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/sum01_bug02_sum01_bug02_base.case.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:52:40,315 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:52:40,318 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:52:40,331 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:52:40,331 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:52:40,332 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:52:40,334 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:52:40,339 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:52:40,341 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:52:40,342 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:52:40,344 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:52:40,344 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:52:40,346 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:52:40,347 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:52:40,350 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:52:40,351 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:52:40,356 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:52:40,361 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:52:40,366 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:52:40,368 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:52:40,372 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:52:40,373 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:52:40,378 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:52:40,380 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:52:40,380 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:52:40,381 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:52:40,383 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:52:40,384 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:52:40,387 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:52:40,389 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:52:40,389 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:52:40,391 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:52:40,391 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:52:40,391 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:52:40,392 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:52:40,393 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:52:40,393 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 14:52:40,406 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:52:40,407 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:52:40,408 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-25 14:52:40,409 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-07-25 14:52:40,409 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:52:40,409 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:52:40,409 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 14:52:40,409 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:52:40,463 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:52:40,477 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:52:40,481 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:52:40,483 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:52:40,483 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:52:40,484 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01_bug02_sum01_bug02_base.case.i_4.bpl [2018-07-25 14:52:40,485 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01_bug02_sum01_bug02_base.case.i_4.bpl' [2018-07-25 14:52:40,539 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:52:40,541 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:52:40,542 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:52:40,542 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:52:40,542 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:52:40,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:40" (1/1) ... [2018-07-25 14:52:40,579 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:40" (1/1) ... [2018-07-25 14:52:40,586 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:52:40,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:52:40,588 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:52:40,588 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:52:40,600 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:40" (1/1) ... [2018-07-25 14:52:40,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:40" (1/1) ... [2018-07-25 14:52:40,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:40" (1/1) ... [2018-07-25 14:52:40,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:40" (1/1) ... [2018-07-25 14:52:40,604 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:40" (1/1) ... [2018-07-25 14:52:40,607 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:40" (1/1) ... [2018-07-25 14:52:40,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:40" (1/1) ... [2018-07-25 14:52:40,610 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:52:40,610 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:52:40,610 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:52:40,611 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:52:40,612 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:40" (1/1) ... [2018-07-25 14:52:40,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 14:52:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 14:52:40,892 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 14:52:40,893 INFO L202 PluginConnector]: Adding new model sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:52:40 BoogieIcfgContainer [2018-07-25 14:52:40,893 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:52:40,894 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:52:40,895 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:52:40,899 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:52:40,899 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:52:40" (1/2) ... [2018-07-25 14:52:40,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57cb65cf and model type sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:52:40, skipping insertion in model container [2018-07-25 14:52:40,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:52:40" (2/2) ... [2018-07-25 14:52:40,904 INFO L112 eAbstractionObserver]: Analyzing ICFG sum01_bug02_sum01_bug02_base.case.i_4.bpl [2018-07-25 14:52:40,915 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:52:40,924 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:52:40,976 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:52:40,977 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:52:40,978 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:52:40,978 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:52:40,978 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:52:40,978 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:52:40,978 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:52:40,979 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:52:40,979 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:52:40,996 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 14:52:41,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:52:41,006 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:52:41,007 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:52:41,009 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:52:41,016 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2018-07-25 14:52:41,023 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:52:41,166 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:52:41,167 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 14:52:41,173 INFO L451 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-25 14:52:41,178 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-25 14:52:41,179 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 14:52:41,182 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-07-25 14:52:41,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:52:41,212 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 14:52:41,213 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-25 14:52:41,215 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-07-25 14:52:41,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:52:41,237 INFO L225 Difference]: With dead ends: 10 [2018-07-25 14:52:41,239 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 14:52:41,243 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 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 14:52:41,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 14:52:41,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 14:52:41,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 14:52:41,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 14:52:41,285 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 14:52:41,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:52:41,286 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 14:52:41,286 INFO L473 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-25 14:52:41,286 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 14:52:41,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 14:52:41,287 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:52:41,287 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 14:52:41,288 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:52:41,288 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times [2018-07-25 14:52:41,288 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:52:44,005 WARN L169 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2018-07-25 14:52:44,654 WARN L169 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2018-07-25 14:52:45,510 WARN L169 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2018-07-25 14:52:46,368 WARN L169 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2018-07-25 14:52:47,405 WARN L169 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2018-07-25 14:52:48,606 WARN L169 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2018-07-25 14:52:50,125 WARN L169 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2018-07-25 14:52:51,735 WARN L169 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2018-07-25 14:52:53,613 WARN L169 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2018-07-25 14:52:55,549 WARN L169 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 261 [2018-07-25 14:52:57,728 WARN L169 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 275 [2018-07-25 14:53:00,277 WARN L169 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 290 [2018-07-25 14:53:03,490 WARN L169 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 304 [2018-07-25 14:53:06,572 WARN L169 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 319 [2018-07-25 14:53:09,726 WARN L169 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 333 [2018-07-25 14:53:13,207 WARN L169 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2018-07-25 14:53:17,067 WARN L169 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 362 [2018-07-25 14:53:21,404 WARN L169 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2018-07-25 14:53:26,490 WARN L169 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2018-07-25 14:53:31,892 WARN L169 SmtUtils]: Spent 518.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2018-07-25 14:53:38,161 WARN L169 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 420 [2018-07-25 14:53:45,083 WARN L169 SmtUtils]: Spent 513.00 ms on a formula simplification that was a NOOP. DAG size: 435 [2018-07-25 14:53:53,291 WARN L169 SmtUtils]: Spent 543.00 ms on a formula simplification that was a NOOP. DAG size: 449 [2018-07-25 14:54:02,534 WARN L169 SmtUtils]: Spent 911.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2018-07-25 14:54:12,022 WARN L169 SmtUtils]: Spent 639.00 ms on a formula simplification that was a NOOP. DAG size: 478 [2018-07-25 14:54:22,624 WARN L169 SmtUtils]: Spent 686.00 ms on a formula simplification that was a NOOP. DAG size: 493 [2018-07-25 14:54:34,656 WARN L169 SmtUtils]: Spent 756.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2018-07-25 14:54:48,033 WARN L169 SmtUtils]: Spent 830.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2018-07-25 14:55:02,658 WARN L169 SmtUtils]: Spent 913.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2018-07-25 14:55:19,073 WARN L169 SmtUtils]: Spent 938.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2018-07-25 14:55:37,177 WARN L169 SmtUtils]: Spent 1.58 s on a formula simplification that was a NOOP. DAG size: 565 [2018-07-25 14:55:56,445 WARN L169 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 580 [2018-07-25 14:56:17,812 WARN L169 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 594 [2018-07-25 14:56:41,081 WARN L169 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 609 Received shutdown request... [2018-07-25 14:57:01,607 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:57:01,612 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:57:01,613 INFO L202 PluginConnector]: Adding new model sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:57:01 BoogieIcfgContainer [2018-07-25 14:57:01,613 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:57:01,614 INFO L168 Benchmark]: Toolchain (without parser) took 261074.41 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -147.3 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 181.0 MB). Peak memory consumption was 452.2 MB. Max. memory is 7.1 GB. [2018-07-25 14:57:01,616 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 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 14:57:01,617 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.06 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 14:57:01,617 INFO L168 Benchmark]: Boogie Preprocessor took 22.17 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. [2018-07-25 14:57:01,618 INFO L168 Benchmark]: RCFGBuilder took 282.97 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 14:57:01,619 INFO L168 Benchmark]: TraceAbstraction took 260719.01 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -147.3 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 170.4 MB). Peak memory consumption was 441.6 MB. Max. memory is 7.1 GB. [2018-07-25 14:57:01,624 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 0.24 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 45.06 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 22.17 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. * RCFGBuilder took 282.97 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 260719.01 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -147.3 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 170.4 MB). Peak memory consumption was 441.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 42]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 42). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while Pdr was Timeout or canceled while running Pdr. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. TIMEOUT Result, 260.6s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 0 SDslu, 2 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sum01_bug02_sum01_bug02_base.case.i_4.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-57-01-638.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sum01_bug02_sum01_bug02_base.case.i_4.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-57-01-638.csv Completed graceful shutdown