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/20170304-DifficultPathPrograms/sum01_bug02.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 09:45:25,443 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 09:45:25,445 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 09:45:25,459 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 09:45:25,460 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 09:45:25,461 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 09:45:25,462 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 09:45:25,464 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 09:45:25,466 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 09:45:25,467 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 09:45:25,468 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 09:45:25,469 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 09:45:25,470 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 09:45:25,474 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 09:45:25,475 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 09:45:25,478 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 09:45:25,483 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 09:45:25,485 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 09:45:25,491 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 09:45:25,498 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 09:45:25,499 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 09:45:25,501 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 09:45:25,504 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 09:45:25,504 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 09:45:25,505 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 09:45:25,506 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 09:45:25,507 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 09:45:25,508 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 09:45:25,508 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 09:45:25,509 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 09:45:25,510 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 09:45:25,510 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 09:45:25,511 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 09:45:25,511 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 09:45:25,512 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 09:45:25,512 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 09:45:25,513 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 09:45:25,522 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 09:45:25,522 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 09:45:25,524 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 09:45:25,524 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-09-26 09:45:25,524 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 09:45:25,524 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 09:45:25,525 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-09-26 09:45:25,525 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 09:45:25,602 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 09:45:25,622 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 09:45:25,631 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 09:45:25,633 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 09:45:25,633 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 09:45:25,634 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01_bug02.i_3.bpl [2018-09-26 09:45:25,634 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01_bug02.i_3.bpl' [2018-09-26 09:45:25,708 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 09:45:25,711 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 09:45:25,712 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 09:45:25,713 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 09:45:25,713 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 09:45:25,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:45:25" (1/1) ... [2018-09-26 09:45:25,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:45:25" (1/1) ... [2018-09-26 09:45:25,753 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 09:45:25,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 09:45:25,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 09:45:25,754 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 09:45:25,764 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:45:25" (1/1) ... [2018-09-26 09:45:25,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:45:25" (1/1) ... [2018-09-26 09:45:25,765 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:45:25" (1/1) ... [2018-09-26 09:45:25,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:45:25" (1/1) ... [2018-09-26 09:45:25,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:45:25" (1/1) ... [2018-09-26 09:45:25,770 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:45:25" (1/1) ... [2018-09-26 09:45:25,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:45:25" (1/1) ... [2018-09-26 09:45:25,772 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 09:45:25,773 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 09:45:25,773 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 09:45:25,774 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 09:45:25,775 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:45:25" (1/1) ... [2018-09-26 09:45:25,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 09:45:25,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 09:45:26,059 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 09:45:26,060 INFO L202 PluginConnector]: Adding new model sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:45:26 BoogieIcfgContainer [2018-09-26 09:45:26,061 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 09:45:26,062 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 09:45:26,063 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 09:45:26,067 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 09:45:26,068 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:45:25" (1/2) ... [2018-09-26 09:45:26,069 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ea71c04 and model type sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 09:45:26, skipping insertion in model container [2018-09-26 09:45:26,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:45:26" (2/2) ... [2018-09-26 09:45:26,072 INFO L112 eAbstractionObserver]: Analyzing ICFG sum01_bug02.i_3.bpl [2018-09-26 09:45:26,085 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 09:45:26,095 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 09:45:26,157 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 09:45:26,158 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 09:45:26,158 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 09:45:26,158 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 09:45:26,158 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 09:45:26,159 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 09:45:26,159 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 09:45:26,159 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 09:45:26,159 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 09:45:26,178 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 09:45:26,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 09:45:26,189 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:45:26,191 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 09:45:26,192 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:45:26,203 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:45:26,204 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2018-09-26 09:45:26,212 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:45:26,346 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:45:26,347 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 09:45:26,351 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-26 09:45:26,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-26 09:45:26,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 09:45:26,360 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-09-26 09:45:26,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:45:26,390 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-09-26 09:45:26,391 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-26 09:45:26,393 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-09-26 09:45:26,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:45:26,405 INFO L225 Difference]: With dead ends: 10 [2018-09-26 09:45:26,405 INFO L226 Difference]: Without dead ends: 7 [2018-09-26 09:45:26,410 INFO L605 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 [2018-09-26 09:45:26,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-09-26 09:45:26,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-09-26 09:45:26,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 09:45:26,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 09:45:26,450 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 09:45:26,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:45:26,451 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 09:45:26,451 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-26 09:45:26,452 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 09:45:26,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 09:45:26,452 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:45:26,452 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 09:45:26,453 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:45:26,453 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:45:26,454 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times [2018-09-26 09:45:26,454 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:45:31,831 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2018-09-26 09:45:32,901 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2018-09-26 09:45:34,053 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2018-09-26 09:45:35,487 WARN L178 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2018-09-26 09:45:37,044 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2018-09-26 09:45:38,792 WARN L178 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2018-09-26 09:45:40,675 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 266 [2018-09-26 09:45:42,699 WARN L178 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 281 [2018-09-26 09:45:44,470 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 294 [2018-09-26 09:45:46,460 WARN L178 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 309 [2018-09-26 09:45:49,185 WARN L178 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 322 [2018-09-26 09:45:51,555 WARN L178 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2018-09-26 09:45:54,219 WARN L178 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 350 [2018-09-26 09:45:57,156 WARN L178 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 365 [2018-09-26 09:45:59,940 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2018-09-26 09:46:03,369 WARN L178 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2018-09-26 09:46:06,783 WARN L178 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2018-09-26 09:46:10,405 WARN L178 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 421 [2018-09-26 09:46:15,064 WARN L178 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 434 [2018-09-26 09:46:20,077 WARN L178 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 449 [2018-09-26 09:46:25,174 WARN L178 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 462 [2018-09-26 09:46:30,017 WARN L178 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 477 [2018-09-26 09:46:35,317 WARN L178 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 490 [2018-09-26 09:46:41,071 WARN L178 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2018-09-26 09:46:47,204 WARN L178 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2018-09-26 09:46:53,979 WARN L178 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2018-09-26 09:47:01,337 WARN L178 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2018-09-26 09:47:09,363 WARN L178 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 561 [2018-09-26 09:47:18,012 WARN L178 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 574 [2018-09-26 09:47:27,305 WARN L178 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 589 [2018-09-26 09:47:37,384 WARN L178 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 602 [2018-09-26 09:47:48,054 WARN L178 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 617 [2018-09-26 09:47:59,584 WARN L178 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 630 [2018-09-26 09:48:11,822 WARN L178 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 645 [2018-09-26 09:48:24,858 WARN L178 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 658 [2018-09-26 09:48:38,550 WARN L178 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 673 [2018-09-26 09:48:53,408 WARN L178 SmtUtils]: Spent 498.00 ms on a formula simplification that was a NOOP. DAG size: 686 [2018-09-26 09:49:08,898 WARN L178 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 701 [2018-09-26 09:49:25,050 WARN L178 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 714 [2018-09-26 09:49:41,493 WARN L178 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 729 Received shutdown request... [2018-09-26 09:49:49,171 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:49:49,175 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:49:49,176 INFO L202 PluginConnector]: Adding new model sum01_bug02.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:49:49 BoogieIcfgContainer [2018-09-26 09:49:49,176 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:49:49,177 INFO L168 Benchmark]: Toolchain (without parser) took 263468.31 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -81.8 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 98.4 MB). Peak memory consumption was 519.9 MB. Max. memory is 7.1 GB. [2018-09-26 09:49:49,178 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 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 09:49:49,179 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.94 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 09:49:49,180 INFO L168 Benchmark]: Boogie Preprocessor took 19.01 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 09:49:49,180 INFO L168 Benchmark]: RCFGBuilder took 287.59 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 09:49:49,181 INFO L168 Benchmark]: TraceAbstraction took 263113.70 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -81.8 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 87.9 MB). Peak memory consumption was 509.3 MB. Max. memory is 7.1 GB. [2018-09-26 09:49:49,186 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 0.20 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 40.94 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 19.01 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 287.59 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 263113.70 ms. Allocated memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: -81.8 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 87.9 MB). Peak memory consumption was 509.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 48]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 48). 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, 263.0s 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: 0.0s 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/sum01_bug02.i_3.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-49-49-205.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sum01_bug02.i_3.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-49-49-205.csv Completed graceful shutdown