java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-nestedInterpolants.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/cggmp2005.c.i_3.bplTransformedIcfg_BEv2_2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 08:36:53,139 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 08:36:53,141 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 08:36:53,154 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 08:36:53,154 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 08:36:53,156 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 08:36:53,157 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 08:36:53,159 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 08:36:53,161 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 08:36:53,161 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 08:36:53,162 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2018-07-25 08:36:53,179 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 08:36:53,179 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 08:36:53,180 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 08:36:53,181 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 08:36:53,182 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 08:36:53,182 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 08:36:53,184 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 08:36:53,184 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 08:36:53,185 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-07-25 08:36:53,187 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-nestedInterpolants.epf [2018-07-25 08:36:53,214 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 08:36:53,215 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 08:36:53,216 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-25 08:36:53,217 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-07-25 08:36:53,217 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 08:36:53,217 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-07-25 08:36:53,218 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 08:36:53,218 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 08:36:53,288 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 08:36:53,301 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 08:36:53,305 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 08:36:53,306 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 08:36:53,307 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 08:36:53,308 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/cggmp2005.c.i_3.bplTransformedIcfg_BEv2_2.bpl [2018-07-25 08:36:53,308 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/cggmp2005.c.i_3.bplTransformedIcfg_BEv2_2.bpl' [2018-07-25 08:36:53,362 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 08:36:53,364 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 08:36:53,365 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 08:36:53,365 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 08:36:53,365 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 08:36:53,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "cggmp2005.c.i_3.bplTransformedIcfg_BEv2_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 08:36:53" (1/1) ... [2018-07-25 08:36:53,400 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "cggmp2005.c.i_3.bplTransformedIcfg_BEv2_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 08:36:53" (1/1) ... [2018-07-25 08:36:53,409 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 08:36:53,410 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 08:36:53,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 08:36:53,411 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 08:36:53,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "cggmp2005.c.i_3.bplTransformedIcfg_BEv2_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 08:36:53" (1/1) ... [2018-07-25 08:36:53,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "cggmp2005.c.i_3.bplTransformedIcfg_BEv2_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 08:36:53" (1/1) ... [2018-07-25 08:36:53,424 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "cggmp2005.c.i_3.bplTransformedIcfg_BEv2_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 08:36:53" (1/1) ... [2018-07-25 08:36:53,424 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "cggmp2005.c.i_3.bplTransformedIcfg_BEv2_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 08:36:53" (1/1) ... [2018-07-25 08:36:53,428 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "cggmp2005.c.i_3.bplTransformedIcfg_BEv2_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 08:36:53" (1/1) ... [2018-07-25 08:36:53,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "cggmp2005.c.i_3.bplTransformedIcfg_BEv2_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 08:36:53" (1/1) ... [2018-07-25 08:36:53,432 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "cggmp2005.c.i_3.bplTransformedIcfg_BEv2_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 08:36:53" (1/1) ... [2018-07-25 08:36:53,433 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 08:36:53,434 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 08:36:53,434 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 08:36:53,434 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 08:36:53,436 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "cggmp2005.c.i_3.bplTransformedIcfg_BEv2_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 08:36:53" (1/1) ... [2018-07-25 08:36:53,518 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-07-25 08:36:53,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 08:36:53,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 08:36:53,645 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 08:36:53,646 INFO L202 PluginConnector]: Adding new model cggmp2005.c.i_3.bplTransformedIcfg_BEv2_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 08:36:53 BoogieIcfgContainer [2018-07-25 08:36:53,646 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 08:36:53,648 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 08:36:53,648 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 08:36:53,652 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 08:36:53,652 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "cggmp2005.c.i_3.bplTransformedIcfg_BEv2_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 08:36:53" (1/2) ... [2018-07-25 08:36:53,654 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34357b40 and model type cggmp2005.c.i_3.bplTransformedIcfg_BEv2_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 08:36:53, skipping insertion in model container [2018-07-25 08:36:53,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "cggmp2005.c.i_3.bplTransformedIcfg_BEv2_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 08:36:53" (2/2) ... [2018-07-25 08:36:53,656 INFO L112 eAbstractionObserver]: Analyzing ICFG cggmp2005.c.i_3.bplTransformedIcfg_BEv2_2.bpl [2018-07-25 08:36:53,667 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-07-25 08:36:53,676 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 08:36:53,726 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 08:36:53,727 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 08:36:53,727 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 08:36:53,727 INFO L376 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-07-25 08:36:53,727 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 08:36:53,728 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 08:36:53,728 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 08:36:53,728 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 08:36:53,728 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 08:36:53,744 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-07-25 08:36:53,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-25 08:36:53,753 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 08:36:53,754 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-25 08:36:53,755 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 08:36:53,761 INFO L82 PathProgramCache]: Analyzing trace with hash 30017, now seen corresponding path program 1 times [2018-07-25 08:36:53,768 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 08:36:53,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-25 08:36:53,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-25 08:36:53,845 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 08:36:53,846 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 08:36:53,851 INFO L451 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-25 08:36:53,867 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-25 08:36:53,867 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-25 08:36:53,870 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 3 states. [2018-07-25 08:36:53,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 08:36:53,898 INFO L93 Difference]: Finished difference Result 8 states and 9 transitions. [2018-07-25 08:36:53,899 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-25 08:36:53,900 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2018-07-25 08:36:53,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 08:36:53,912 INFO L225 Difference]: With dead ends: 8 [2018-07-25 08:36:53,912 INFO L226 Difference]: Without dead ends: 5 [2018-07-25 08:36:53,916 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-25 08:36:53,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-07-25 08:36:53,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-07-25 08:36:53,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-07-25 08:36:53,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-07-25 08:36:53,952 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-07-25 08:36:53,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 08:36:53,953 INFO L472 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-07-25 08:36:53,953 INFO L473 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-25 08:36:53,953 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-07-25 08:36:53,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 08:36:53,954 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 08:36:53,954 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 08:36:53,954 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 08:36:53,955 INFO L82 PathProgramCache]: Analyzing trace with hash 928552, now seen corresponding path program 1 times [2018-07-25 08:36:53,955 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 08:36:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-25 08:36:53,980 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-25 08:36:53,981 INFO L309 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-07-25 08:36:53,981 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [3] total 3 [2018-07-25 08:36:53,983 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 08:36:53,983 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 08:36:53,984 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-25 08:36:53,984 INFO L87 Difference]: Start difference. First operand 5 states and 5 transitions. Second operand 4 states. [2018-07-25 08:36:54,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 08:36:54,005 INFO L93 Difference]: Finished difference Result 8 states and 8 transitions. [2018-07-25 08:36:54,005 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 08:36:54,005 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-25 08:36:54,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 08:36:54,006 INFO L225 Difference]: With dead ends: 8 [2018-07-25 08:36:54,006 INFO L226 Difference]: Without dead ends: 6 [2018-07-25 08:36:54,007 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-25 08:36:54,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states. [2018-07-25 08:36:54,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2018-07-25 08:36:54,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-07-25 08:36:54,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-07-25 08:36:54,010 INFO L78 Accepts]: Start accepts. Automaton has 6 states and 6 transitions. Word has length 4 [2018-07-25 08:36:54,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 08:36:54,011 INFO L472 AbstractCegarLoop]: Abstraction has 6 states and 6 transitions. [2018-07-25 08:36:54,011 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 08:36:54,011 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-07-25 08:36:54,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-07-25 08:36:54,012 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 08:36:54,012 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1] [2018-07-25 08:36:54,012 INFO L415 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 08:36:54,013 INFO L82 PathProgramCache]: Analyzing trace with hash 28783137, now seen corresponding path program 2 times [2018-07-25 08:36:54,013 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 08:36:54,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-25 08:36:54,062 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-25 08:36:54,063 INFO L309 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-07-25 08:36:54,063 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2018-07-25 08:36:54,063 INFO L451 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-07-25 08:36:54,064 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-07-25 08:36:54,064 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-07-25 08:36:54,064 INFO L87 Difference]: Start difference. First operand 6 states and 6 transitions. Second operand 5 states. [2018-07-25 08:36:54,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 08:36:54,079 INFO L93 Difference]: Finished difference Result 9 states and 9 transitions. [2018-07-25 08:36:54,080 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-07-25 08:36:54,080 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 5 [2018-07-25 08:36:54,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 08:36:54,081 INFO L225 Difference]: With dead ends: 9 [2018-07-25 08:36:54,081 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 08:36:54,081 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-07-25 08:36:54,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 08:36:54,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 08:36:54,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 08:36:54,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 08:36:54,085 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 5 [2018-07-25 08:36:54,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 08:36:54,085 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 08:36:54,085 INFO L473 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-07-25 08:36:54,086 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 08:36:54,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 08:36:54,086 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 08:36:54,086 INFO L354 BasicCegarLoop]: trace histogram [3, 1, 1, 1] [2018-07-25 08:36:54,087 INFO L415 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 08:36:54,087 INFO L82 PathProgramCache]: Analyzing trace with hash 892275272, now seen corresponding path program 3 times [2018-07-25 08:36:54,087 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 08:36:54,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-25 08:36:54,128 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-25 08:36:54,129 INFO L309 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-07-25 08:36:54,129 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2018-07-25 08:36:54,129 INFO L451 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-07-25 08:36:54,130 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-07-25 08:36:54,130 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2018-07-25 08:36:54,130 INFO L87 Difference]: Start difference. First operand 7 states and 7 transitions. Second operand 6 states. [2018-07-25 08:36:54,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 08:36:54,154 INFO L93 Difference]: Finished difference Result 10 states and 10 transitions. [2018-07-25 08:36:54,155 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-07-25 08:36:54,155 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 6 [2018-07-25 08:36:54,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 08:36:54,156 INFO L225 Difference]: With dead ends: 10 [2018-07-25 08:36:54,156 INFO L226 Difference]: Without dead ends: 8 [2018-07-25 08:36:54,157 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2018-07-25 08:36:54,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2018-07-25 08:36:54,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2018-07-25 08:36:54,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2018-07-25 08:36:54,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2018-07-25 08:36:54,164 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 6 [2018-07-25 08:36:54,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 08:36:54,164 INFO L472 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2018-07-25 08:36:54,165 INFO L473 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-07-25 08:36:54,166 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2018-07-25 08:36:54,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-07-25 08:36:54,166 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 08:36:54,166 INFO L354 BasicCegarLoop]: trace histogram [4, 1, 1, 1] [2018-07-25 08:36:54,167 INFO L415 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 08:36:54,167 INFO L82 PathProgramCache]: Analyzing trace with hash 1890727681, now seen corresponding path program 4 times [2018-07-25 08:36:54,170 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 08:36:54,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-25 08:36:54,272 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-25 08:36:54,273 INFO L309 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-07-25 08:36:54,273 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2018-07-25 08:36:54,273 INFO L451 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-07-25 08:36:54,274 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-07-25 08:36:54,274 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-07-25 08:36:54,274 INFO L87 Difference]: Start difference. First operand 8 states and 8 transitions. Second operand 7 states. [2018-07-25 08:36:54,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 08:36:54,320 INFO L93 Difference]: Finished difference Result 11 states and 11 transitions. [2018-07-25 08:36:54,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-07-25 08:36:54,321 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 7 [2018-07-25 08:36:54,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 08:36:54,321 INFO L225 Difference]: With dead ends: 11 [2018-07-25 08:36:54,321 INFO L226 Difference]: Without dead ends: 9 [2018-07-25 08:36:54,322 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-07-25 08:36:54,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2018-07-25 08:36:54,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2018-07-25 08:36:54,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2018-07-25 08:36:54,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2018-07-25 08:36:54,331 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 7 [2018-07-25 08:36:54,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 08:36:54,332 INFO L472 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2018-07-25 08:36:54,332 INFO L473 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-07-25 08:36:54,332 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2018-07-25 08:36:54,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-07-25 08:36:54,335 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 08:36:54,335 INFO L354 BasicCegarLoop]: trace histogram [5, 1, 1, 1] [2018-07-25 08:36:54,335 INFO L415 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 08:36:54,336 INFO L82 PathProgramCache]: Analyzing trace with hash -1516986008, now seen corresponding path program 5 times [2018-07-25 08:36:54,336 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 08:36:54,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-25 08:36:54,401 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-25 08:36:54,401 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 08:36:54,401 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-07-25 08:36:54,402 INFO L451 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-07-25 08:36:54,402 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-07-25 08:36:54,402 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-07-25 08:36:54,403 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand 7 states. [2018-07-25 08:36:54,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 08:36:54,414 INFO L93 Difference]: Finished difference Result 9 states and 9 transitions. [2018-07-25 08:36:54,414 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-07-25 08:36:54,414 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 8 [2018-07-25 08:36:54,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 08:36:54,415 INFO L225 Difference]: With dead ends: 9 [2018-07-25 08:36:54,415 INFO L226 Difference]: Without dead ends: 0 [2018-07-25 08:36:54,416 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-07-25 08:36:54,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-07-25 08:36:54,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-07-25 08:36:54,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-07-25 08:36:54,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-07-25 08:36:54,417 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 8 [2018-07-25 08:36:54,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 08:36:54,417 INFO L472 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-07-25 08:36:54,417 INFO L473 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-07-25 08:36:54,417 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-07-25 08:36:54,418 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-07-25 08:36:54,430 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-07-25 08:36:54,505 INFO L418 ceAbstractionStarter]: At program point ULTIMATE.startEXIT(lines 1 37) the Hoare annotation is: false [2018-07-25 08:36:54,506 INFO L425 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 37) the Hoare annotation is: true [2018-07-25 08:36:54,506 INFO L422 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 37) no Hoare annotation was computed. [2018-07-25 08:36:54,508 INFO L418 ceAbstractionStarter]: At program point L26(lines 17 27) the Hoare annotation is: (or (let ((.cse0 (+ ULTIMATE.start_main_~i~4 3))) (and (<= .cse0 ULTIMATE.start_main_~j~4) (<= ULTIMATE.start_main_~j~4 .cse0) (<= ULTIMATE.start_main_~j~4 8) (<= 8 ULTIMATE.start_main_~j~4))) (let ((.cse1 (+ ULTIMATE.start_main_~i~4 9))) (and (<= 10 ULTIMATE.start_main_~j~4) (<= ULTIMATE.start_main_~j~4 10) (<= ULTIMATE.start_main_~j~4 .cse1) (<= .cse1 ULTIMATE.start_main_~j~4))) (and (<= 7 ULTIMATE.start_main_~j~4) (<= ULTIMATE.start_main_~i~4 ULTIMATE.start_main_~j~4) (<= ULTIMATE.start_main_~j~4 7) (<= ULTIMATE.start_main_~j~4 ULTIMATE.start_main_~i~4)) (and (<= ULTIMATE.start_main_~j~4 6) (<= 6 ULTIMATE.start_main_~j~4) (<= (+ ULTIMATE.start_main_~j~4 3) ULTIMATE.start_main_~i~4)) (let ((.cse2 (+ ULTIMATE.start_main_~i~4 6))) (and (<= .cse2 ULTIMATE.start_main_~j~4) (<= ULTIMATE.start_main_~j~4 .cse2) (<= ULTIMATE.start_main_~j~4 9) (<= 9 ULTIMATE.start_main_~j~4)))) [2018-07-25 08:36:54,508 INFO L418 ceAbstractionStarter]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONASSERT(line 36) the Hoare annotation is: false [2018-07-25 08:36:54,509 INFO L418 ceAbstractionStarter]: At program point L34(lines 34 35) the Hoare annotation is: false [2018-07-25 08:36:54,521 INFO L202 PluginConnector]: Adding new model cggmp2005.c.i_3.bplTransformedIcfg_BEv2_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 08:36:54 BoogieIcfgContainer [2018-07-25 08:36:54,521 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 08:36:54,522 INFO L168 Benchmark]: Toolchain (without parser) took 1159.03 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: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 7.1 GB. [2018-07-25 08:36:54,526 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 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. [2018-07-25 08:36:54,527 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.07 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. [2018-07-25 08:36:54,528 INFO L168 Benchmark]: Boogie Preprocessor took 23.11 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. [2018-07-25 08:36:54,531 INFO L168 Benchmark]: RCFGBuilder took 212.44 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-07-25 08:36:54,532 INFO L168 Benchmark]: TraceAbstraction took 873.57 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-07-25 08:36:54,540 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 0.21 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 45.07 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.11 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 212.44 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 873.57 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 36]: 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: 17]: Loop Invariant Derived loop invariant: ((((((main_~i~4 + 3 <= main_~j~4 && main_~j~4 <= main_~i~4 + 3) && main_~j~4 <= 8) && 8 <= main_~j~4) || (((10 <= main_~j~4 && main_~j~4 <= 10) && main_~j~4 <= main_~i~4 + 9) && main_~i~4 + 9 <= main_~j~4)) || (((7 <= main_~j~4 && main_~i~4 <= main_~j~4) && main_~j~4 <= 7) && main_~j~4 <= main_~i~4)) || ((main_~j~4 <= 6 && 6 <= main_~j~4) && main_~j~4 + 3 <= main_~i~4)) || (((main_~i~4 + 6 <= main_~j~4 && main_~j~4 <= main_~i~4 + 6) && main_~j~4 <= 9) && 9 <= main_~j~4) - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: false - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. SAFE Result, 0.7s OverallTime, 6 OverallIterations, 5 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 16 SDtfs, 0 SDslu, 15 SDs, 0 SdLazy, 67 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9occurred in iteration=5, 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, 6 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 10 NumberOfFragments, 81 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 27 ConstructedInterpolants, 0 QuantifiedInterpolants, 595 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 15/35 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/cggmp2005.c.i_3.bplTransformedIcfg_BEv2_2.bpl_AutomizerBpl-nestedInterpolants.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_08-36-54-566.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/cggmp2005.c.i_3.bplTransformedIcfg_BEv2_2.bpl_AutomizerBpl-nestedInterpolants.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_08-36-54-566.csv Received shutdown request...