java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-smtinterpol.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 09:52:46,978 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 09:52:46,981 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 09:52:46,993 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 09:52:46,993 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 09:52:46,994 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 09:52:46,996 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 09:52:46,998 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 09:52:47,000 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 09:52:47,000 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 09:52:47,001 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 09:52:47,002 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 09:52:47,003 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 09:52:47,004 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 09:52:47,005 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 09:52:47,006 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 09:52:47,007 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 09:52:47,009 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 09:52:47,011 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 09:52:47,013 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 09:52:47,014 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 09:52:47,015 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 09:52:47,018 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 09:52:47,018 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 09:52:47,019 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 09:52:47,020 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 09:52:47,021 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 09:52:47,022 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 09:52:47,023 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 09:52:47,024 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 09:52:47,024 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 09:52:47,025 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 09:52:47,025 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 09:52:47,026 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 09:52:47,027 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 09:52:47,028 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 09:52:47,028 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-smtinterpol.epf [2018-09-26 09:52:47,037 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 09:52:47,038 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 09:52:47,039 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 09:52:47,040 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-09-26 09:52:47,040 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 09:52:47,040 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 09:52:47,040 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-09-26 09:52:47,041 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 09:52:47,106 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 09:52:47,125 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 09:52:47,130 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 09:52:47,132 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 09:52:47,132 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 09:52:47,133 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg.bpl [2018-09-26 09:52:47,134 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Luxembourg.bpl' [2018-09-26 09:52:47,194 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 09:52:47,198 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 09:52:47,199 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 09:52:47,200 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 09:52:47,200 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 09:52:47,225 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:52:47" (1/1) ... [2018-09-26 09:52:47,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:52:47" (1/1) ... [2018-09-26 09:52:47,244 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 09:52:47,244 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 09:52:47,245 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 09:52:47,247 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 09:52:47,248 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 09:52:47,249 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 09:52:47,249 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 09:52:47,262 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:52:47" (1/1) ... [2018-09-26 09:52:47,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:52:47" (1/1) ... [2018-09-26 09:52:47,263 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:52:47" (1/1) ... [2018-09-26 09:52:47,264 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:52:47" (1/1) ... [2018-09-26 09:52:47,267 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:52:47" (1/1) ... [2018-09-26 09:52:47,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:52:47" (1/1) ... [2018-09-26 09:52:47,273 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:52:47" (1/1) ... [2018-09-26 09:52:47,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 09:52:47,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 09:52:47,275 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 09:52:47,275 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 09:52:47,279 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:52:47" (1/1) ... [2018-09-26 09:52:47,372 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-26 09:52:47,372 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-26 09:52:47,372 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-26 09:52:47,481 INFO L343 CfgBuilder]: Using library mode [2018-09-26 09:52:47,482 INFO L202 PluginConnector]: Adding new model Luxembourg.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:52:47 BoogieIcfgContainer [2018-09-26 09:52:47,482 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 09:52:47,483 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 09:52:47,484 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 09:52:47,488 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 09:52:47,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:52:47" (1/2) ... [2018-09-26 09:52:47,490 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c0108e8 and model type Luxembourg.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 09:52:47, skipping insertion in model container [2018-09-26 09:52:47,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Luxembourg.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:52:47" (2/2) ... [2018-09-26 09:52:47,493 INFO L112 eAbstractionObserver]: Analyzing ICFG Luxembourg.bpl [2018-09-26 09:52:47,503 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 09:52:47,515 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 09:52:47,567 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 09:52:47,567 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 09:52:47,568 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 09:52:47,568 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 09:52:47,568 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 09:52:47,568 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 09:52:47,569 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 09:52:47,569 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 09:52:47,569 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 09:52:47,581 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 09:52:47,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 09:52:47,592 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:52:47,593 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-09-26 09:52:47,594 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:52:47,600 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:52:47,601 INFO L82 PathProgramCache]: Analyzing trace with hash 30048, now seen corresponding path program 1 times [2018-09-26 09:52:47,609 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:52:47,694 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:52:47,694 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 09:52:47,699 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 09:52:47,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 09:52:47,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-09-26 09:52:47,709 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-09-26 09:52:47,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:52:47,746 INFO L93 Difference]: Finished difference Result 11 states and 13 transitions. [2018-09-26 09:52:47,747 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 09:52:47,748 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-09-26 09:52:47,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:52:47,760 INFO L225 Difference]: With dead ends: 11 [2018-09-26 09:52:47,760 INFO L226 Difference]: Without dead ends: 5 [2018-09-26 09:52:47,764 INFO L605 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 [2018-09-26 09:52:47,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-09-26 09:52:47,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-09-26 09:52:47,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-09-26 09:52:47,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-26 09:52:47,804 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-09-26 09:52:47,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:52:47,805 INFO L480 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-09-26 09:52:47,805 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 09:52:47,805 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-26 09:52:47,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 09:52:47,807 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:52:47,807 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 09:52:47,808 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:52:47,808 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:52:47,808 INFO L82 PathProgramCache]: Analyzing trace with hash 927622, now seen corresponding path program 1 times [2018-09-26 09:52:47,809 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:53:16,423 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 333 [2018-09-26 09:53:17,819 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 339 [2018-09-26 09:53:30,662 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2018-09-26 09:53:34,744 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2018-09-26 09:53:36,898 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2018-09-26 09:53:39,073 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2018-09-26 09:53:41,421 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2018-09-26 09:53:43,767 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 423 [2018-09-26 09:53:46,160 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 429 [2018-09-26 09:53:48,732 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 435 [2018-09-26 09:53:51,374 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 441 [2018-09-26 09:53:54,134 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 447 [2018-09-26 09:53:56,971 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 453 [2018-09-26 09:53:59,949 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 459 [2018-09-26 09:54:03,032 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 465 [2018-09-26 09:54:06,242 WARN L178 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 471 [2018-09-26 09:54:09,492 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 477 [2018-09-26 09:54:12,883 WARN L178 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 483 [2018-09-26 09:54:16,439 WARN L178 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 489 [2018-09-26 09:54:20,130 WARN L178 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 495 [2018-09-26 09:54:23,982 WARN L178 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 501 [2018-09-26 09:54:27,924 WARN L178 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2018-09-26 09:54:32,051 WARN L178 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2018-09-26 09:54:36,298 WARN L178 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2018-09-26 09:54:40,677 WARN L178 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2018-09-26 09:54:45,153 WARN L178 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2018-09-26 09:54:49,736 WARN L178 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2018-09-26 09:54:54,488 WARN L178 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2018-09-26 09:54:59,320 WARN L178 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 549 [2018-09-26 09:55:04,264 WARN L178 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 555 [2018-09-26 09:55:09,452 WARN L178 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 561 [2018-09-26 09:55:14,778 WARN L178 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 567 [2018-09-26 09:55:20,142 WARN L178 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 573 [2018-09-26 09:55:25,737 WARN L178 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 579 [2018-09-26 09:55:31,415 WARN L178 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 585 [2018-09-26 09:55:37,366 WARN L178 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 591 [2018-09-26 09:55:43,442 WARN L178 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 597 [2018-09-26 09:55:49,698 WARN L178 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2018-09-26 09:55:56,214 WARN L178 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 609 [2018-09-26 09:56:02,611 WARN L178 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 615 [2018-09-26 09:56:09,392 WARN L178 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 621 [2018-09-26 09:56:16,226 WARN L178 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 627 [2018-09-26 09:56:23,045 WARN L178 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 633 [2018-09-26 09:56:30,520 WARN L178 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 639 [2018-09-26 09:56:38,135 WARN L178 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 645 [2018-09-26 09:56:45,980 WARN L178 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 651 [2018-09-26 09:56:53,830 WARN L178 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 657 [2018-09-26 09:57:01,545 WARN L178 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 663 [2018-09-26 09:57:09,673 WARN L178 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 669 [2018-09-26 09:57:18,088 WARN L178 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 675 Received shutdown request... [2018-09-26 09:57:23,021 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:57:23,026 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:57:23,026 INFO L202 PluginConnector]: Adding new model Luxembourg.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:57:23 BoogieIcfgContainer [2018-09-26 09:57:23,027 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:57:23,028 INFO L168 Benchmark]: Toolchain (without parser) took 275832.98 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -63.4 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 196.1 MB). Peak memory consumption was 132.6 MB. Max. memory is 7.1 GB. [2018-09-26 09:57:23,029 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. [2018-09-26 09:57:23,030 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.44 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 09:57:23,030 INFO L168 Benchmark]: Boogie Preprocessor took 26.16 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 09:57:23,031 INFO L168 Benchmark]: RCFGBuilder took 207.25 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: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-26 09:57:23,032 INFO L168 Benchmark]: TraceAbstraction took 275543.57 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -63.4 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 185.5 MB). Peak memory consumption was 122.1 MB. Max. memory is 7.1 GB. [2018-09-26 09:57:23,036 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 Procedure Inliner took 48.44 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 26.16 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 207.25 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: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 275543.57 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -63.4 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 185.5 MB). Peak memory consumption was 122.1 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, 275.4s 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-0-2018-09-26_09-57-23-047.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Luxembourg.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-57-23-047.csv Completed graceful shutdown