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_1.i_2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cc990c [2018-09-30 20:16:09,635 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-30 20:16:09,637 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-30 20:16:09,655 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-30 20:16:09,656 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-30 20:16:09,657 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-30 20:16:09,659 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-30 20:16:09,661 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-30 20:16:09,664 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-30 20:16:09,666 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-30 20:16:09,667 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2018-09-30 20:16:09,722 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 [2018-09-30 20:16:09,739 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-30 20:16:09,739 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-30 20:16:09,740 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-30 20:16:09,740 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-30 20:16:09,741 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-30 20:16:09,741 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-30 20:16:09,742 INFO L133 SettingsManager]: * Use SBE=true [2018-09-30 20:16:09,742 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-30 20:16:09,742 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-30 20:16:09,742 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-30 20:16:09,742 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-30 20:16:09,743 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-30 20:16:09,743 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-30 20:16:09,743 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-30 20:16:09,743 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-30 20:16:09,743 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-30 20:16:09,744 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-30 20:16:09,744 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-30 20:16:09,744 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-30 20:16:09,744 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-30 20:16:09,744 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-30 20:16:09,745 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-30 20:16:09,745 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-30 20:16:09,745 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-30 20:16:09,745 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-30 20:16:09,745 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-30 20:16:09,746 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-30 20:16:09,746 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-30 20:16:09,746 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-30 20:16:09,746 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-30 20:16:09,800 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-30 20:16:09,816 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-30 20:16:09,821 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-30 20:16:09,823 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-30 20:16:09,824 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-30 20:16:09,824 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/jain_1.i_2.bpl [2018-09-30 20:16:09,825 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/jain_1.i_2.bpl' [2018-09-30 20:16:09,871 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-30 20:16:09,876 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-30 20:16:09,877 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-30 20:16:09,877 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-30 20:16:09,877 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-30 20:16:09,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "jain_1.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:16:09" (1/1) ... [2018-09-30 20:16:09,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "jain_1.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:16:09" (1/1) ... [2018-09-30 20:16:09,917 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-30 20:16:09,918 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-30 20:16:09,918 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-30 20:16:09,918 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-30 20:16:09,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "jain_1.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:16:09" (1/1) ... [2018-09-30 20:16:09,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "jain_1.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:16:09" (1/1) ... [2018-09-30 20:16:09,930 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "jain_1.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:16:09" (1/1) ... [2018-09-30 20:16:09,932 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "jain_1.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:16:09" (1/1) ... [2018-09-30 20:16:09,935 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "jain_1.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:16:09" (1/1) ... [2018-09-30 20:16:09,937 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "jain_1.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:16:09" (1/1) ... [2018-09-30 20:16:09,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "jain_1.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:16:09" (1/1) ... [2018-09-30 20:16:09,940 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-30 20:16:09,941 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-30 20:16:09,941 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-30 20:16:09,941 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-30 20:16:09,942 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "jain_1.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:16:09" (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 [2018-09-30 20:16:10,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-30 20:16:10,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-30 20:16:10,167 INFO L348 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-30 20:16:10,167 INFO L202 PluginConnector]: Adding new model jain_1.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 08:16:10 BoogieIcfgContainer [2018-09-30 20:16:10,167 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-30 20:16:10,169 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-30 20:16:10,169 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-30 20:16:10,172 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-30 20:16:10,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "jain_1.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 30.09 08:16:09" (1/2) ... [2018-09-30 20:16:10,174 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52bdf08b and model type jain_1.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.09 08:16:10, skipping insertion in model container [2018-09-30 20:16:10,174 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "jain_1.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.09 08:16:10" (2/2) ... [2018-09-30 20:16:10,176 INFO L112 eAbstractionObserver]: Analyzing ICFG jain_1.i_2.bpl [2018-09-30 20:16:10,186 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-30 20:16:10,196 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-30 20:16:10,253 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-30 20:16:10,254 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-30 20:16:10,254 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-30 20:16:10,255 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-30 20:16:10,255 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-30 20:16:10,255 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-30 20:16:10,255 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-30 20:16:10,255 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-30 20:16:10,255 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-30 20:16:10,270 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states. [2018-09-30 20:16:10,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-30 20:16:10,276 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 20:16:10,277 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-30 20:16:10,278 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 20:16:10,285 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 20:16:10,285 INFO L82 PathProgramCache]: Analyzing trace with hash 925701, now seen corresponding path program 1 times [2018-09-30 20:16:10,287 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 20:16:10,288 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 20:16:10,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 20:16:10,335 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 20:16:10,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 20:16:10,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:16:10,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:16:10,489 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-30 20:16:10,490 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-30 20:16:10,494 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-30 20:16:10,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-30 20:16:10,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-30 20:16:10,511 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 4 states. [2018-09-30 20:16:10,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 20:16:10,624 INFO L93 Difference]: Finished difference Result 12 states and 13 transitions. [2018-09-30 20:16:10,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-30 20:16:10,626 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-09-30 20:16:10,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 20:16:10,640 INFO L225 Difference]: With dead ends: 12 [2018-09-30 20:16:10,640 INFO L226 Difference]: Without dead ends: 8 [2018-09-30 20:16:10,645 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 [2018-09-30 20:16:10,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2018-09-30 20:16:10,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 7. [2018-09-30 20:16:10,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-30 20:16:10,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-30 20:16:10,697 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-30 20:16:10,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 20:16:10,698 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-30 20:16:10,698 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-30 20:16:10,698 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-30 20:16:10,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-30 20:16:10,699 INFO L367 BasicCegarLoop]: Found error trace [2018-09-30 20:16:10,699 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-30 20:16:10,700 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-30 20:16:10,700 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-30 20:16:10,700 INFO L82 PathProgramCache]: Analyzing trace with hash 889531649, now seen corresponding path program 1 times [2018-09-30 20:16:10,701 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-30 20:16:10,701 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-30 20:16:10,702 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 20:16:10,702 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 20:16:10,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-30 20:16:10,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:16:10,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:16:10,927 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-30 20:16:10,927 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 [2018-09-30 20:16:10,940 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-30 20:16:10,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-30 20:16:10,972 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-30 20:16:11,306 WARN L178 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 13 [2018-09-30 20:16:11,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-30 20:16:11,507 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-09-30 20:16:11,507 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2018-09-30 20:16:11,508 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-30 20:16:11,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-30 20:16:11,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-09-30 20:16:11,509 INFO L87 Difference]: Start difference. First operand 7 states and 7 transitions. Second operand 8 states. [2018-09-30 20:16:13,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-30 20:16:13,642 INFO L93 Difference]: Finished difference Result 7 states and 7 transitions. [2018-09-30 20:16:13,643 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-09-30 20:16:13,643 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 6 [2018-09-30 20:16:13,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-30 20:16:13,643 INFO L225 Difference]: With dead ends: 7 [2018-09-30 20:16:13,644 INFO L226 Difference]: Without dead ends: 0 [2018-09-30 20:16:13,645 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2018-09-30 20:16:13,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-30 20:16:13,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-30 20:16:13,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-30 20:16:13,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-30 20:16:13,646 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6 [2018-09-30 20:16:13,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-30 20:16:13,647 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-30 20:16:13,647 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-30 20:16:13,647 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-30 20:16:13,647 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-30 20:16:13,652 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-30 20:16:13,765 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 34) no Hoare annotation was computed. [2018-09-30 20:16:13,766 INFO L422 ceAbstractionStarter]: At program point L31(lines 31 32) the Hoare annotation is: false [2018-09-30 20:16:13,766 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(lines 1 34) no Hoare annotation was computed. [2018-09-30 20:16:13,766 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 34) no Hoare annotation was computed. [2018-09-30 20:16:13,766 INFO L422 ceAbstractionStarter]: At program point L27(lines 13 27) the Hoare annotation is: (or (and (<= ULTIMATE.start_main_~y~5 1) (<= 1 ULTIMATE.start_main_~y~5)) (and (exists ((|v_ULTIMATE.start_main_#t~nondet0_4| Int)) (let ((.cse0 (+ (* 2 |v_ULTIMATE.start_main_#t~nondet0_4|) 1))) (and (<= ULTIMATE.start_main_~y~5 .cse0) (<= .cse0 ULTIMATE.start_main_~y~5)))) (= 1 ULTIMATE.start___VERIFIER_assert_~cond))) [2018-09-30 20:16:13,767 INFO L422 ceAbstractionStarter]: At program point L22(lines 22 28) the Hoare annotation is: (and (let ((.cse0 (+ ULTIMATE.start_main_~y~5 1))) (<= .cse0 (* 2 (div .cse0 2)))) (= 1 ULTIMATE.start___VERIFIER_assert_~cond)) [2018-09-30 20:16:13,767 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONASSERT(line 33) no Hoare annotation was computed. [2018-09-30 20:16:13,775 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] [2018-09-30 20:16:13,777 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] [2018-09-30 20:16:13,779 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] [2018-09-30 20:16:13,779 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] [2018-09-30 20:16:13,782 INFO L202 PluginConnector]: Adding new model jain_1.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.09 08:16:13 BoogieIcfgContainer [2018-09-30 20:16:13,782 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-30 20:16:13,783 INFO L168 Benchmark]: Toolchain (without parser) took 3911.06 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: 76.6 MB). Peak memory consumption was 76.6 MB. Max. memory is 7.1 GB. [2018-09-30 20:16:13,784 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. [2018-09-30 20:16:13,785 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.48 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. [2018-09-30 20:16:13,786 INFO L168 Benchmark]: Boogie Preprocessor took 22.49 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. [2018-09-30 20:16:13,787 INFO L168 Benchmark]: RCFGBuilder took 226.59 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. [2018-09-30 20:16:13,788 INFO L168 Benchmark]: TraceAbstraction took 3613.15 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: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 7.1 GB. [2018-09-30 20:16:13,792 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 40.48 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 22.49 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 226.59 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 3613.15 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: 55.5 MB). Peak memory consumption was 55.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 33]: 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: 31]: Loop Invariant Derived loop invariant: false - InvariantResult [Line: 13]: Loop Invariant [2018-09-30 20:16:13,800 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] [2018-09-30 20:16:13,801 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] [2018-09-30 20:16:13,802 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] [2018-09-30 20:16:13,802 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] Derived loop invariant: (main_~y~5 <= 1 && 1 <= main_~y~5) || ((exists v_ULTIMATE.start_main_#t~nondet0_4 : int :: main_~y~5 <= 2 * v_ULTIMATE.start_main_#t~nondet0_4 + 1 && 2 * v_ULTIMATE.start_main_#t~nondet0_4 + 1 <= main_~y~5) && 1 == __VERIFIER_assert_~cond) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: main_~y~5 + 1 <= 2 * ((main_~y~5 + 1) / 2) && 1 == __VERIFIER_assert_~cond - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. SAFE Result, 3.5s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 2.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 5 SDtfs, 4 SDslu, 6 SDs, 0 SdLazy, 15 SolverSat, 3 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 2.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.7s 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, 5 NumberOfFragments, 44 HoareAnnotationTreeSize, 3 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 24 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 13 ConstructedInterpolants, 1 QuantifiedInterpolants, 453 SizeOfPredicates, 5 NumberOfNonLiveVariables, 20 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 0/4 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_1.i_2.bpl_svcomp-Reach-32bit-Automizer_Default.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-30_20-16-13-811.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/jain_1.i_2.bpl_svcomp-Reach-32bit-Automizer_Default.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-30_20-16-13-811.csv Received shutdown request...