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/toy/tooDifficultLoopInvariant/Luxembourg.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:57:21,596 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:57:21,600 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:57:21,617 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:57:21,617 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:57:21,618 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:57:21,622 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:57:21,625 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:57:21,627 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:57:21,637 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:57:21,638 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:57:21,639 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:57:21,640 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:57:21,641 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:57:21,645 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:57:21,646 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:57:21,647 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:57:21,649 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:57:21,653 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:57:21,655 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:57:21,656 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:57:21,660 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:57:21,663 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:57:21,663 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:57:21,663 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:57:21,664 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:57:21,666 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:57:21,669 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:57:21,670 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:57:21,671 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:57:21,671 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:57:21,674 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:57:21,676 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:57:21,676 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:57:21,677 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:57:21,678 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:57:21,679 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 14:57:21,691 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:57:21,691 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:57:21,693 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-25 14:57:21,693 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-07-25 14:57:21,693 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:57:21,693 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:57:21,693 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 14:57:21,694 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:57:21,736 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:57:21,749 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:57:21,753 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:57:21,754 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:57:21,755 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:57:21,756 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg.bpl [2018-07-25 14:57:21,756 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg.bpl' [2018-07-25 14:57:21,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:57:21,803 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:57:21,803 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:57:21,804 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:57:21,804 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:57:21,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:21" (1/1) ... [2018-07-25 14:57:21,836 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:21" (1/1) ... [2018-07-25 14:57:21,841 WARN L165 Inliner]: Program contained no entry procedure! [2018-07-25 14:57:21,841 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-07-25 14:57:21,841 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-07-25 14:57:21,844 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:57:21,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:57:21,845 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:57:21,845 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:57:21,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:21" (1/1) ... [2018-07-25 14:57:21,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:21" (1/1) ... [2018-07-25 14:57:21,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:21" (1/1) ... [2018-07-25 14:57:21,856 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:21" (1/1) ... [2018-07-25 14:57:21,858 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:21" (1/1) ... [2018-07-25 14:57:21,863 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:21" (1/1) ... [2018-07-25 14:57:21,864 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:21" (1/1) ... [2018-07-25 14:57:21,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:57:21,866 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:57:21,866 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:57:21,866 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:57:21,867 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:21" (1/1) ... [2018-07-25 14:57:21,953 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-07-25 14:57:21,953 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-07-25 14:57:21,954 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-07-25 14:57:22,066 INFO L270 CfgBuilder]: Using library mode [2018-07-25 14:57:22,067 INFO L202 PluginConnector]: Adding new model Luxembourg.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:57:22 BoogieIcfgContainer [2018-07-25 14:57:22,067 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:57:22,068 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:57:22,069 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:57:22,072 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:57:22,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:21" (1/2) ... [2018-07-25 14:57:22,074 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@411c0965 and model type Luxembourg.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:57:22, skipping insertion in model container [2018-07-25 14:57:22,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:57:22" (2/2) ... [2018-07-25 14:57:22,077 INFO L112 eAbstractionObserver]: Analyzing ICFG Luxembourg.bpl [2018-07-25 14:57:22,088 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:57:22,098 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:57:22,151 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:57:22,152 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:57:22,152 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:57:22,152 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:57:22,152 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:57:22,152 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:57:22,153 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:57:22,153 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:57:22,153 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:57:22,167 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 14:57:22,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-25 14:57:22,175 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:57:22,176 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-25 14:57:22,177 INFO L415 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:57:22,183 INFO L82 PathProgramCache]: Analyzing trace with hash 30048, now seen corresponding path program 1 times [2018-07-25 14:57:22,189 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:57:22,277 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:57:22,277 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 14:57:22,281 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 14:57:22,287 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 14:57:22,287 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-25 14:57:22,290 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-25 14:57:22,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:57:22,330 INFO L93 Difference]: Finished difference Result 11 states and 13 transitions. [2018-07-25 14:57:22,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 14:57:22,332 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-07-25 14:57:22,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:57:22,344 INFO L225 Difference]: With dead ends: 11 [2018-07-25 14:57:22,345 INFO L226 Difference]: Without dead ends: 5 [2018-07-25 14:57:22,349 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-25 14:57:22,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-07-25 14:57:22,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-07-25 14:57:22,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-07-25 14:57:22,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-07-25 14:57:22,384 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-07-25 14:57:22,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:57:22,384 INFO L472 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-07-25 14:57:22,385 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 14:57:22,385 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-07-25 14:57:22,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:57:22,385 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:57:22,386 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:57:22,386 INFO L415 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:57:22,386 INFO L82 PathProgramCache]: Analyzing trace with hash 927622, now seen corresponding path program 1 times [2018-07-25 14:57:22,386 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:57:51,613 WARN L169 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 333 [2018-07-25 14:57:53,008 WARN L169 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 339 [2018-07-25 14:58:21,905 WARN L169 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 435 [2018-07-25 14:58:24,370 WARN L169 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 441 [2018-07-25 14:58:26,987 WARN L169 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 447 [2018-07-25 14:58:29,643 WARN L169 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 453 [2018-07-25 14:58:32,520 WARN L169 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 459 [2018-07-25 14:58:35,387 WARN L169 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 465 [2018-07-25 14:58:38,351 WARN L169 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 471 [2018-07-25 14:58:41,437 WARN L169 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 477 [2018-07-25 14:58:44,640 WARN L169 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 483 [2018-07-25 14:58:47,988 WARN L169 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 489 [2018-07-25 14:58:51,389 WARN L169 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 495 [2018-07-25 14:58:54,905 WARN L169 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 501 [2018-07-25 14:58:58,550 WARN L169 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2018-07-25 14:59:02,335 WARN L169 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2018-07-25 14:59:06,300 WARN L169 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2018-07-25 14:59:10,385 WARN L169 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2018-07-25 14:59:14,597 WARN L169 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2018-07-25 14:59:18,891 WARN L169 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2018-07-25 14:59:23,443 WARN L169 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2018-07-25 14:59:28,050 WARN L169 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 549 [2018-07-25 14:59:32,770 WARN L169 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 555 [2018-07-25 14:59:37,613 WARN L169 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 561 [2018-07-25 14:59:42,622 WARN L169 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 567 [2018-07-25 14:59:47,775 WARN L169 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 573 [2018-07-25 14:59:53,077 WARN L169 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 579 [2018-07-25 14:59:58,560 WARN L169 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 585 [2018-07-25 15:00:04,238 WARN L169 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 591 [2018-07-25 15:00:10,077 WARN L169 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 597 [2018-07-25 15:00:16,058 WARN L169 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2018-07-25 15:00:22,257 WARN L169 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 609 [2018-07-25 15:00:28,625 WARN L169 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 615 [2018-07-25 15:00:35,154 WARN L169 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 621 [2018-07-25 15:00:41,837 WARN L169 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 627 [2018-07-25 15:00:48,741 WARN L169 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 633 [2018-07-25 15:00:55,806 WARN L169 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 639 [2018-07-25 15:01:03,075 WARN L169 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 645 [2018-07-25 15:01:10,539 WARN L169 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 651 [2018-07-25 15:01:18,261 WARN L169 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 657 [2018-07-25 15:01:26,166 WARN L169 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 663 [2018-07-25 15:01:34,321 WARN L169 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 669 [2018-07-25 15:01:42,751 WARN L169 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 675 [2018-07-25 15:01:51,317 WARN L169 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 681 Received shutdown request... [2018-07-25 15:01:56,705 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 15:01:56,709 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 15:01:56,709 INFO L202 PluginConnector]: Adding new model Luxembourg.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 03:01:56 BoogieIcfgContainer [2018-07-25 15:01:56,709 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 15:01:56,710 INFO L168 Benchmark]: Toolchain (without parser) took 274908.86 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -276.3 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 408.0 MB). Peak memory consumption was 131.7 MB. Max. memory is 7.1 GB. [2018-07-25 15:01:56,712 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. [2018-07-25 15:01:56,713 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.55 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 15:01:56,713 INFO L168 Benchmark]: Boogie Preprocessor took 20.97 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 15:01:56,714 INFO L168 Benchmark]: RCFGBuilder took 201.66 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 15:01:56,715 INFO L168 Benchmark]: TraceAbstraction took 274641.13 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -276.3 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 397.5 MB). Peak memory consumption was 121.2 MB. Max. memory is 7.1 GB. [2018-07-25 15:01:56,720 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 40.55 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 20.97 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 201.66 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 274641.13 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -276.3 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 397.5 MB). Peak memory consumption was 121.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 24]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 24). Cancelled while BasicCegarLoop was analyzing trace of length 5 with TraceHistMax 1, while Pdr was Timeout or canceled while running Pdr. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. TIMEOUT Result, 274.5s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 6 SDslu, 1 SDs, 0 SdLazy, 9 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6occurred in iteration=0, 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: 0.0s 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/Luxembourg.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_15-01-56-733.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Luxembourg.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_15-01-56-733.csv Completed graceful shutdown