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/20170304-DifficultPathPrograms/jain_6.i_2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 21:23:54,339 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 21:23:54,342 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 21:23:54,353 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 21:23:54,354 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 21:23:54,355 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 21:23:54,356 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 21:23:54,358 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 21:23:54,360 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 21:23:54,360 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 21:23:54,361 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 21:23:54,362 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 21:23:54,363 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 21:23:54,364 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 21:23:54,365 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 21:23:54,366 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 21:23:54,367 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 21:23:54,369 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 21:23:54,371 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 21:23:54,372 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 21:23:54,374 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 21:23:54,375 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 21:23:54,378 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 21:23:54,378 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 21:23:54,378 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 21:23:54,379 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 21:23:54,380 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 21:23:54,381 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 21:23:54,382 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 21:23:54,383 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 21:23:54,384 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 21:23:54,384 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 21:23:54,385 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 21:23:54,385 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 21:23:54,386 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 21:23:54,387 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 21:23:54,387 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 [2018-09-26 21:23:54,406 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 21:23:54,406 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 21:23:54,407 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 21:23:54,407 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 21:23:54,408 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 21:23:54,408 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 21:23:54,408 INFO L133 SettingsManager]: * Use SBE=true [2018-09-26 21:23:54,409 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 21:23:54,409 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 21:23:54,409 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 21:23:54,409 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 21:23:54,410 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 21:23:54,410 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 21:23:54,410 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 21:23:54,410 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 21:23:54,410 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 21:23:54,411 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 21:23:54,411 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 21:23:54,411 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 21:23:54,411 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-26 21:23:54,412 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 21:23:54,412 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-26 21:23:54,412 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-26 21:23:54,412 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 21:23:54,412 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 21:23:54,413 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 21:23:54,414 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-26 21:23:54,414 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 21:23:54,414 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 21:23:54,414 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 21:23:54,485 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 21:23:54,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 21:23:54,513 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 21:23:54,514 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 21:23:54,514 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 21:23:54,515 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/jain_6.i_2.bpl [2018-09-26 21:23:54,515 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/jain_6.i_2.bpl' [2018-09-26 21:23:54,581 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 21:23:54,585 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 21:23:54,586 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 21:23:54,586 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 21:23:54,586 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 21:23:54,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:23:54" (1/1) ... [2018-09-26 21:23:54,621 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:23:54" (1/1) ... [2018-09-26 21:23:54,628 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 21:23:54,630 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 21:23:54,630 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 21:23:54,630 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 21:23:54,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:23:54" (1/1) ... [2018-09-26 21:23:54,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:23:54" (1/1) ... [2018-09-26 21:23:54,644 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:23:54" (1/1) ... [2018-09-26 21:23:54,644 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:23:54" (1/1) ... [2018-09-26 21:23:54,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:23:54" (1/1) ... [2018-09-26 21:23:54,653 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:23:54" (1/1) ... [2018-09-26 21:23:54,654 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:23:54" (1/1) ... [2018-09-26 21:23:54,657 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 21:23:54,657 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 21:23:54,658 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 21:23:54,658 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 21:23:54,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:23:54" (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 [2018-09-26 21:23:54,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 21:23:54,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 21:23:54,893 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 21:23:54,893 INFO L202 PluginConnector]: Adding new model jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:23:54 BoogieIcfgContainer [2018-09-26 21:23:54,894 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 21:23:54,895 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 21:23:54,895 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 21:23:54,898 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 21:23:54,899 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:23:54" (1/2) ... [2018-09-26 21:23:54,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cf77855 and model type jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 09:23:54, skipping insertion in model container [2018-09-26 21:23:54,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:23:54" (2/2) ... [2018-09-26 21:23:54,902 INFO L112 eAbstractionObserver]: Analyzing ICFG jain_6.i_2.bpl [2018-09-26 21:23:54,912 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-26 21:23:54,920 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 21:23:54,978 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 21:23:54,979 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 21:23:54,980 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 21:23:54,980 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-26 21:23:54,980 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 21:23:54,980 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 21:23:54,981 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 21:23:54,981 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 21:23:54,981 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 21:23:55,000 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states. [2018-09-26 21:23:55,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 21:23:55,018 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 21:23:55,019 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 21:23:55,022 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 21:23:55,029 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 21:23:55,029 INFO L82 PathProgramCache]: Analyzing trace with hash 925701, now seen corresponding path program 1 times [2018-09-26 21:23:55,032 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-26 21:23:55,033 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-26 21:23:55,086 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-26 21:23:55,086 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-26 21:23:55,086 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-26 21:23:55,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 21:23:55,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 21:23:55,325 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 21:23:55,326 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-26 21:23:55,332 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 21:23:55,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 21:23:55,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 21:23:55,363 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 4 states. [2018-09-26 21:23:55,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 21:23:55,455 INFO L93 Difference]: Finished difference Result 12 states and 13 transitions. [2018-09-26 21:23:55,455 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 21:23:55,457 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-09-26 21:23:55,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 21:23:55,468 INFO L225 Difference]: With dead ends: 12 [2018-09-26 21:23:55,468 INFO L226 Difference]: Without dead ends: 8 [2018-09-26 21:23:55,472 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 21:23:55,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2018-09-26 21:23:55,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 7. [2018-09-26 21:23:55,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 21:23:55,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 21:23:55,509 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 21:23:55,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 21:23:55,509 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 21:23:55,509 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 21:23:55,509 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 21:23:55,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 21:23:55,510 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 21:23:55,510 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 21:23:55,511 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 21:23:55,511 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 21:23:55,511 INFO L82 PathProgramCache]: Analyzing trace with hash 889531649, now seen corresponding path program 1 times [2018-09-26 21:23:55,511 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-26 21:23:55,511 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-26 21:23:55,516 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-26 21:23:55,516 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-26 21:23:55,516 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-26 21:23:55,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 21:23:55,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 21:23:55,803 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-26 21:23:55,803 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 [2018-09-26 21:23:55,825 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-26 21:24:07,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-09-26 21:24:08,215 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-09-26 21:24:08,215 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2018-09-26 21:24:08,216 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-26 21:24:08,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-26 21:24:08,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-09-26 21:24:08,218 INFO L87 Difference]: Start difference. First operand 7 states and 7 transitions. Second operand 6 states. [2018-09-26 21:24:10,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 21:24:10,395 INFO L93 Difference]: Finished difference Result 7 states and 7 transitions. [2018-09-26 21:24:10,396 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 21:24:10,397 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 6 [2018-09-26 21:24:10,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 21:24:10,397 INFO L225 Difference]: With dead ends: 7 [2018-09-26 21:24:10,398 INFO L226 Difference]: Without dead ends: 0 [2018-09-26 21:24:10,399 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-09-26 21:24:10,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-26 21:24:10,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-26 21:24:10,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-26 21:24:10,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-26 21:24:10,401 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6 [2018-09-26 21:24:10,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 21:24:10,401 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-26 21:24:10,402 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-26 21:24:10,402 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-26 21:24:10,402 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-26 21:24:10,407 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-26 21:24:10,538 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 46) no Hoare annotation was computed. [2018-09-26 21:24:10,538 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(lines 1 46) no Hoare annotation was computed. [2018-09-26 21:24:10,538 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONASSERT(line 45) no Hoare annotation was computed. [2018-09-26 21:24:10,539 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 46) no Hoare annotation was computed. [2018-09-26 21:24:10,539 INFO L422 ceAbstractionStarter]: At program point L43(lines 43 44) the Hoare annotation is: false [2018-09-26 21:24:10,539 INFO L422 ceAbstractionStarter]: At program point L39(lines 21 39) the Hoare annotation is: (let ((.cse1 (* 4 ULTIMATE.start_main_~x~5)) (.cse0 (* 2 ULTIMATE.start_main_~y~5))) (or (and (<= (+ .cse0 ULTIMATE.start_main_~z~5 .cse1) (* 8 (div (+ .cse0 (+ ULTIMATE.start_main_~z~5 .cse1)) 8))) (= ULTIMATE.start___VERIFIER_assert_~cond 1)) (let ((.cse2 (+ .cse0 ULTIMATE.start_main_~z~5))) (and (<= .cse1 .cse2) (<= .cse2 .cse1))))) [2018-09-26 21:24:10,540 INFO L422 ceAbstractionStarter]: At program point L34(lines 34 40) the Hoare annotation is: (and (let ((.cse0 (* 2 ULTIMATE.start_main_~y~5)) (.cse1 (* 4 ULTIMATE.start_main_~x~5))) (<= (+ .cse0 ULTIMATE.start_main_~z~5 .cse1) (* 8 (div (+ .cse0 (+ ULTIMATE.start_main_~z~5 .cse1)) 8)))) (= ULTIMATE.start___VERIFIER_assert_~cond 1)) [2018-09-26 21:24:10,552 INFO L202 PluginConnector]: Adding new model jain_6.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:24:10 BoogieIcfgContainer [2018-09-26 21:24:10,552 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 21:24:10,553 INFO L168 Benchmark]: Toolchain (without parser) took 15971.07 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: 87.2 MB). Peak memory consumption was 87.2 MB. Max. memory is 7.1 GB. [2018-09-26 21:24:10,555 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 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. [2018-09-26 21:24:10,556 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.35 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. [2018-09-26 21:24:10,557 INFO L168 Benchmark]: Boogie Preprocessor took 27.19 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. [2018-09-26 21:24:10,558 INFO L168 Benchmark]: RCFGBuilder took 236.44 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. [2018-09-26 21:24:10,561 INFO L168 Benchmark]: TraceAbstraction took 15657.49 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: 66.1 MB). Peak memory consumption was 66.1 MB. Max. memory is 7.1 GB. [2018-09-26 21:24:10,567 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 0.16 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 43.35 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 27.19 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 236.44 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 15657.49 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: 66.1 MB). Peak memory consumption was 66.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 45]: 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: 43]: Loop Invariant Derived loop invariant: false - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: (2 * main_~y~5 + main_~z~5 + 4 * main_~x~5 <= 8 * ((2 * main_~y~5 + (main_~z~5 + 4 * main_~x~5)) / 8) && __VERIFIER_assert_~cond == 1) || (4 * main_~x~5 <= 2 * main_~y~5 + main_~z~5 && 2 * main_~y~5 + main_~z~5 <= 4 * main_~x~5) - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: 2 * main_~y~5 + main_~z~5 + 4 * main_~x~5 <= 8 * ((2 * main_~y~5 + (main_~z~5 + 4 * main_~x~5)) / 8) && __VERIFIER_assert_~cond == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. SAFE Result, 15.5s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 2.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 5 SDtfs, 3 SDslu, 5 SDs, 0 SdLazy, 14 SolverSat, 2 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 2.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s 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, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 4 NumberOfFragments, 73 HoareAnnotationTreeSize, 3 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 12.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 449 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 0/2 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/jain_6.i_2.bpl_svcomp-Reach-32bit-Automizer_Default.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_21-24-10-591.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/jain_6.i_2.bpl_svcomp-Reach-32bit-Automizer_Default.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_21-24-10-591.csv Received shutdown request...