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 -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-ff8eab6 [2018-09-26 08:16:21,838 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:16:21,840 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:16:21,852 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:16:21,852 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:16:21,853 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:16:21,855 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:16:21,856 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:16:21,858 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:16:21,859 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:16:21,860 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:16:21,860 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:16:21,861 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:16:21,862 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:16:21,863 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:16:21,864 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:16:21,865 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:16:21,866 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:16:21,868 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:16:21,870 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:16:21,871 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:16:21,872 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:16:21,875 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-26 08:16:21,884 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-nestedInterpolants.epf [2018-09-26 08:16:21,892 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:16:21,892 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:16:21,893 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 08:16:21,894 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-09-26 08:16:21,894 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:16:21,894 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-09-26 08:16:21,894 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-09-26 08:16:21,894 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:16:21,937 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:16:21,955 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:16:21,960 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:16:21,962 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:16:21,962 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:16:21,963 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/jain_2.i_2.bpl [2018-09-26 08:16:21,963 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/jain_2.i_2.bpl' [2018-09-26 08:16:22,023 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:16:22,026 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:16:22,027 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:16:22,027 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:16:22,028 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:16:22,050 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 26.09 08:16:22" (1/1) ... [2018-09-26 08:16:22,063 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 26.09 08:16:22" (1/1) ... [2018-09-26 08:16:22,070 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:16:22,071 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:16:22,071 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:16:22,071 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:16:22,082 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 26.09 08:16:22" (1/1) ... [2018-09-26 08:16:22,083 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 26.09 08:16:22" (1/1) ... [2018-09-26 08:16:22,083 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 26.09 08:16:22" (1/1) ... [2018-09-26 08:16:22,084 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 26.09 08:16:22" (1/1) ... [2018-09-26 08:16:22,087 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 26.09 08:16:22" (1/1) ... [2018-09-26 08:16:22,089 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 26.09 08:16:22" (1/1) ... [2018-09-26 08:16:22,090 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 26.09 08:16:22" (1/1) ... [2018-09-26 08:16:22,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:16:22,092 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:16:22,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:16:22,093 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:16:22,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:16:22" (1/1) ... [2018-09-26 08:16:22,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 08:16:22,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 08:16:22,329 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 08:16:22,330 INFO L202 PluginConnector]: Adding new model jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:16:22 BoogieIcfgContainer [2018-09-26 08:16:22,330 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:16:22,332 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:16:22,332 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:16:22,335 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:16:22,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:16:22" (1/2) ... [2018-09-26 08:16:22,337 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f5cafe8 and model type jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:16:22, skipping insertion in model container [2018-09-26 08:16:22,338 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 26.09 08:16:22" (2/2) ... [2018-09-26 08:16:22,340 INFO L112 eAbstractionObserver]: Analyzing ICFG jain_2.i_2.bpl [2018-09-26 08:16:22,351 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:16:22,361 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 08:16:22,405 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:16:22,406 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:16:22,407 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:16:22,407 INFO L383 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-09-26 08:16:22,407 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:16:22,407 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:16:22,407 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:16:22,408 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:16:22,408 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:16:22,422 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 08:16:22,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 08:16:22,430 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:16:22,431 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 08:16:22,432 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:16:22,438 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:16:22,439 INFO L82 PathProgramCache]: Analyzing trace with hash 925701, now seen corresponding path program 1 times [2018-09-26 08:16:22,445 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:16:22,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 08:16:22,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 08:16:22,554 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:16:22,555 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-26 08:16:22,559 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 08:16:22,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 08:16:22,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 08:16:22,575 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-09-26 08:16:22,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:16:22,621 INFO L93 Difference]: Finished difference Result 11 states and 12 transitions. [2018-09-26 08:16:22,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 08:16:22,623 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-09-26 08:16:22,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:16:22,635 INFO L225 Difference]: With dead ends: 11 [2018-09-26 08:16:22,636 INFO L226 Difference]: Without dead ends: 8 [2018-09-26 08:16:22,640 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 08:16:22,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2018-09-26 08:16:22,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 7. [2018-09-26 08:16:22,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 08:16:22,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 08:16:22,684 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 08:16:22,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:16:22,684 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 08:16:22,685 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 08:16:22,685 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 08:16:22,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 08:16:22,686 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:16:22,686 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 08:16:22,687 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:16:22,687 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:16:22,687 INFO L82 PathProgramCache]: Analyzing trace with hash 889531649, now seen corresponding path program 1 times [2018-09-26 08:16:22,688 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:16:22,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 08:16:22,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 08:16:22,798 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-09-26 08:16:22,798 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2018-09-26 08:16:22,800 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-26 08:16:22,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-26 08:16:22,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-09-26 08:16:22,802 INFO L87 Difference]: Start difference. First operand 7 states and 7 transitions. Second operand 6 states. [2018-09-26 08:16:22,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:16:22,868 INFO L93 Difference]: Finished difference Result 7 states and 7 transitions. [2018-09-26 08:16:22,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 08:16:22,871 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 6 [2018-09-26 08:16:22,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:16:22,872 INFO L225 Difference]: With dead ends: 7 [2018-09-26 08:16:22,872 INFO L226 Difference]: Without dead ends: 0 [2018-09-26 08:16:22,873 INFO L605 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 [2018-09-26 08:16:22,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-26 08:16:22,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-26 08:16:22,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-26 08:16:22,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-26 08:16:22,875 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6 [2018-09-26 08:16:22,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:16:22,876 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-26 08:16:22,876 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-26 08:16:22,876 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-26 08:16:22,876 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-26 08:16:22,882 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-26 08:16:22,922 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) (<= 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))))) [2018-09-26 08:16:22,922 INFO L422 ceAbstractionStarter]: At program point ULTIMATE.startEXIT(lines 1 40) the Hoare annotation is: false [2018-09-26 08:16:22,922 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 40) the Hoare annotation is: true [2018-09-26 08:16:22,923 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 40) no Hoare annotation was computed. [2018-09-26 08:16:22,923 INFO L422 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)))) [2018-09-26 08:16:22,924 INFO L422 ceAbstractionStarter]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONASSERT(line 39) the Hoare annotation is: false [2018-09-26 08:16:22,924 INFO L422 ceAbstractionStarter]: At program point L37(lines 37 38) the Hoare annotation is: false [2018-09-26 08:16:22,944 INFO L202 PluginConnector]: Adding new model jain_2.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 08:16:22 BoogieIcfgContainer [2018-09-26 08:16:22,944 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 08:16:22,946 INFO L168 Benchmark]: Toolchain (without parser) took 922.67 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-09-26 08:16:22,949 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 08:16:22,950 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.17 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 08:16:22,951 INFO L168 Benchmark]: Boogie Preprocessor took 21.11 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. [2018-09-26 08:16:22,952 INFO L168 Benchmark]: RCFGBuilder took 238.11 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. [2018-09-26 08:16:22,955 INFO L168 Benchmark]: TraceAbstraction took 612.67 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 08:16:22,962 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 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.17 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 21.11 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 238.11 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 612.67 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: 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, 0.0s 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-0-2018-09-26_08-16-22-984.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/jain_2.i_2.bpl_AutomizerBpl-nestedInterpolants.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_08-16-22-984.csv Received shutdown request...