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/20170304-DifficultPathPrograms/jain_2.i_2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 08:46:31,266 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 08:46:31,268 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 08:46:31,280 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 08:46:31,281 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 08:46:31,282 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 08:46:31,283 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 08:46:31,285 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 08:46:31,287 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 08:46:31,288 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 08:46:31,288 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2018-07-25 08:46:31,313 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 08:46:31,314 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 08:46:31,315 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 08:46:31,316 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 08:46:31,316 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 08:46:31,317 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 08:46:31,318 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 08:46:31,319 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 08:46:31,319 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-07-25 08:46:31,322 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-nestedInterpolants.epf [2018-07-25 08:46:31,335 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 08:46:31,336 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 08:46:31,337 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-25 08:46:31,338 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-07-25 08:46:31,338 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 08:46:31,338 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-07-25 08:46:31,338 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 08:46:31,338 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 08:46:31,382 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 08:46:31,396 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 08:46:31,400 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 08:46:31,401 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 08:46:31,402 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 08:46:31,403 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/jain_2.i_2.bpl [2018-07-25 08:46:31,403 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/jain_2.i_2.bpl' [2018-07-25 08:46:31,457 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 08:46:31,458 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 08:46:31,459 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 08:46:31,460 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 08:46:31,460 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 08:46:31,481 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 25.07 08:46:31" (1/1) ... [2018-07-25 08:46:31,494 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 25.07 08:46:31" (1/1) ... [2018-07-25 08:46:31,502 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 08:46:31,503 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 08:46:31,503 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 08:46:31,503 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 08:46:31,514 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 25.07 08:46:31" (1/1) ... [2018-07-25 08:46:31,515 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 25.07 08:46:31" (1/1) ... [2018-07-25 08:46:31,516 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 25.07 08:46:31" (1/1) ... [2018-07-25 08:46:31,516 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 25.07 08:46:31" (1/1) ... [2018-07-25 08:46:31,519 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 25.07 08:46:31" (1/1) ... [2018-07-25 08:46:31,521 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 25.07 08:46:31" (1/1) ... [2018-07-25 08:46:31,522 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 25.07 08:46:31" (1/1) ... [2018-07-25 08:46:31,524 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 08:46:31,525 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 08:46:31,525 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 08:46:31,525 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 08:46:31,527 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 08:46:31" (1/1) ... [2018-07-25 08:46:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 08:46:31,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 08:46:31,772 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 08:46:31,774 INFO L202 PluginConnector]: Adding new model jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 08:46:31 BoogieIcfgContainer [2018-07-25 08:46:31,775 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 08:46:31,776 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 08:46:31,776 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 08:46:31,780 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 08:46:31,780 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 08:46:31" (1/2) ... [2018-07-25 08:46:31,782 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43dfb114 and model type jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 08:46:31, skipping insertion in model container [2018-07-25 08:46:31,782 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 25.07 08:46:31" (2/2) ... [2018-07-25 08:46:31,785 INFO L112 eAbstractionObserver]: Analyzing ICFG jain_2.i_2.bpl [2018-07-25 08:46:31,798 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-07-25 08:46:31,811 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 08:46:31,867 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 08:46:31,868 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 08:46:31,869 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 08:46:31,869 INFO L376 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-07-25 08:46:31,869 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 08:46:31,869 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 08:46:31,870 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 08:46:31,870 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 08:46:31,870 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 08:46:31,888 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 08:46:31,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 08:46:31,905 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 08:46:31,906 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 08:46:31,908 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 08:46:31,914 INFO L82 PathProgramCache]: Analyzing trace with hash 925701, now seen corresponding path program 1 times [2018-07-25 08:46:31,921 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 08:46:31,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-25 08:46:32,031 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 08:46:32,034 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 08:46:32,035 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-25 08:46:32,039 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 08:46:32,053 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 08:46:32,054 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 08:46:32,056 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-25 08:46:32,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 08:46:32,101 INFO L93 Difference]: Finished difference Result 11 states and 12 transitions. [2018-07-25 08:46:32,102 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 08:46:32,104 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-25 08:46:32,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 08:46:32,114 INFO L225 Difference]: With dead ends: 11 [2018-07-25 08:46:32,114 INFO L226 Difference]: Without dead ends: 8 [2018-07-25 08:46:32,118 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 08:46:32,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2018-07-25 08:46:32,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 7. [2018-07-25 08:46:32,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 08:46:32,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 08:46:32,159 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 08:46:32,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 08:46:32,159 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 08:46:32,160 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 08:46:32,160 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 08:46:32,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 08:46:32,160 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 08:46:32,161 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 08:46:32,161 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 08:46:32,162 INFO L82 PathProgramCache]: Analyzing trace with hash 889531649, now seen corresponding path program 1 times [2018-07-25 08:46:32,162 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 08:46:32,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-25 08:46:32,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-25 08:46:32,279 INFO L309 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-07-25 08:46:32,279 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2018-07-25 08:46:32,281 INFO L451 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-07-25 08:46:32,282 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-07-25 08:46:32,282 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-07-25 08:46:32,283 INFO L87 Difference]: Start difference. First operand 7 states and 7 transitions. Second operand 6 states. [2018-07-25 08:46:32,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 08:46:32,362 INFO L93 Difference]: Finished difference Result 7 states and 7 transitions. [2018-07-25 08:46:32,363 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 08:46:32,363 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 6 [2018-07-25 08:46:32,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 08:46:32,364 INFO L225 Difference]: With dead ends: 7 [2018-07-25 08:46:32,364 INFO L226 Difference]: Without dead ends: 0 [2018-07-25 08:46:32,365 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-07-25 08:46:32,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-07-25 08:46:32,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-07-25 08:46:32,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-07-25 08:46:32,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-07-25 08:46:32,366 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6 [2018-07-25 08:46:32,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 08:46:32,367 INFO L472 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-07-25 08:46:32,367 INFO L473 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-07-25 08:46:32,367 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-07-25 08:46:32,367 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-07-25 08:46:32,372 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-07-25 08:46:32,423 INFO L418 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) (<= 2 .cse0))) (and (= ULTIMATE.start___VERIFIER_assert_~cond 1) (<= (+ ULTIMATE.start_main_~y~5 ULTIMATE.start_main_~x~5 2) (* 2 (div (+ ULTIMATE.start_main_~y~5 (+ ULTIMATE.start_main_~x~5 2)) 2))))) [2018-07-25 08:46:32,423 INFO L418 ceAbstractionStarter]: At program point ULTIMATE.startEXIT(lines 1 40) the Hoare annotation is: false [2018-07-25 08:46:32,423 INFO L425 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 40) the Hoare annotation is: true [2018-07-25 08:46:32,423 INFO L422 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 40) no Hoare annotation was computed. [2018-07-25 08:46:32,424 INFO L418 ceAbstractionStarter]: At program point L28(lines 28 34) the Hoare annotation is: (and (= ULTIMATE.start___VERIFIER_assert_~cond 1) (<= (+ ULTIMATE.start_main_~y~5 ULTIMATE.start_main_~x~5 2) (* 2 (div (+ ULTIMATE.start_main_~y~5 (+ ULTIMATE.start_main_~x~5 2)) 2)))) [2018-07-25 08:46:32,424 INFO L418 ceAbstractionStarter]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONASSERT(line 39) the Hoare annotation is: false [2018-07-25 08:46:32,425 INFO L418 ceAbstractionStarter]: At program point L37(lines 37 38) the Hoare annotation is: false [2018-07-25 08:46:32,437 INFO L202 PluginConnector]: Adding new model jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 08:46:32 BoogieIcfgContainer [2018-07-25 08:46:32,437 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 08:46:32,439 INFO L168 Benchmark]: Toolchain (without parser) took 981.50 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-07-25 08:46:32,442 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 08:46:32,443 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.93 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 08:46:32,444 INFO L168 Benchmark]: Boogie Preprocessor took 21.84 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 08:46:32,445 INFO L168 Benchmark]: RCFGBuilder took 249.80 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-07-25 08:46:32,447 INFO L168 Benchmark]: TraceAbstraction took 661.37 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-25 08:46:32,453 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 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 42.93 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 21.84 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 249.80 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 661.37 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * 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 Derived loop invariant: (main_~y~5 + main_~x~5 <= 2 && 2 <= main_~y~5 + main_~x~5) || (__VERIFIER_assert_~cond == 1 && main_~y~5 + main_~x~5 + 2 <= 2 * ((main_~y~5 + (main_~x~5 + 2)) / 2)) - InvariantResult [Line: 28]: Loop Invariant Derived loop invariant: __VERIFIER_assert_~cond == 1 && main_~y~5 + main_~x~5 + 2 <= 2 * ((main_~y~5 + (main_~x~5 + 2)) / 2) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. SAFE Result, 0.5s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 5 SDtfs, 3 SDslu, 5 SDs, 0 SdLazy, 15 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 7 NumberOfFragments, 52 HoareAnnotationTreeSize, 6 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 6 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 305 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 0/2 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/jain_2.i_2.bpl_AutomizerBpl-nestedInterpolants.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_08-46-32-478.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/jain_2.i_2.bpl_AutomizerBpl-nestedInterpolants.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_08-46-32-478.csv Received shutdown request...