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/LuxembourgOctopus.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:57:35,792 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:57:35,795 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:57:35,809 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:57:35,810 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:57:35,811 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:57:35,815 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:57:35,818 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:57:35,821 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:57:35,821 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:57:35,822 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:57:35,823 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:57:35,824 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:57:35,827 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:57:35,828 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:57:35,829 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:57:35,837 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:57:35,841 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:57:35,843 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:57:35,845 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:57:35,846 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:57:35,847 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:57:35,849 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:57:35,849 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:57:35,849 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:57:35,850 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:57:35,851 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:57:35,852 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:57:35,853 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:57:35,854 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:57:35,854 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:57:35,855 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:57:35,855 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:57:35,855 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:57:35,856 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:57:35,857 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:57:35,857 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 14:57:35,865 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:57:35,866 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:57:35,867 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-25 14:57:35,867 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-07-25 14:57:35,867 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:57:35,868 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:57:35,868 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 14:57:35,868 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:57:35,914 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:57:35,931 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:57:35,939 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:57:35,941 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:57:35,941 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:57:35,942 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LuxembourgOctopus.bpl [2018-07-25 14:57:35,943 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/LuxembourgOctopus.bpl' [2018-07-25 14:57:35,986 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:57:35,987 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:57:35,988 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:57:35,988 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:57:35,989 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:57:36,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:35" (1/1) ... [2018-07-25 14:57:36,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:35" (1/1) ... [2018-07-25 14:57:36,029 WARN L165 Inliner]: Program contained no entry procedure! [2018-07-25 14:57:36,029 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-07-25 14:57:36,029 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-07-25 14:57:36,031 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:57:36,032 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:57:36,033 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:57:36,033 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:57:36,044 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:35" (1/1) ... [2018-07-25 14:57:36,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:35" (1/1) ... [2018-07-25 14:57:36,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:35" (1/1) ... [2018-07-25 14:57:36,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:35" (1/1) ... [2018-07-25 14:57:36,047 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:35" (1/1) ... [2018-07-25 14:57:36,051 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:35" (1/1) ... [2018-07-25 14:57:36,052 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:35" (1/1) ... [2018-07-25 14:57:36,054 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:57:36,055 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:57:36,055 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:57:36,055 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:57:36,056 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:35" (1/1) ... [2018-07-25 14:57:36,146 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-07-25 14:57:36,146 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-07-25 14:57:36,147 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-07-25 14:57:36,294 INFO L270 CfgBuilder]: Using library mode [2018-07-25 14:57:36,295 INFO L202 PluginConnector]: Adding new model LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:57:36 BoogieIcfgContainer [2018-07-25 14:57:36,295 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:57:36,298 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:57:36,298 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:57:36,302 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:57:36,302 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:57:35" (1/2) ... [2018-07-25 14:57:36,304 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2300732c and model type LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:57:36, skipping insertion in model container [2018-07-25 14:57:36,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:57:36" (2/2) ... [2018-07-25 14:57:36,308 INFO L112 eAbstractionObserver]: Analyzing ICFG LuxembourgOctopus.bpl [2018-07-25 14:57:36,319 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:57:36,331 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:57:36,382 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:57:36,383 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:57:36,384 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:57:36,384 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:57:36,384 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:57:36,384 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:57:36,384 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:57:36,385 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:57:36,385 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:57:36,403 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 14:57:36,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-25 14:57:36,414 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:57:36,416 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-25 14:57:36,418 INFO L415 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:57:36,424 INFO L82 PathProgramCache]: Analyzing trace with hash 30048, now seen corresponding path program 1 times [2018-07-25 14:57:36,434 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:57:36,527 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:57:36,528 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 14:57:36,532 INFO L451 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-25 14:57:36,539 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-25 14:57:36,540 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-25 14:57:36,543 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-07-25 14:57:36,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:57:36,587 INFO L93 Difference]: Finished difference Result 11 states and 13 transitions. [2018-07-25 14:57:36,588 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-25 14:57:36,589 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-07-25 14:57:36,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:57:36,600 INFO L225 Difference]: With dead ends: 11 [2018-07-25 14:57:36,601 INFO L226 Difference]: Without dead ends: 5 [2018-07-25 14:57:36,605 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 14:57:36,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-07-25 14:57:36,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-07-25 14:57:36,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-07-25 14:57:36,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-07-25 14:57:36,643 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-07-25 14:57:36,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:57:36,644 INFO L472 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-07-25 14:57:36,644 INFO L473 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-25 14:57:36,645 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-07-25 14:57:36,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:57:36,645 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:57:36,645 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:57:36,646 INFO L415 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:57:36,646 INFO L82 PathProgramCache]: Analyzing trace with hash 927622, now seen corresponding path program 1 times [2018-07-25 14:57:36,647 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:58:10,253 WARN L169 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2018-07-25 14:58:19,765 WARN L169 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 438 [2018-07-25 14:58:23,435 WARN L169 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 452 [2018-07-25 14:58:31,876 WARN L169 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 480 [2018-07-25 14:58:34,209 WARN L169 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 487 [2018-07-25 14:58:36,593 WARN L169 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2018-07-25 14:58:39,047 WARN L169 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 501 [2018-07-25 14:58:41,627 WARN L169 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2018-07-25 14:58:44,345 WARN L169 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2018-07-25 14:58:47,166 WARN L169 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2018-07-25 14:58:50,069 WARN L169 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2018-07-25 14:58:53,178 WARN L169 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2018-07-25 14:58:56,303 WARN L169 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2018-07-25 14:58:59,515 WARN L169 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2018-07-25 14:59:02,853 WARN L169 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 557 [2018-07-25 14:59:06,322 WARN L169 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2018-07-25 14:59:09,889 WARN L169 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 571 [2018-07-25 14:59:13,617 WARN L169 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 578 [2018-07-25 14:59:17,435 WARN L169 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 585 [2018-07-25 14:59:21,367 WARN L169 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 592 [2018-07-25 14:59:25,435 WARN L169 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 599 [2018-07-25 14:59:29,685 WARN L169 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2018-07-25 14:59:34,002 WARN L169 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 613 [2018-07-25 14:59:38,462 WARN L169 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 620 [2018-07-25 14:59:43,090 WARN L169 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 627 [2018-07-25 14:59:47,942 WARN L169 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 634 [2018-07-25 14:59:52,921 WARN L169 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 641 [2018-07-25 14:59:57,973 WARN L169 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 648 [2018-07-25 15:00:03,193 WARN L169 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 655 [2018-07-25 15:00:08,567 WARN L169 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 662 [2018-07-25 15:00:14,093 WARN L169 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 669 [2018-07-25 15:00:19,811 WARN L169 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 676 [2018-07-25 15:00:25,703 WARN L169 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 683 [2018-07-25 15:00:31,750 WARN L169 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 690 [2018-07-25 15:00:37,995 WARN L169 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 697 [2018-07-25 15:00:44,416 WARN L169 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 704 [2018-07-25 15:00:51,009 WARN L169 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 711 [2018-07-25 15:00:57,800 WARN L169 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 718 [2018-07-25 15:01:04,798 WARN L169 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 725 [2018-07-25 15:01:11,976 WARN L169 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 732 [2018-07-25 15:01:19,364 WARN L169 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 739 [2018-07-25 15:01:26,999 WARN L169 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 746 [2018-07-25 15:01:34,828 WARN L169 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 753 [2018-07-25 15:01:42,915 WARN L169 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 760 [2018-07-25 15:01:51,160 WARN L169 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 767 [2018-07-25 15:01:59,637 WARN L169 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 774 Received shutdown request... [2018-07-25 15:02:05,643 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 15:02:05,650 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 15:02:05,651 INFO L202 PluginConnector]: Adding new model LuxembourgOctopus.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 03:02:05 BoogieIcfgContainer [2018-07-25 15:02:05,651 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 15:02:05,652 INFO L168 Benchmark]: Toolchain (without parser) took 269665.68 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -136.3 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 149.2 MB). Peak memory consumption was 471.4 MB. Max. memory is 7.1 GB. [2018-07-25 15:02:05,653 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.95 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 15:02:05,655 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.81 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 15:02:05,655 INFO L168 Benchmark]: Boogie Preprocessor took 21.78 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 15:02:05,656 INFO L168 Benchmark]: RCFGBuilder took 241.02 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 15:02:05,657 INFO L168 Benchmark]: TraceAbstraction took 269353.44 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -136.3 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 138.7 MB). Peak memory consumption was 460.8 MB. Max. memory is 7.1 GB. [2018-07-25 15:02:05,666 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 0.95 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 43.81 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 21.78 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 241.02 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 269353.44 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -136.3 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 138.7 MB). Peak memory consumption was 460.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 25]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 25). Cancelled while BasicCegarLoop was analyzing trace of length 5 with TraceHistMax 1, while PredicateComparison was comparing new predicate (quantifier-free) to 334 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. TIMEOUT Result, 269.2s 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/LuxembourgOctopus.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_15-02-05-686.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/LuxembourgOctopus.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_15-02-05-686.csv Completed graceful shutdown