java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBpl.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/programs/regression/bpl/AutomizerBpl-pdr.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-56c9370 [2018-07-23 15:43:49,349 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 15:43:49,351 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 15:43:49,365 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 15:43:49,366 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 15:43:49,367 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 15:43:49,368 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 15:43:49,370 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 15:43:49,371 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 15:43:49,372 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 15:43:49,373 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 15:43:49,373 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 15:43:49,374 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 15:43:49,375 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 15:43:49,376 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 15:43:49,377 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 15:43:49,378 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 15:43:49,381 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 15:43:49,383 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 15:43:49,388 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 15:43:49,389 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 15:43:49,390 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 15:43:49,393 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 15:43:49,393 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 15:43:49,393 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 15:43:49,394 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 15:43:49,395 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 15:43:49,395 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 15:43:49,396 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 15:43:49,397 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 15:43:49,398 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 15:43:49,398 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 15:43:49,398 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 15:43:49,399 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 15:43:49,400 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 15:43:49,400 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 15:43:49,401 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/AutomizerBpl-pdr.epf [2018-07-23 15:43:49,409 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 15:43:49,409 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 15:43:49,411 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 15:43:49,411 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 15:43:49,411 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 15:43:49,411 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 15:43:49,482 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 15:43:49,499 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 15:43:49,507 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 15:43:49,509 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 15:43:49,510 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 15:43:49,510 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl [2018-07-23 15:43:49,511 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl' [2018-07-23 15:43:49,567 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 15:43:49,569 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 15:43:49,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 15:43:49,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 15:43:49,570 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 15:43:49,599 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:43:49" (1/1) ... [2018-07-23 15:43:49,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:43:49" (1/1) ... [2018-07-23 15:43:49,611 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:43:49" (1/1) ... [2018-07-23 15:43:49,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:43:49" (1/1) ... [2018-07-23 15:43:49,614 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:43:49" (1/1) ... [2018-07-23 15:43:49,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:43:49" (1/1) ... [2018-07-23 15:43:49,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:43:49" (1/1) ... [2018-07-23 15:43:49,620 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 15:43:49,621 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 15:43:49,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 15:43:49,622 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 15:43:49,623 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:43:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-07-23 15:43:49,687 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-07-23 15:43:49,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-23 15:43:49,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-23 15:43:49,979 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-23 15:43:49,980 INFO L202 PluginConnector]: Adding new model count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:43:49 BoogieIcfgContainer [2018-07-23 15:43:49,980 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 15:43:49,981 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 15:43:49,982 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 15:43:49,996 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 15:43:49,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 03:43:49" (1/2) ... [2018-07-23 15:43:50,000 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@239c4558 and model type count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 03:43:49, skipping insertion in model container [2018-07-23 15:43:50,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:43:49" (2/2) ... [2018-07-23 15:43:50,003 INFO L112 eAbstractionObserver]: Analyzing ICFG count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl [2018-07-23 15:43:50,018 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 15:43:50,039 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 15:43:50,125 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 15:43:50,126 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 15:43:50,126 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 15:43:50,126 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 15:43:50,126 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 15:43:50,127 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 15:43:50,127 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 15:43:50,127 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 15:43:50,127 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 15:43:50,162 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-23 15:43:50,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-23 15:43:50,174 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 15:43:50,175 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-23 15:43:50,175 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 15:43:50,181 INFO L82 PathProgramCache]: Analyzing trace with hash 947099, now seen corresponding path program 1 times [2018-07-23 15:43:50,191 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 15:43:50,505 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 15:43:50,506 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-23 15:43:50,511 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-23 15:43:50,516 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-23 15:43:50,517 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-07-23 15:43:50,519 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-23 15:43:50,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 15:43:50,612 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-23 15:43:50,612 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-07-23 15:43:50,613 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-07-23 15:43:50,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 15:43:50,625 INFO L225 Difference]: With dead ends: 10 [2018-07-23 15:43:50,625 INFO L226 Difference]: Without dead ends: 7 [2018-07-23 15:43:50,629 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-07-23 15:43:50,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-23 15:43:50,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-23 15:43:50,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-23 15:43:50,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-23 15:43:50,664 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-23 15:43:50,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 15:43:50,665 INFO L471 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-23 15:43:50,665 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-23 15:43:50,665 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-23 15:43:50,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-23 15:43:50,665 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 15:43:50,666 INFO L353 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-23 15:43:50,666 INFO L414 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0AssertViolationASSERT]=== [2018-07-23 15:43:50,666 INFO L82 PathProgramCache]: Analyzing trace with hash 910108837, now seen corresponding path program 1 times [2018-07-23 15:43:50,666 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 15:43:51,162 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 15:43:51,162 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-23 15:43:51,163 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-23 15:43:51,163 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-23 15:43:51,164 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2018-07-23 15:43:51,164 INFO L87 Difference]: Start difference. First operand 7 states and 7 transitions. Second operand 4 states. [2018-07-23 15:43:51,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 15:43:51,175 INFO L93 Difference]: Finished difference Result 7 states and 7 transitions. [2018-07-23 15:43:51,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-23 15:43:51,176 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2018-07-23 15:43:51,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 15:43:51,176 INFO L225 Difference]: With dead ends: 7 [2018-07-23 15:43:51,176 INFO L226 Difference]: Without dead ends: 0 [2018-07-23 15:43:51,178 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 70 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2018-07-23 15:43:51,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-07-23 15:43:51,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-07-23 15:43:51,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-07-23 15:43:51,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-07-23 15:43:51,179 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6 [2018-07-23 15:43:51,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 15:43:51,179 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-07-23 15:43:51,179 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-23 15:43:51,179 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-07-23 15:43:51,180 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-07-23 15:43:51,185 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-07-23 15:43:51,287 INFO L417 ceAbstractionStarter]: At program point L40(lines 15 40) the Hoare annotation is: (<= ULTIMATE.start_main_~i~4 1000000) [2018-07-23 15:43:51,288 INFO L417 ceAbstractionStarter]: At program point L32(lines 32 41) the Hoare annotation is: (and (not (= 0 ULTIMATE.start___VERIFIER_assert_~cond)) (<= ULTIMATE.start_main_~i~4 999999)) [2018-07-23 15:43:51,288 INFO L417 ceAbstractionStarter]: At program point L43(lines 43 44) the Hoare annotation is: false [2018-07-23 15:43:51,288 INFO L417 ceAbstractionStarter]: At program point ULTIMATE.startErr0AssertViolationASSERT(line 45) the Hoare annotation is: false [2018-07-23 15:43:51,288 INFO L421 ceAbstractionStarter]: For program point L18(lines 18 25) no Hoare annotation was computed. [2018-07-23 15:43:51,288 INFO L421 ceAbstractionStarter]: For program point L28(lines 24 29) no Hoare annotation was computed. [2018-07-23 15:43:51,288 INFO L424 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 46) the Hoare annotation is: true [2018-07-23 15:43:51,288 INFO L421 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 46) no Hoare annotation was computed. [2018-07-23 15:43:51,289 INFO L417 ceAbstractionStarter]: At program point ULTIMATE.startEXIT(lines 1 46) the Hoare annotation is: false [2018-07-23 15:43:51,294 INFO L202 PluginConnector]: Adding new model count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 03:43:51 BoogieIcfgContainer [2018-07-23 15:43:51,294 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 15:43:51,295 INFO L168 Benchmark]: Toolchain (without parser) took 1727.10 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: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. [2018-07-23 15:43:51,297 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 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. [2018-07-23 15:43:51,298 INFO L168 Benchmark]: Boogie Preprocessor took 51.03 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. [2018-07-23 15:43:51,299 INFO L168 Benchmark]: RCFGBuilder took 359.06 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. [2018-07-23 15:43:51,300 INFO L168 Benchmark]: TraceAbstraction took 1313.04 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. [2018-07-23 15:43:51,306 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 0.22 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 51.03 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 359.06 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. * TraceAbstraction took 1313.04 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: 45]: 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: 15]: Loop Invariant Derived loop invariant: main_~i~4 <= 1000000 - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: !(0 == __VERIFIER_assert_~cond) && main_~i~4 <= 999999 - InvariantResult [Line: 43]: Loop Invariant Derived loop invariant: false - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 9 locations, 1 error locations. SAFE Result, 1.1s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s 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, 0.6s 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, 15 HoareAnnotationTreeSize, 6 FomulaSimplifications, 21 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 6 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.7s 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.bplTransformedIcfg_BEv2_3.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_15-43-51-319.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/count_by_1_variant.i_2.bplTransformedIcfg_BEv2_3.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_15-43-51-319.csv Received shutdown request...