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/20170319-ConjunctivePathPrograms/half_2.i_3.bplTransformedIcfg_BEv2_5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:38:37,705 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:38:37,708 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:38:37,721 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:38:37,721 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:38:37,722 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:38:37,724 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:38:37,726 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:38:37,727 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:38:37,728 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:38:37,729 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:38:37,730 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:38:37,731 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:38:37,732 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:38:37,733 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:38:37,734 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:38:37,736 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:38:37,739 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:38:37,743 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:38:37,748 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:38:37,750 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:38:37,756 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:38:37,761 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:38:37,761 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:38:37,762 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:38:37,764 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:38:37,765 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:38:37,765 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:38:37,766 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:38:37,768 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:38:37,768 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:38:37,768 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:38:37,769 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:38:37,769 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:38:37,770 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:38:37,771 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:38:37,772 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 14:38:37,781 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:38:37,781 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:38:37,783 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-25 14:38:37,783 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-07-25 14:38:37,783 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:38:37,784 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:38:37,784 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 14:38:37,784 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:38:37,857 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:38:37,874 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:38:37,881 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:38:37,883 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:38:37,884 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:38:37,885 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/half_2.i_3.bplTransformedIcfg_BEv2_5.bpl [2018-07-25 14:38:37,886 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/half_2.i_3.bplTransformedIcfg_BEv2_5.bpl' [2018-07-25 14:38:37,948 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:38:37,950 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:38:37,951 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:38:37,951 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:38:37,951 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:38:37,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:38:37" (1/1) ... [2018-07-25 14:38:37,983 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:38:37" (1/1) ... [2018-07-25 14:38:37,991 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:38:37,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:38:37,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:38:37,992 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:38:38,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:38:37" (1/1) ... [2018-07-25 14:38:38,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:38:37" (1/1) ... [2018-07-25 14:38:38,005 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:38:37" (1/1) ... [2018-07-25 14:38:38,005 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:38:37" (1/1) ... [2018-07-25 14:38:38,008 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:38:37" (1/1) ... [2018-07-25 14:38:38,011 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:38:37" (1/1) ... [2018-07-25 14:38:38,012 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:38:37" (1/1) ... [2018-07-25 14:38:38,015 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:38:38,015 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:38:38,016 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:38:38,016 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:38:38,019 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:38:37" (1/1) ... [2018-07-25 14:38:38,116 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-07-25 14:38:38,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 14:38:38,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 14:38:38,327 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 14:38:38,328 INFO L202 PluginConnector]: Adding new model half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:38:38 BoogieIcfgContainer [2018-07-25 14:38:38,329 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:38:38,331 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:38:38,331 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:38:38,335 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:38:38,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:38:37" (1/2) ... [2018-07-25 14:38:38,337 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9aaf9df and model type half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:38:38, skipping insertion in model container [2018-07-25 14:38:38,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:38:38" (2/2) ... [2018-07-25 14:38:38,340 INFO L112 eAbstractionObserver]: Analyzing ICFG half_2.i_3.bplTransformedIcfg_BEv2_5.bpl [2018-07-25 14:38:38,352 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:38:38,365 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:38:38,423 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:38:38,424 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:38:38,424 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:38:38,425 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:38:38,425 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:38:38,425 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:38:38,425 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:38:38,426 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:38:38,426 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:38:38,444 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-07-25 14:38:38,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-25 14:38:38,454 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:38:38,455 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-25 14:38:38,457 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:38:38,467 INFO L82 PathProgramCache]: Analyzing trace with hash 30017, now seen corresponding path program 1 times [2018-07-25 14:38:38,474 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:38:38,616 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:38:38,617 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 14:38:38,622 INFO L451 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-25 14:38:38,628 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-25 14:38:38,629 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 14:38:38,631 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 3 states. [2018-07-25 14:38:38,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:38:38,658 INFO L93 Difference]: Finished difference Result 8 states and 9 transitions. [2018-07-25 14:38:38,659 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-25 14:38:38,661 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2018-07-25 14:38:38,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:38:38,672 INFO L225 Difference]: With dead ends: 8 [2018-07-25 14:38:38,672 INFO L226 Difference]: Without dead ends: 5 [2018-07-25 14:38:38,678 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 14:38:38,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-07-25 14:38:38,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-07-25 14:38:38,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-07-25 14:38:38,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-07-25 14:38:38,719 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-07-25 14:38:38,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:38:38,719 INFO L472 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-07-25 14:38:38,719 INFO L473 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-25 14:38:38,720 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-07-25 14:38:38,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:38:38,720 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:38:38,720 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:38:38,721 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:38:38,721 INFO L82 PathProgramCache]: Analyzing trace with hash 928552, now seen corresponding path program 1 times [2018-07-25 14:38:38,722 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:38:50,215 WARN L169 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2018-07-25 14:39:00,163 WARN L169 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2018-07-25 14:39:01,278 WARN L169 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 296 [2018-07-25 14:39:02,524 WARN L169 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 304 [2018-07-25 14:39:07,926 WARN L169 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 341 [2018-07-25 14:39:09,141 WARN L169 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 349 [2018-07-25 14:39:18,062 WARN L169 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2018-07-25 14:39:19,847 WARN L169 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 401 [2018-07-25 14:39:21,632 WARN L169 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2018-07-25 14:39:23,552 WARN L169 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 416 [2018-07-25 14:39:25,532 WARN L169 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 424 [2018-07-25 14:39:27,729 WARN L169 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2018-07-25 14:39:29,935 WARN L169 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 439 [2018-07-25 14:39:32,215 WARN L169 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 446 [2018-07-25 14:39:34,620 WARN L169 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 454 [2018-07-25 14:39:37,086 WARN L169 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 461 [2018-07-25 14:39:39,684 WARN L169 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 469 [2018-07-25 14:39:42,524 WARN L169 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 476 [2018-07-25 14:39:45,354 WARN L169 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2018-07-25 14:39:48,294 WARN L169 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 491 [2018-07-25 14:39:51,388 WARN L169 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 499 [2018-07-25 14:39:54,671 WARN L169 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2018-07-25 14:39:58,028 WARN L169 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2018-07-25 14:40:01,769 WARN L169 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2018-07-25 14:40:05,619 WARN L169 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2018-07-25 14:40:09,456 WARN L169 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2018-07-25 14:40:13,325 WARN L169 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2018-07-25 14:40:17,342 WARN L169 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2018-07-25 14:40:21,557 WARN L169 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 559 [2018-07-25 14:40:25,905 WARN L169 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2018-07-25 14:40:30,414 WARN L169 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 574 [2018-07-25 14:40:35,084 WARN L169 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 581 [2018-07-25 14:40:39,902 WARN L169 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 589 [2018-07-25 14:40:44,937 WARN L169 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2018-07-25 14:40:50,177 WARN L169 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 604 [2018-07-25 14:40:55,557 WARN L169 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 611 [2018-07-25 14:41:01,179 WARN L169 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 619 [2018-07-25 14:41:06,941 WARN L169 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 626 [2018-07-25 14:41:12,871 WARN L169 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 634 [2018-07-25 14:41:19,001 WARN L169 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 641 [2018-07-25 14:41:25,321 WARN L169 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 649 [2018-07-25 14:41:31,839 WARN L169 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 656 [2018-07-25 14:41:38,550 WARN L169 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 664 [2018-07-25 14:41:45,471 WARN L169 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 671 [2018-07-25 14:41:52,640 WARN L169 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 679 [2018-07-25 14:42:00,046 WARN L169 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 686 [2018-07-25 14:42:07,693 WARN L169 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 694 [2018-07-25 14:42:15,552 WARN L169 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 701 [2018-07-25 14:42:23,621 WARN L169 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 709 [2018-07-25 14:42:31,901 WARN L169 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 716 [2018-07-25 14:42:40,458 WARN L169 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 724 [2018-07-25 14:42:49,410 WARN L169 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 731 [2018-07-25 14:42:58,483 WARN L169 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 739 Received shutdown request... [2018-07-25 14:43:05,700 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:43:05,706 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:43:05,706 INFO L202 PluginConnector]: Adding new model half_2.i_3.bplTransformedIcfg_BEv2_5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:43:05 BoogieIcfgContainer [2018-07-25 14:43:05,706 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:43:05,708 INFO L168 Benchmark]: Toolchain (without parser) took 267758.64 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -41.4 MB). Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 106.7 MB). Peak memory consumption was 571.9 MB. Max. memory is 7.1 GB. [2018-07-25 14:43:05,709 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:43:05,710 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.29 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:43:05,712 INFO L168 Benchmark]: Boogie Preprocessor took 22.96 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:43:05,713 INFO L168 Benchmark]: RCFGBuilder took 313.60 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-07-25 14:43:05,714 INFO L168 Benchmark]: TraceAbstraction took 267376.09 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -41.4 MB). Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 96.1 MB). Peak memory consumption was 561.3 MB. Max. memory is 7.1 GB. [2018-07-25 14:43:05,719 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 0.25 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 40.29 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 22.96 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 313.60 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 267376.09 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -41.4 MB). Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 96.1 MB). Peak memory consumption was 561.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 51]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 51). Cancelled while BasicCegarLoop was analyzing trace of length 5 with TraceHistMax 1, while PredicateComparison was comparing new predicate (quantifier-free) to 297 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. TIMEOUT Result, 267.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3 SDtfs, 0 SDslu, 1 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5occurred 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: 0.1s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/half_2.i_3.bplTransformedIcfg_BEv2_5.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-43-05-740.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/half_2.i_3.bplTransformedIcfg_BEv2_5.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-43-05-740.csv Completed graceful shutdown