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/Octopussy.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 09:54:03,425 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 09:54:03,427 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 09:54:03,440 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 09:54:03,440 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 09:54:03,442 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 09:54:03,443 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 09:54:03,445 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 09:54:03,446 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 09:54:03,447 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 09:54:03,448 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 09:54:03,448 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 09:54:03,449 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 09:54:03,450 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 09:54:03,451 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 09:54:03,452 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 09:54:03,453 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 09:54:03,455 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 09:54:03,457 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 09:54:03,458 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 09:54:03,459 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 09:54:03,460 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 09:54:03,463 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 09:54:03,463 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 09:54:03,463 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 09:54:03,464 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 09:54:03,465 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 09:54:03,466 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 09:54:03,467 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 09:54:03,468 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 09:54:03,468 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 09:54:03,469 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 09:54:03,469 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 09:54:03,469 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 09:54:03,470 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 09:54:03,471 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 09:54:03,471 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 09:54:03,480 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 09:54:03,480 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 09:54:03,482 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 09:54:03,482 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-09-26 09:54:03,482 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 09:54:03,484 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 09:54:03,485 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-09-26 09:54:03,485 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 09:54:03,530 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 09:54:03,543 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 09:54:03,547 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 09:54:03,548 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 09:54:03,549 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 09:54:03,550 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Octopussy.bpl [2018-09-26 09:54:03,550 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/Octopussy.bpl' [2018-09-26 09:54:03,593 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 09:54:03,597 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 09:54:03,598 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 09:54:03,598 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 09:54:03,598 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 09:54:03,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Octopussy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:54:03" (1/1) ... [2018-09-26 09:54:03,632 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Octopussy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:54:03" (1/1) ... [2018-09-26 09:54:03,636 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 09:54:03,637 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 09:54:03,637 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 09:54:03,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 09:54:03,640 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 09:54:03,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 09:54:03,640 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 09:54:03,651 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Octopussy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:54:03" (1/1) ... [2018-09-26 09:54:03,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Octopussy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:54:03" (1/1) ... [2018-09-26 09:54:03,652 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Octopussy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:54:03" (1/1) ... [2018-09-26 09:54:03,653 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Octopussy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:54:03" (1/1) ... [2018-09-26 09:54:03,655 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Octopussy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:54:03" (1/1) ... [2018-09-26 09:54:03,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Octopussy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:54:03" (1/1) ... [2018-09-26 09:54:03,660 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Octopussy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:54:03" (1/1) ... [2018-09-26 09:54:03,661 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 09:54:03,661 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 09:54:03,661 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 09:54:03,662 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 09:54:03,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Octopussy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:54:03" (1/1) ... [2018-09-26 09:54:03,751 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-26 09:54:03,752 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-26 09:54:03,752 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-26 09:54:03,885 INFO L343 CfgBuilder]: Using library mode [2018-09-26 09:54:03,887 INFO L202 PluginConnector]: Adding new model Octopussy.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:54:03 BoogieIcfgContainer [2018-09-26 09:54:03,887 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 09:54:03,890 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 09:54:03,890 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 09:54:03,895 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 09:54:03,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Octopussy.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:54:03" (1/2) ... [2018-09-26 09:54:03,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2470346a and model type Octopussy.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 09:54:03, skipping insertion in model container [2018-09-26 09:54:03,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Octopussy.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:54:03" (2/2) ... [2018-09-26 09:54:03,901 INFO L112 eAbstractionObserver]: Analyzing ICFG Octopussy.bpl [2018-09-26 09:54:03,914 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 09:54:03,929 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 09:54:03,986 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 09:54:03,987 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 09:54:03,988 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 09:54:03,988 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 09:54:03,988 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 09:54:03,989 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 09:54:03,990 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 09:54:03,990 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 09:54:03,990 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 09:54:04,010 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 09:54:04,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 09:54:04,023 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:54:04,025 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-09-26 09:54:04,026 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:54:04,036 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:54:04,037 INFO L82 PathProgramCache]: Analyzing trace with hash 30048, now seen corresponding path program 1 times [2018-09-26 09:54:04,046 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:54:04,148 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:54:04,148 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 09:54:04,153 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-26 09:54:04,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-26 09:54:04,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-09-26 09:54:04,163 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 4 states. [2018-09-26 09:54:04,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:54:04,206 INFO L93 Difference]: Finished difference Result 11 states and 13 transitions. [2018-09-26 09:54:04,206 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-26 09:54:04,208 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 3 [2018-09-26 09:54:04,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:54:04,220 INFO L225 Difference]: With dead ends: 11 [2018-09-26 09:54:04,221 INFO L226 Difference]: Without dead ends: 5 [2018-09-26 09:54:04,225 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 09:54:04,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-09-26 09:54:04,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-09-26 09:54:04,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-09-26 09:54:04,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-26 09:54:04,270 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-09-26 09:54:04,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:54:04,270 INFO L480 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-09-26 09:54:04,271 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-26 09:54:04,271 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-26 09:54:04,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 09:54:04,271 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:54:04,272 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 09:54:04,272 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:54:04,273 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:54:04,273 INFO L82 PathProgramCache]: Analyzing trace with hash 927622, now seen corresponding path program 1 times [2018-09-26 09:54:04,273 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:54:32,895 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2018-09-26 09:55:10,585 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2018-09-26 09:55:13,406 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2018-09-26 09:55:16,284 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2018-09-26 09:55:19,312 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2018-09-26 09:55:22,438 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 549 [2018-09-26 09:55:25,617 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 556 [2018-09-26 09:55:28,870 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 563 [2018-09-26 09:55:32,582 WARN L178 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 570 [2018-09-26 09:55:36,259 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 577 [2018-09-26 09:55:40,146 WARN L178 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 584 [2018-09-26 09:55:43,925 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 591 [2018-09-26 09:55:47,850 WARN L178 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 598 [2018-09-26 09:55:51,894 WARN L178 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 605 [2018-09-26 09:55:56,037 WARN L178 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 612 [2018-09-26 09:56:00,280 WARN L178 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 619 [2018-09-26 09:56:04,763 WARN L178 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 626 [2018-09-26 09:56:09,474 WARN L178 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 633 [2018-09-26 09:56:14,234 WARN L178 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 640 [2018-09-26 09:56:19,037 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 647 [2018-09-26 09:56:24,109 WARN L178 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 654 [2018-09-26 09:56:29,180 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 661 [2018-09-26 09:56:34,409 WARN L178 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 668 [2018-09-26 09:56:39,789 WARN L178 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 675 [2018-09-26 09:56:45,329 WARN L178 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 682 [2018-09-26 09:56:51,032 WARN L178 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 689 [2018-09-26 09:56:56,905 WARN L178 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 696 [2018-09-26 09:57:02,971 WARN L178 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 703 [2018-09-26 09:57:09,195 WARN L178 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 710 [2018-09-26 09:57:15,600 WARN L178 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 717 [2018-09-26 09:57:22,204 WARN L178 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 724 [2018-09-26 09:57:28,868 WARN L178 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 731 [2018-09-26 09:57:35,748 WARN L178 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 738 [2018-09-26 09:57:42,799 WARN L178 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 745 [2018-09-26 09:57:49,964 WARN L178 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 752 [2018-09-26 09:57:57,253 WARN L178 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 759 [2018-09-26 09:58:04,731 WARN L178 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 766 [2018-09-26 09:58:12,455 WARN L178 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 773 [2018-09-26 09:58:20,413 WARN L178 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 780 [2018-09-26 09:58:28,583 WARN L178 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 787 [2018-09-26 09:58:36,943 WARN L178 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 794 Received shutdown request... [2018-09-26 09:58:42,407 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:58:42,413 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:58:42,413 INFO L202 PluginConnector]: Adding new model Octopussy.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:58:42 BoogieIcfgContainer [2018-09-26 09:58:42,413 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:58:42,414 INFO L168 Benchmark]: Toolchain (without parser) took 278820.01 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -267.4 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 409.1 MB). Peak memory consumption was 141.8 MB. Max. memory is 7.1 GB. [2018-09-26 09:58:42,416 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 09:58:42,416 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.52 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 09:58:42,417 INFO L168 Benchmark]: Boogie Preprocessor took 20.73 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 09:58:42,417 INFO L168 Benchmark]: RCFGBuilder took 226.14 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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 09:58:42,418 INFO L168 Benchmark]: TraceAbstraction took 278523.87 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -267.4 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 398.6 MB). Peak memory consumption was 131.2 MB. Max. memory is 7.1 GB. [2018-09-26 09:58:42,423 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 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 41.52 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 20.73 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 226.14 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 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 278523.87 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -267.4 MB). Free memory was 1.4 GB in the beginning and 1.0 GB in the end (delta: 398.6 MB). Peak memory consumption was 131.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 26]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 26). 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, 278.4s 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/Octopussy.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-58-42-442.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Octopussy.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-58-42-442.csv Completed graceful shutdown