12:29:27,445 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 12:29:27" (1/1) ... [2018-10-04 12:29:27,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 12:29:27" (1/1) ... [2018-10-04 12:29:27,448 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 12:29:27" (1/1) ... [2018-10-04 12:29:27,453 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 12:29:27" (1/1) ... [2018-10-04 12:29:27,455 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 12:29:27" (1/1) ... [2018-10-04 12:29:27,457 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 12:29:27,457 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 12:29:27,457 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 12:29:27,458 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 12:29:27,459 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 12:29:27" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-04 12:29:27,520 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-10-04 12:29:27,521 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-04 12:29:27,521 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-04 12:29:27,736 INFO L338 CfgBuilder]: Using library mode [2018-10-04 12:29:27,737 INFO L202 PluginConnector]: Adding new model CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 12:29:27 BoogieIcfgContainer [2018-10-04 12:29:27,737 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 12:29:27,738 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-04 12:29:27,738 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-04 12:29:27,742 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-04 12:29:27,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 12:29:27" (1/2) ... [2018-10-04 12:29:27,743 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23e8b872 and model type CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.10 12:29:27, skipping insertion in model container [2018-10-04 12:29:27,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 12:29:27" (2/2) ... [2018-10-04 12:29:27,745 INFO L112 eAbstractionObserver]: Analyzing ICFG CountTillBound-Jupiter.bpl [2018-10-04 12:29:27,755 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-04 12:29:27,763 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-04 12:29:27,817 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-04 12:29:27,818 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-10-04 12:29:27,818 INFO L382 AbstractCegarLoop]: Hoare is true [2018-10-04 12:29:27,818 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-04 12:29:27,818 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-04 12:29:27,819 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-04 12:29:27,819 INFO L386 AbstractCegarLoop]: Difference is false [2018-10-04 12:29:27,819 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-04 12:29:27,819 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-04 12:29:27,831 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states. [2018-10-04 12:29:27,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-10-04 12:29:27,844 INFO L367 BasicCegarLoop]: Found error trace [2018-10-04 12:29:27,845 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-10-04 12:29:27,846 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-10-04 12:29:27,852 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-04 12:29:27,852 INFO L82 PathProgramCache]: Analyzing trace with hash 30176, now seen corresponding path program 1 times [2018-10-04 12:29:27,854 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-04 12:29:27,855 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-04 12:29:27,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-04 12:29:27,901 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-04 12:29:27,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-04 12:29:27,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 12:29:28,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 12:29:28,032 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-04 12:29:28,033 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-04 12:29:28,038 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-04 12:29:28,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-04 12:29:28,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-04 12:29:28,057 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 3 states. [2018-10-04 12:29:28,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-04 12:29:28,140 INFO L93 Difference]: Finished difference Result 12 states and 13 transitions. [2018-10-04 12:29:28,141 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-04 12:29:28,143 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2018-10-04 12:29:28,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-04 12:29:28,162 INFO L225 Difference]: With dead ends: 12 [2018-10-04 12:29:28,163 INFO L226 Difference]: Without dead ends: 6 [2018-10-04 12:29:28,168 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-04 12:29:28,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states. [2018-10-04 12:29:28,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2018-10-04 12:29:28,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-10-04 12:29:28,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 7 transitions. [2018-10-04 12:29:28,244 INFO L78 Accepts]: Start accepts. Automaton has 6 states and 7 transitions. Word has length 3 [2018-10-04 12:29:28,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-04 12:29:28,244 INFO L480 AbstractCegarLoop]: Abstraction has 6 states and 7 transitions. [2018-10-04 12:29:28,244 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-04 12:29:28,244 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-04 12:29:28,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-10-04 12:29:28,245 INFO L367 BasicCegarLoop]: Found error trace [2018-10-04 12:29:28,245 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2018-10-04 12:29:28,245 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-10-04 12:29:28,249 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-04 12:29:28,249 INFO L82 PathProgramCache]: Analyzing trace with hash 28758310, now seen corresponding path program 1 times [2018-10-04 12:29:28,249 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-04 12:29:28,249 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-04 12:29:28,251 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-04 12:29:28,254 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-04 12:29:28,254 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-04 12:29:28,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 12:29:28,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 12:29:28,369 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-04 12:29:28,369 INFO L227 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-04 12:29:28,380 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-04 12:29:28,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 12:29:28,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-04 12:29:28,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 12:29:28,572 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-04 12:29:28,572 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 6 [2018-10-04 12:29:28,573 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-04 12:29:28,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-04 12:29:28,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-10-04 12:29:28,574 INFO L87 Difference]: Start difference. First operand 6 states and 7 transitions. Second operand 7 states. [2018-10-04 12:29:28,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-04 12:29:28,792 INFO L93 Difference]: Finished difference Result 11 states and 16 transitions. [2018-10-04 12:29:28,794 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-04 12:29:28,794 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 5 [2018-10-04 12:29:28,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-04 12:29:28,795 INFO L225 Difference]: With dead ends: 11 [2018-10-04 12:29:28,795 INFO L226 Difference]: Without dead ends: 0 [2018-10-04 12:29:28,798 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-04 12:29:28,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-04 12:29:28,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-04 12:29:28,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-04 12:29:28,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-04 12:29:28,800 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 5 [2018-10-04 12:29:28,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-04 12:29:28,800 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-04 12:29:28,800 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-04 12:29:28,801 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-04 12:29:28,801 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-04 12:29:28,806 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-04 12:29:29,053 WARN L178 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 7 [2018-10-04 12:29:29,202 WARN L178 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 7 [2018-10-04 12:29:29,204 INFO L425 ceAbstractionStarter]: For program point mainENTRY(lines 14 28) no Hoare annotation was computed. [2018-10-04 12:29:29,205 INFO L425 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-10-04 12:29:29,205 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 14 28) no Hoare annotation was computed. [2018-10-04 12:29:29,205 INFO L421 ceAbstractionStarter]: At program point L21-1(lines 21 24) the Hoare annotation is: (and (= main_y 42) (<= main_x 100)) [2018-10-04 12:29:29,206 INFO L421 ceAbstractionStarter]: At program point L19-1(lines 19 25) the Hoare annotation is: (and (= main_y 42) (<= main_x 100)) [2018-10-04 12:29:29,206 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 14 28) no Hoare annotation was computed. [2018-10-04 12:29:29,206 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONASSERT(line 27) no Hoare annotation was computed. [2018-10-04 12:29:29,216 INFO L202 PluginConnector]: Adding new model CountTillBound-Jupiter.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.10 12:29:29 BoogieIcfgContainer [2018-10-04 12:29:29,216 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-04 12:29:29,217 INFO L168 Benchmark]: Toolchain (without parser) took 1826.30 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 66.1 MB). Peak memory consumption was 66.1 MB. Max. memory is 7.1 GB. [2018-10-04 12:29:29,218 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 12:29:29,219 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.63 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 12:29:29,220 INFO L168 Benchmark]: Boogie Preprocessor took 23.81 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 12:29:29,220 INFO L168 Benchmark]: RCFGBuilder took 279.84 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-04 12:29:29,222 INFO L168 Benchmark]: TraceAbstraction took 1477.84 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 44.9 MB). Peak memory consumption was 44.9 MB. Max. memory is 7.1 GB. [2018-10-04 12:29:29,226 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 40.63 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.81 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 279.84 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1477.84 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 44.9 MB). Peak memory consumption was 44.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 27]: 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 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: y == 42 && x <= 100 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: y == 42 && x <= 100 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. SAFE Result, 1.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 8 SDtfs, 3 SDslu, 3 SDs, 0 SdLazy, 17 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred 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: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 7 NumberOfFragments, 14 HoareAnnotationTreeSize, 2 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 23 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 156 SizeOfPredicates, 0 NumberOfNonLiveVariables, 12 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 1/2 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/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/CountTillBound-Jupiter.bpl_svcomp-Reach-32bit-Automizer_Default.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-10-04_12-29-29-240.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/CountTillBound-Jupiter.bpl_svcomp-Reach-32bit-Automizer_Default.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-10-04_12-29-29-240.csv Received shutdown request...