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/20170304-DifficultPathPrograms/count_up_down.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:43:10,349 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:43:10,351 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:43:10,364 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:43:10,364 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:43:10,365 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:43:10,367 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:43:10,368 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:43:10,370 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:43:10,371 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:43:10,372 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:43:10,372 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:43:10,373 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:43:10,374 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:43:10,375 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:43:10,376 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:43:10,377 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:43:10,379 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:43:10,381 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:43:10,383 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:43:10,386 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:43:10,389 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:43:10,393 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:43:10,393 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:43:10,393 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:43:10,394 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:43:10,395 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:43:10,397 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:43:10,398 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:43:10,400 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:43:10,401 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:43:10,402 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:43:10,403 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:43:10,403 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:43:10,404 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:43:10,405 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:43:10,406 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 14:43:10,416 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:43:10,416 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:43:10,417 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-25 14:43:10,418 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-07-25 14:43:10,418 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:43:10,418 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:43:10,418 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 14:43:10,418 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:43:10,477 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:43:10,489 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:43:10,493 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:43:10,495 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:43:10,496 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:43:10,496 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_up_down.i_3.bpl [2018-07-25 14:43:10,497 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_up_down.i_3.bpl' [2018-07-25 14:43:10,546 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:43:10,548 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:43:10,549 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:43:10,549 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:43:10,550 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:43:10,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:10" (1/1) ... [2018-07-25 14:43:10,585 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:10" (1/1) ... [2018-07-25 14:43:10,592 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:43:10,593 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:43:10,593 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:43:10,594 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:43:10,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:10" (1/1) ... [2018-07-25 14:43:10,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:10" (1/1) ... [2018-07-25 14:43:10,605 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:10" (1/1) ... [2018-07-25 14:43:10,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:10" (1/1) ... [2018-07-25 14:43:10,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:10" (1/1) ... [2018-07-25 14:43:10,612 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:10" (1/1) ... [2018-07-25 14:43:10,613 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:10" (1/1) ... [2018-07-25 14:43:10,616 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:43:10,616 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:43:10,616 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:43:10,617 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:43:10,620 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:10" (1/1) ... [2018-07-25 14:43:10,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 14:43:10,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 14:43:10,865 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 14:43:10,866 INFO L202 PluginConnector]: Adding new model count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:43:10 BoogieIcfgContainer [2018-07-25 14:43:10,866 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:43:10,868 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:43:10,868 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:43:10,871 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:43:10,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 02:43:10" (1/2) ... [2018-07-25 14:43:10,873 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f800aa4 and model type count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:43:10, skipping insertion in model container [2018-07-25 14:43:10,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:43:10" (2/2) ... [2018-07-25 14:43:10,875 INFO L112 eAbstractionObserver]: Analyzing ICFG count_up_down.i_3.bpl [2018-07-25 14:43:10,886 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:43:10,894 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:43:10,935 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:43:10,936 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:43:10,936 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:43:10,937 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:43:10,937 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:43:10,937 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:43:10,937 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:43:10,937 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:43:10,938 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:43:10,951 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 14:43:10,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:43:10,960 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:43:10,961 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:43:10,962 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:43:10,967 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2018-07-25 14:43:10,974 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:43:11,133 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:43:11,134 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 14:43:11,139 INFO L451 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-25 14:43:11,145 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-25 14:43:11,146 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 14:43:11,149 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-07-25 14:43:11,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:43:11,181 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 14:43:11,182 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-25 14:43:11,184 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-07-25 14:43:11,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:43:11,194 INFO L225 Difference]: With dead ends: 10 [2018-07-25 14:43:11,195 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 14:43:11,198 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 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 14:43:11,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 14:43:11,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 14:43:11,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 14:43:11,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 14:43:11,235 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 14:43:11,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:43:11,236 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 14:43:11,236 INFO L473 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-25 14:43:11,236 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 14:43:11,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 14:43:11,238 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:43:11,238 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 14:43:11,239 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:43:11,239 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times [2018-07-25 14:43:11,239 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:43:12,645 WARN L169 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2018-07-25 14:43:13,238 WARN L169 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2018-07-25 14:43:14,005 WARN L169 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2018-07-25 14:43:14,943 WARN L169 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2018-07-25 14:43:15,952 WARN L169 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2018-07-25 14:43:17,131 WARN L169 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2018-07-25 14:43:18,593 WARN L169 SmtUtils]: Spent 461.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-07-25 14:43:19,954 WARN L169 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-07-25 14:43:21,635 WARN L169 SmtUtils]: Spent 542.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2018-07-25 14:43:23,531 WARN L169 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2018-07-25 14:43:25,833 WARN L169 SmtUtils]: Spent 819.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2018-07-25 14:43:28,507 WARN L169 SmtUtils]: Spent 891.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2018-07-25 14:43:31,677 WARN L169 SmtUtils]: Spent 984.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2018-07-25 14:43:35,122 WARN L169 SmtUtils]: Spent 995.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2018-07-25 14:43:38,128 WARN L169 SmtUtils]: Spent 947.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2018-07-25 14:43:40,924 WARN L169 SmtUtils]: Spent 883.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2018-07-25 14:43:44,238 WARN L169 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 255 [2018-07-25 14:43:47,900 WARN L169 SmtUtils]: Spent 1.28 s on a formula simplification that was a NOOP. DAG size: 267 [2018-07-25 14:43:51,903 WARN L169 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 279 [2018-07-25 14:43:57,179 WARN L169 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 291 [2018-07-25 14:44:02,453 WARN L169 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 303 [2018-07-25 14:44:08,646 WARN L169 SmtUtils]: Spent 2.33 s on a formula simplification that was a NOOP. DAG size: 315 [2018-07-25 14:44:15,730 WARN L169 SmtUtils]: Spent 2.73 s on a formula simplification that was a NOOP. DAG size: 327 [2018-07-25 14:44:23,611 WARN L169 SmtUtils]: Spent 2.89 s on a formula simplification that was a NOOP. DAG size: 339 [2018-07-25 14:44:32,529 WARN L169 SmtUtils]: Spent 3.10 s on a formula simplification that was a NOOP. DAG size: 351 [2018-07-25 14:44:41,565 WARN L169 SmtUtils]: Spent 3.34 s on a formula simplification that was a NOOP. DAG size: 363 [2018-07-25 14:44:52,197 WARN L169 SmtUtils]: Spent 4.04 s on a formula simplification that was a NOOP. DAG size: 375 [2018-07-25 14:45:04,673 WARN L169 SmtUtils]: Spent 5.24 s on a formula simplification that was a NOOP. DAG size: 387 [2018-07-25 14:45:17,109 WARN L169 SmtUtils]: Spent 4.95 s on a formula simplification that was a NOOP. DAG size: 399 [2018-07-25 14:45:30,872 WARN L169 SmtUtils]: Spent 5.32 s on a formula simplification that was a NOOP. DAG size: 411 [2018-07-25 14:45:47,330 WARN L169 SmtUtils]: Spent 7.59 s on a formula simplification that was a NOOP. DAG size: 423 [2018-07-25 14:46:03,012 WARN L169 SmtUtils]: Spent 6.06 s on a formula simplification that was a NOOP. DAG size: 435 [2018-07-25 14:46:20,962 WARN L169 SmtUtils]: Spent 7.29 s on a formula simplification that was a NOOP. DAG size: 447 [2018-07-25 14:46:43,277 WARN L169 SmtUtils]: Spent 9.31 s on a formula simplification that was a NOOP. DAG size: 459 [2018-07-25 14:47:06,903 WARN L169 SmtUtils]: Spent 10.18 s on a formula simplification that was a NOOP. DAG size: 471 [2018-07-25 14:47:30,287 WARN L169 SmtUtils]: Spent 9.12 s on a formula simplification that was a NOOP. DAG size: 483 Received shutdown request... [2018-07-25 14:47:32,873 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:47:32,878 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:47:32,878 INFO L202 PluginConnector]: Adding new model count_up_down.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:47:32 BoogieIcfgContainer [2018-07-25 14:47:32,879 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:47:32,880 INFO L168 Benchmark]: Toolchain (without parser) took 262333.09 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 282.1 MB). Free memory was 1.5 GB in the beginning and 793.1 MB in the end (delta: 691.6 MB). Peak memory consumption was 973.6 MB. Max. memory is 7.1 GB. [2018-07-25 14:47:32,881 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:47:32,882 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.92 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 14:47:32,883 INFO L168 Benchmark]: Boogie Preprocessor took 22.55 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:47:32,883 INFO L168 Benchmark]: RCFGBuilder took 250.35 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 14:47:32,885 INFO L168 Benchmark]: TraceAbstraction took 262011.04 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 282.1 MB). Free memory was 1.5 GB in the beginning and 793.1 MB in the end (delta: 681.0 MB). Peak memory consumption was 963.1 MB. Max. memory is 7.1 GB. [2018-07-25 14:47:32,889 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 43.92 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 22.55 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 250.35 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 262011.04 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 282.1 MB). Free memory was 1.5 GB in the beginning and 793.1 MB in the end (delta: 681.0 MB). Peak memory consumption was 963.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 43]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 43). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while Pdr was Timeout or canceled while running Pdr. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. TIMEOUT Result, 261.9s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 0 SDslu, 2 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=1, 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/count_up_down.i_3.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-47-32-902.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/count_up_down.i_3.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-47-32-902.csv Completed graceful shutdown