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-pdr-smtinterpol.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_1_variant.i_2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:43:06,467 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:43:06,471 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:43:06,488 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:43:06,488 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:43:06,489 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:43:06,491 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:43:06,493 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:43:06,496 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:43:06,504 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:43:06,505 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:43:06,505 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:43:06,507 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:43:06,511 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:43:06,512 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:43:06,513 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:43:06,515 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:43:06,519 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:43:06,521 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:43:06,523 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:43:06,527 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:43:06,528 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:43:06,530 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:43:06,530 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:43:06,530 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:43:06,531 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:43:06,532 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:43:06,533 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:43:06,534 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:43:06,535 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:43:06,535 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:43:06,535 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:43:06,536 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:43:06,536 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:43:06,537 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:43:06,538 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:43:06,538 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-smtinterpol.epf [2018-07-25 14:43:06,546 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:43:06,546 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:43:06,547 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-25 14:43:06,548 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-07-25 14:43:06,548 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:43:06,548 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:43:06,548 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 14:43:06,548 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:43:06,609 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:43:06,624 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:43:06,633 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:43:06,635 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:43:06,636 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:43:06,637 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_1_variant.i_2.bpl [2018-07-25 14:43:06,637 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_1_variant.i_2.bpl' [2018-07-25 14:43:06,698 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:43:06,700 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:43:06,701 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:43:06,701 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:43:06,701 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:43:06,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_by_1_variant.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:06" (1/1) ... [2018-07-25 14:43:06,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_by_1_variant.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:06" (1/1) ... [2018-07-25 14:43:06,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:43:06,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:43:06,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:43:06,747 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:43:06,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:06" (1/1) ... [2018-07-25 14:43:06,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:06" (1/1) ... [2018-07-25 14:43:06,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:06" (1/1) ... [2018-07-25 14:43:06,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:06" (1/1) ... [2018-07-25 14:43:06,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:06" (1/1) ... [2018-07-25 14:43:06,768 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:06" (1/1) ... [2018-07-25 14:43:06,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:06" (1/1) ... [2018-07-25 14:43:06,770 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:43:06,770 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:43:06,771 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:43:06,771 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:43:06,772 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_by_1_variant.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:06" (1/1) ... [2018-07-25 14:43:06,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 14:43:06,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 14:43:06,994 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 14:43:06,995 INFO L202 PluginConnector]: Adding new model count_by_1_variant.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:43:06 BoogieIcfgContainer [2018-07-25 14:43:06,995 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:43:06,996 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:43:06,996 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:43:07,000 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:43:07,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "count_by_1_variant.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:06" (1/2) ... [2018-07-25 14:43:07,002 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ab87dac and model type count_by_1_variant.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:43:07, skipping insertion in model container [2018-07-25 14:43:07,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "count_by_1_variant.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:43:06" (2/2) ... [2018-07-25 14:43:07,005 INFO L112 eAbstractionObserver]: Analyzing ICFG count_by_1_variant.i_2.bpl [2018-07-25 14:43:07,016 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:43:07,025 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:43:07,074 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:43:07,076 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:43:07,076 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:43:07,076 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:43:07,076 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:43:07,077 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:43:07,077 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:43:07,077 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:43:07,077 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:43:07,093 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 14:43:07,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:43:07,102 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:43:07,103 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:43:07,104 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:43:07,111 INFO L82 PathProgramCache]: Analyzing trace with hash 925701, now seen corresponding path program 1 times [2018-07-25 14:43:07,118 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:43:07,289 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:43:07,290 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-25 14:43:07,303 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 14:43:07,312 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 14:43:07,313 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-25 14:43:07,316 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-25 14:43:07,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:43:07,401 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 14:43:07,402 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-07-25 14:43:07,404 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-25 14:43:07,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:43:07,420 INFO L225 Difference]: With dead ends: 10 [2018-07-25 14:43:07,420 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 14:43:07,428 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-07-25 14:43:07,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 14:43:07,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 14:43:07,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 14:43:07,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 14:43:07,477 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 14:43:07,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:43:07,478 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 14:43:07,481 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 14:43:07,481 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 14:43:07,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 14:43:07,482 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:43:07,482 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 14:43:07,483 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:43:07,483 INFO L82 PathProgramCache]: Analyzing trace with hash 889531649, now seen corresponding path program 1 times [2018-07-25 14:43:07,484 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:43:07,649 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:43:07,650 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-25 14:43:07,651 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 14:43:07,651 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 14:43:07,652 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2018-07-25 14:43:07,652 INFO L87 Difference]: Start difference. First operand 7 states and 7 transitions. Second operand 4 states. [2018-07-25 14:43:07,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:43:07,664 INFO L93 Difference]: Finished difference Result 7 states and 7 transitions. [2018-07-25 14:43:07,666 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 14:43:07,667 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2018-07-25 14:43:07,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:43:07,667 INFO L225 Difference]: With dead ends: 7 [2018-07-25 14:43:07,667 INFO L226 Difference]: Without dead ends: 0 [2018-07-25 14:43:07,670 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 70 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2018-07-25 14:43:07,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-07-25 14:43:07,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-07-25 14:43:07,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-07-25 14:43:07,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-07-25 14:43:07,675 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6 [2018-07-25 14:43:07,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:43:07,675 INFO L472 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-07-25 14:43:07,675 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 14:43:07,675 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-07-25 14:43:07,676 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-07-25 14:43:07,681 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-07-25 14:43:07,706 INFO L418 ceAbstractionStarter]: At program point ULTIMATE.startEXIT(lines 1 35) the Hoare annotation is: false [2018-07-25 14:43:07,707 INFO L418 ceAbstractionStarter]: At program point L32(lines 32 33) the Hoare annotation is: false [2018-07-25 14:43:07,707 INFO L425 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 35) the Hoare annotation is: true [2018-07-25 14:43:07,707 INFO L422 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 35) no Hoare annotation was computed. [2018-07-25 14:43:07,708 INFO L418 ceAbstractionStarter]: At program point L28(lines 13 28) the Hoare annotation is: (not (= 0 (ite (<= ULTIMATE.start_main_~i~4 1000000) 1 0))) [2018-07-25 14:43:07,708 INFO L418 ceAbstractionStarter]: At program point L20(lines 20 29) the Hoare annotation is: (and (not (= 0 ULTIMATE.start___VERIFIER_assert_~cond)) (not (= 0 (ite (<= ULTIMATE.start_main_~i~4 999999) 1 0)))) [2018-07-25 14:43:07,709 INFO L418 ceAbstractionStarter]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONASSERT(line 34) the Hoare annotation is: false [2018-07-25 14:43:07,716 INFO L202 PluginConnector]: Adding new model count_by_1_variant.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:43:07 BoogieIcfgContainer [2018-07-25 14:43:07,717 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:43:07,718 INFO L168 Benchmark]: Toolchain (without parser) took 1018.82 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-07-25 14:43:07,720 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:43:07,721 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.53 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 14:43:07,722 INFO L168 Benchmark]: Boogie Preprocessor took 23.32 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 14:43:07,722 INFO L168 Benchmark]: RCFGBuilder took 224.50 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 14:43:07,724 INFO L168 Benchmark]: TraceAbstraction took 720.72 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-25 14:43:07,733 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 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 45.53 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 23.32 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 224.50 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 720.72 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 34]: 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: 32]: Loop Invariant Derived loop invariant: false - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: !(0 == (if main_~i~4 <= 1000000 then 1 else 0)) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: !(0 == __VERIFIER_assert_~cond) && !(0 == (if main_~i~4 <= 999999 then 1 else 0)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. SAFE Result, 0.6s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 5 SDtfs, 2 SDslu, 4 SDs, 0 SdLazy, 10 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 119 GetRequests, 106 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 8 NumberOfFragments, 27 HoareAnnotationTreeSize, 6 FomulaSimplifications, 39 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 6 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s PdrRuntime, 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/count_by_1_variant.i_2.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-43-07-755.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/count_by_1_variant.i_2.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-43-07-755.csv Received shutdown request...