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_2.i_2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b2fde6a [2018-09-28 10:05:44,670 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-28 10:05:44,672 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-28 10:05:44,695 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-09-28 10:05:44,753 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 [2018-09-28 10:05:44,779 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-28 10:05:44,780 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-28 10:05:44,783 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-28 10:05:44,784 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-28 10:05:44,784 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-28 10:05:44,784 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-28 10:05:44,785 INFO L133 SettingsManager]: * Use SBE=true [2018-09-28 10:05:44,785 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-28 10:05:44,785 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-28 10:05:44,786 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-28 10:05:44,786 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-28 10:05:44,787 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-28 10:05:44,787 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-28 10:05:44,787 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-28 10:05:44,787 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-28 10:05:44,788 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-28 10:05:44,788 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-28 10:05:44,788 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-28 10:05:44,788 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-28 10:05:44,789 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-28 10:05:44,790 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-28 10:05:44,790 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-28 10:05:44,790 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-28 10:05:44,790 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-28 10:05:44,790 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-28 10:05:44,791 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-28 10:05:44,791 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-28 10:05:44,791 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-28 10:05:44,791 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-28 10:05:44,791 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-28 10:05:44,854 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-28 10:05:44,869 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-28 10:05:44,875 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-28 10:05:44,877 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-28 10:05:44,877 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-28 10:05:44,878 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/jain_2.i_2.bpl [2018-09-28 10:05:44,879 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/jain_2.i_2.bpl' [2018-09-28 10:05:44,936 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-28 10:05:44,940 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-28 10:05:44,941 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-28 10:05:44,941 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-28 10:05:44,942 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-28 10:05:44,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:05:44" (1/1) ... [2018-09-28 10:05:44,975 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:05:44" (1/1) ... [2018-09-28 10:05:44,982 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-28 10:05:44,983 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-28 10:05:44,983 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-28 10:05:44,984 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-28 10:05:44,995 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:05:44" (1/1) ... [2018-09-28 10:05:44,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:05:44" (1/1) ... [2018-09-28 10:05:44,996 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:05:44" (1/1) ... [2018-09-28 10:05:44,997 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:05:44" (1/1) ... [2018-09-28 10:05:44,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:05:44" (1/1) ... [2018-09-28 10:05:45,001 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:05:44" (1/1) ... [2018-09-28 10:05:45,002 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:05:44" (1/1) ... [2018-09-28 10:05:45,003 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-28 10:05:45,004 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-28 10:05:45,004 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-28 10:05:45,004 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-28 10:05:45,005 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:05:44" (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 [2018-09-28 10:05:45,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-28 10:05:45,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-28 10:05:45,241 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-28 10:05:45,241 INFO L202 PluginConnector]: Adding new model jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 10:05:45 BoogieIcfgContainer [2018-09-28 10:05:45,242 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-28 10:05:45,243 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-28 10:05:45,243 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-28 10:05:45,246 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-28 10:05:45,246 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.09 10:05:44" (1/2) ... [2018-09-28 10:05:45,248 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5898c29f and model type jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.09 10:05:45, skipping insertion in model container [2018-09-28 10:05:45,248 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.09 10:05:45" (2/2) ... [2018-09-28 10:05:45,250 INFO L112 eAbstractionObserver]: Analyzing ICFG jain_2.i_2.bpl [2018-09-28 10:05:45,259 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-28 10:05:45,271 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-28 10:05:45,326 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-28 10:05:45,327 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-28 10:05:45,327 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-28 10:05:45,328 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-28 10:05:45,328 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-28 10:05:45,328 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-28 10:05:45,328 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-28 10:05:45,328 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-28 10:05:45,329 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-28 10:05:45,346 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states. [2018-09-28 10:05:45,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-28 10:05:45,359 INFO L367 BasicCegarLoop]: Found error trace [2018-09-28 10:05:45,361 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-28 10:05:45,362 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-28 10:05:45,374 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-28 10:05:45,374 INFO L82 PathProgramCache]: Analyzing trace with hash 925701, now seen corresponding path program 1 times [2018-09-28 10:05:45,376 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-28 10:05:45,377 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-28 10:05:45,424 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:05:45,424 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-28 10:05:45,425 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:05:45,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:05:45,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:05:45,638 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-28 10:05:45,639 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-28 10:05:45,646 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-28 10:05:45,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-28 10:05:45,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-28 10:05:45,679 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 4 states. [2018-09-28 10:05:45,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-28 10:05:45,770 INFO L93 Difference]: Finished difference Result 12 states and 13 transitions. [2018-09-28 10:05:45,770 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-28 10:05:45,771 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-09-28 10:05:45,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-28 10:05:45,782 INFO L225 Difference]: With dead ends: 12 [2018-09-28 10:05:45,782 INFO L226 Difference]: Without dead ends: 8 [2018-09-28 10:05:45,786 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-28 10:05:45,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2018-09-28 10:05:45,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 7. [2018-09-28 10:05:45,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-28 10:05:45,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-28 10:05:45,823 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-28 10:05:45,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-28 10:05:45,824 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-28 10:05:45,824 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-28 10:05:45,824 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-28 10:05:45,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-28 10:05:45,825 INFO L367 BasicCegarLoop]: Found error trace [2018-09-28 10:05:45,825 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-28 10:05:45,825 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-28 10:05:45,825 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-28 10:05:45,826 INFO L82 PathProgramCache]: Analyzing trace with hash 889531649, now seen corresponding path program 1 times [2018-09-28 10:05:45,826 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-28 10:05:45,826 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-28 10:05:45,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:05:45,827 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-28 10:05:45,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:05:45,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:05:46,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:05:46,058 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-28 10:05:46,058 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 [2018-09-28 10:05:46,074 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-28 10:05:58,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-09-28 10:05:58,150 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-09-28 10:05:58,150 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2018-09-28 10:05:58,151 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-28 10:05:58,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-28 10:05:58,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-09-28 10:05:58,152 INFO L87 Difference]: Start difference. First operand 7 states and 7 transitions. Second operand 6 states. [2018-09-28 10:06:00,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-28 10:06:00,351 INFO L93 Difference]: Finished difference Result 11 states and 11 transitions. [2018-09-28 10:06:00,351 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-09-28 10:06:00,352 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 6 [2018-09-28 10:06:00,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-28 10:06:00,352 INFO L225 Difference]: With dead ends: 11 [2018-09-28 10:06:00,353 INFO L226 Difference]: Without dead ends: 9 [2018-09-28 10:06:00,354 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-09-28 10:06:00,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2018-09-28 10:06:00,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2018-09-28 10:06:00,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2018-09-28 10:06:00,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-09-28 10:06:00,358 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 6 [2018-09-28 10:06:00,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-28 10:06:00,359 INFO L480 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2018-09-28 10:06:00,359 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-28 10:06:00,359 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2018-09-28 10:06:00,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-28 10:06:00,360 INFO L367 BasicCegarLoop]: Found error trace [2018-09-28 10:06:00,360 INFO L375 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1] [2018-09-28 10:06:00,360 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-28 10:06:00,361 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-28 10:06:00,361 INFO L82 PathProgramCache]: Analyzing trace with hash 141355773, now seen corresponding path program 2 times [2018-09-28 10:06:00,361 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-28 10:06:00,361 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-28 10:06:00,362 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:06:00,363 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-28 10:06:00,363 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-28 10:06:00,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-28 10:06:00,734 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-09-28 10:06:00,734 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-28 10:06:00,734 INFO L227 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-28 10:06:00,746 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-09-28 10:06:00,801 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-09-28 10:06:00,801 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-09-28 10:06:00,809 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-28 10:06:05,218 WARN L178 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 26 DAG size of output: 17 [2018-09-28 10:06:11,944 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-28 10:06:11,966 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-09-28 10:06:11,967 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 10 [2018-09-28 10:06:11,967 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-09-28 10:06:11,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-09-28 10:06:11,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=73, Unknown=5, NotChecked=0, Total=110 [2018-09-28 10:06:11,968 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand 11 states. [2018-09-28 10:06:13,149 WARN L178 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 27 [2018-09-28 10:06:19,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-28 10:06:19,750 INFO L93 Difference]: Finished difference Result 9 states and 9 transitions. [2018-09-28 10:06:19,750 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-28 10:06:19,751 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 8 [2018-09-28 10:06:19,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-28 10:06:19,752 INFO L225 Difference]: With dead ends: 9 [2018-09-28 10:06:19,752 INFO L226 Difference]: Without dead ends: 0 [2018-09-28 10:06:19,753 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 10.4s TimeCoverageRelationStatistics Valid=41, Invalid=86, Unknown=5, NotChecked=0, Total=132 [2018-09-28 10:06:19,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-28 10:06:19,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-28 10:06:19,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-28 10:06:19,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-28 10:06:19,754 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 8 [2018-09-28 10:06:19,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-28 10:06:19,754 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-28 10:06:19,754 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-09-28 10:06:19,755 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-28 10:06:19,755 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-28 10:06:19,760 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-28 10:06:24,075 WARN L178 SmtUtils]: Spent 4.26 s on a formula simplification. DAG size of input: 45 DAG size of output: 33 [2018-09-28 10:06:25,271 WARN L178 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 27 [2018-09-28 10:06:25,274 INFO L422 ceAbstractionStarter]: At program point L33(lines 17 33) the Hoare annotation is: (or (let ((.cse0 (+ ULTIMATE.start_main_~y~5 ULTIMATE.start_main_~x~5))) (and (<= .cse0 2) (= ULTIMATE.start_main_~x~5 1) (<= 2 .cse0))) (and (exists ((|v_ULTIMATE.start_main_#t~nondet0_5| Int) (|v_ULTIMATE.start_main_#t~nondet0_4| Int)) (= (+ (* 2 |v_ULTIMATE.start_main_#t~nondet0_5|) (* 2 |v_ULTIMATE.start_main_#t~nondet0_4|) 1) ULTIMATE.start_main_~x~5)) (exists ((|v_ULTIMATE.start_main_#t~nondet0_4| Int)) (= (+ (* 2 |v_ULTIMATE.start_main_#t~nondet0_4|) 1) ULTIMATE.start_main_~x~5)) (exists ((|v_ULTIMATE.start_main_#t~nondet1_5| Int) (|v_ULTIMATE.start_main_#t~nondet1_4| Int)) (= (+ (* 2 |v_ULTIMATE.start_main_#t~nondet1_5|) (* 2 |v_ULTIMATE.start_main_#t~nondet1_4|) 1) ULTIMATE.start_main_~y~5)) (= 1 ULTIMATE.start___VERIFIER_assert_~cond) (exists ((|v_ULTIMATE.start_main_#t~nondet1_4| Int)) (= ULTIMATE.start_main_~y~5 (+ (* 2 |v_ULTIMATE.start_main_#t~nondet1_4|) 1))))) [2018-09-28 10:06:25,274 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 40) no Hoare annotation was computed. [2018-09-28 10:06:25,274 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(lines 1 40) no Hoare annotation was computed. [2018-09-28 10:06:25,274 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 40) no Hoare annotation was computed. [2018-09-28 10:06:25,275 INFO L422 ceAbstractionStarter]: At program point L28(lines 28 34) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_main_#t~nondet0_5| Int) (|v_ULTIMATE.start_main_#t~nondet0_4| Int)) (= (+ (* 2 |v_ULTIMATE.start_main_#t~nondet0_5|) (* 2 |v_ULTIMATE.start_main_#t~nondet0_4|) 1) ULTIMATE.start_main_~x~5)) (exists ((|v_ULTIMATE.start_main_#t~nondet0_4| Int)) (= (+ (* 2 |v_ULTIMATE.start_main_#t~nondet0_4|) 1) ULTIMATE.start_main_~x~5)) (exists ((|v_ULTIMATE.start_main_#t~nondet1_5| Int) (|v_ULTIMATE.start_main_#t~nondet1_4| Int)) (= (+ (* 2 |v_ULTIMATE.start_main_#t~nondet1_5|) (* 2 |v_ULTIMATE.start_main_#t~nondet1_4|) 1) ULTIMATE.start_main_~y~5)) (= 1 ULTIMATE.start___VERIFIER_assert_~cond) (exists ((|v_ULTIMATE.start_main_#t~nondet1_4| Int)) (= ULTIMATE.start_main_~y~5 (+ (* 2 |v_ULTIMATE.start_main_#t~nondet1_4|) 1)))) [2018-09-28 10:06:25,275 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONASSERT(line 39) no Hoare annotation was computed. [2018-09-28 10:06:25,275 INFO L422 ceAbstractionStarter]: At program point L37(lines 37 38) the Hoare annotation is: false [2018-09-28 10:06:25,284 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_5,QUANTIFIED] [2018-09-28 10:06:25,285 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] [2018-09-28 10:06:25,285 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] [2018-09-28 10:06:25,286 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_5,QUANTIFIED] [2018-09-28 10:06:25,286 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_4,QUANTIFIED] [2018-09-28 10:06:25,286 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_4,QUANTIFIED] [2018-09-28 10:06:25,289 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_5,QUANTIFIED] [2018-09-28 10:06:25,290 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] [2018-09-28 10:06:25,290 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] [2018-09-28 10:06:25,290 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_5,QUANTIFIED] [2018-09-28 10:06:25,290 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_4,QUANTIFIED] [2018-09-28 10:06:25,291 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_4,QUANTIFIED] [2018-09-28 10:06:25,293 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_5,QUANTIFIED] [2018-09-28 10:06:25,293 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] [2018-09-28 10:06:25,293 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] [2018-09-28 10:06:25,293 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_5,QUANTIFIED] [2018-09-28 10:06:25,294 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_4,QUANTIFIED] [2018-09-28 10:06:25,294 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_4,QUANTIFIED] [2018-09-28 10:06:25,295 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_5,QUANTIFIED] [2018-09-28 10:06:25,296 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] [2018-09-28 10:06:25,296 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] [2018-09-28 10:06:25,296 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_5,QUANTIFIED] [2018-09-28 10:06:25,297 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_4,QUANTIFIED] [2018-09-28 10:06:25,297 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_4,QUANTIFIED] [2018-09-28 10:06:25,299 INFO L202 PluginConnector]: Adding new model jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.09 10:06:25 BoogieIcfgContainer [2018-09-28 10:06:25,299 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-28 10:06:25,300 INFO L168 Benchmark]: Toolchain (without parser) took 40363.16 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 140.1 MB). Peak memory consumption was 140.1 MB. Max. memory is 7.1 GB. [2018-09-28 10:06:25,301 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. [2018-09-28 10:06:25,302 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.69 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. [2018-09-28 10:06:25,303 INFO L168 Benchmark]: Boogie Preprocessor took 20.19 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. [2018-09-28 10:06:25,303 INFO L168 Benchmark]: RCFGBuilder took 237.94 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. [2018-09-28 10:06:25,304 INFO L168 Benchmark]: TraceAbstraction took 40056.65 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 119.0 MB). Peak memory consumption was 119.0 MB. Max. memory is 7.1 GB. [2018-09-28 10:06:25,308 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 41.69 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 20.19 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 237.94 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 40056.65 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 119.0 MB). Peak memory consumption was 119.0 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_5,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~nondet1_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_5,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~nondet1_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_5,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~nondet1_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_5,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~nondet1_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_4,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 39]: 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: 37]: Loop Invariant Derived loop invariant: false - InvariantResult [Line: 17]: Loop Invariant [2018-09-28 10:06:25,319 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_5,QUANTIFIED] [2018-09-28 10:06:25,320 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] [2018-09-28 10:06:25,320 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] [2018-09-28 10:06:25,320 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_5,QUANTIFIED] [2018-09-28 10:06:25,320 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_4,QUANTIFIED] [2018-09-28 10:06:25,321 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_4,QUANTIFIED] [2018-09-28 10:06:25,322 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_5,QUANTIFIED] [2018-09-28 10:06:25,323 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] [2018-09-28 10:06:25,323 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] [2018-09-28 10:06:25,323 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_5,QUANTIFIED] [2018-09-28 10:06:25,323 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_4,QUANTIFIED] [2018-09-28 10:06:25,324 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_4,QUANTIFIED] Derived loop invariant: ((main_~y~5 + main_~x~5 <= 2 && main_~x~5 == 1) && 2 <= main_~y~5 + main_~x~5) || (((((exists v_ULTIMATE.start_main_#t~nondet0_5 : int, v_ULTIMATE.start_main_#t~nondet0_4 : int :: 2 * v_ULTIMATE.start_main_#t~nondet0_5 + 2 * v_ULTIMATE.start_main_#t~nondet0_4 + 1 == main_~x~5) && (exists v_ULTIMATE.start_main_#t~nondet0_4 : int :: 2 * v_ULTIMATE.start_main_#t~nondet0_4 + 1 == main_~x~5)) && (exists v_ULTIMATE.start_main_#t~nondet1_5 : int, v_ULTIMATE.start_main_#t~nondet1_4 : int :: 2 * v_ULTIMATE.start_main_#t~nondet1_5 + 2 * v_ULTIMATE.start_main_#t~nondet1_4 + 1 == main_~y~5)) && 1 == __VERIFIER_assert_~cond) && (exists v_ULTIMATE.start_main_#t~nondet1_4 : int :: main_~y~5 == 2 * v_ULTIMATE.start_main_#t~nondet1_4 + 1)) - InvariantResult [Line: 28]: Loop Invariant [2018-09-28 10:06:25,325 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_5,QUANTIFIED] [2018-09-28 10:06:25,326 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] [2018-09-28 10:06:25,326 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] [2018-09-28 10:06:25,326 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_5,QUANTIFIED] [2018-09-28 10:06:25,326 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_4,QUANTIFIED] [2018-09-28 10:06:25,327 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_4,QUANTIFIED] [2018-09-28 10:06:25,328 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_5,QUANTIFIED] [2018-09-28 10:06:25,328 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] [2018-09-28 10:06:25,329 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet0_4,QUANTIFIED] [2018-09-28 10:06:25,329 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_5,QUANTIFIED] [2018-09-28 10:06:25,329 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_4,QUANTIFIED] [2018-09-28 10:06:25,329 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_#t~nondet1_4,QUANTIFIED] Derived loop invariant: ((((exists v_ULTIMATE.start_main_#t~nondet0_5 : int, v_ULTIMATE.start_main_#t~nondet0_4 : int :: 2 * v_ULTIMATE.start_main_#t~nondet0_5 + 2 * v_ULTIMATE.start_main_#t~nondet0_4 + 1 == main_~x~5) && (exists v_ULTIMATE.start_main_#t~nondet0_4 : int :: 2 * v_ULTIMATE.start_main_#t~nondet0_4 + 1 == main_~x~5)) && (exists v_ULTIMATE.start_main_#t~nondet1_5 : int, v_ULTIMATE.start_main_#t~nondet1_4 : int :: 2 * v_ULTIMATE.start_main_#t~nondet1_5 + 2 * v_ULTIMATE.start_main_#t~nondet1_4 + 1 == main_~y~5)) && 1 == __VERIFIER_assert_~cond) && (exists v_ULTIMATE.start_main_#t~nondet1_4 : int :: main_~y~5 == 2 * v_ULTIMATE.start_main_#t~nondet1_4 + 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. SAFE Result, 39.9s OverallTime, 3 OverallIterations, 3 TraceHistogramMax, 10.1s AutomataDifference, 0.0s DeadEndRemovalTime, 5.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 8 SDtfs, 6 SDslu, 11 SDs, 0 SdLazy, 27 SolverSat, 7 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 6.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 10.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9occurred in iteration=2, 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, 3 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 7 NumberOfFragments, 100 HoareAnnotationTreeSize, 3 FomulaSimplifications, 106 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 66 FormulaSimplificationTreeSizeReductionInter, 5.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 12.1s SatisfiabilityAnalysisTime, 11.8s InterpolantComputationTime, 32 NumberOfCodeBlocks, 32 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 22 ConstructedInterpolants, 4 QuantifiedInterpolants, 1523 SizeOfPredicates, 6 NumberOfNonLiveVariables, 35 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 1/14 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_2.i_2.bpl_svcomp-Reach-32bit-Automizer_Default.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-28_10-06-25-335.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/jain_2.i_2.bpl_svcomp-Reach-32bit-Automizer_Default.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-28_10-06-25-335.csv Received shutdown request...