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_sum01_bug02_base.case.i_4.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 09:45:38,195 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 09:45:38,197 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 09:45:38,214 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 09:45:38,215 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 09:45:38,216 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 09:45:38,217 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 09:45:38,219 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 09:45:38,222 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 09:45:38,223 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 09:45:38,224 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 09:45:38,224 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 09:45:38,225 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 09:45:38,231 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 09:45:38,233 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 09:45:38,236 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 09:45:38,237 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 09:45:38,242 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 09:45:38,244 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 09:45:38,249 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 09:45:38,250 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 09:45:38,253 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 09:45:38,258 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 09:45:38,259 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 09:45:38,259 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 09:45:38,260 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 09:45:38,261 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 09:45:38,262 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 09:45:38,263 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 09:45:38,267 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 09:45:38,267 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 09:45:38,268 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 09:45:38,268 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 09:45:38,269 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 09:45:38,272 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 09:45:38,273 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 09:45:38,274 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 09:45:38,289 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 09:45:38,290 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 09:45:38,291 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 09:45:38,291 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-09-26 09:45:38,292 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 09:45:38,292 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 09:45:38,292 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-09-26 09:45:38,292 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 09:45:38,347 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 09:45:38,361 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 09:45:38,365 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 09:45:38,366 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 09:45:38,366 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 09:45:38,367 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01_bug02_sum01_bug02_base.case.i_4.bpl [2018-09-26 09:45:38,367 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/sum01_bug02_sum01_bug02_base.case.i_4.bpl' [2018-09-26 09:45:38,414 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 09:45:38,418 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 09:45:38,419 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 09:45:38,419 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 09:45:38,419 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 09:45:38,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:45:38" (1/1) ... [2018-09-26 09:45:38,449 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:45:38" (1/1) ... [2018-09-26 09:45:38,456 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 09:45:38,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 09:45:38,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 09:45:38,458 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 09:45:38,473 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:45:38" (1/1) ... [2018-09-26 09:45:38,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:45:38" (1/1) ... [2018-09-26 09:45:38,474 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:45:38" (1/1) ... [2018-09-26 09:45:38,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:45:38" (1/1) ... [2018-09-26 09:45:38,479 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:45:38" (1/1) ... [2018-09-26 09:45:38,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:45:38" (1/1) ... [2018-09-26 09:45:38,483 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:45:38" (1/1) ... [2018-09-26 09:45:38,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 09:45:38,486 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 09:45:38,486 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 09:45:38,486 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 09:45:38,487 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:45:38" (1/1) ... [2018-09-26 09:45:38,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 09:45:38,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 09:45:38,773 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 09:45:38,774 INFO L202 PluginConnector]: Adding new model sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:45:38 BoogieIcfgContainer [2018-09-26 09:45:38,774 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 09:45:38,776 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 09:45:38,776 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 09:45:38,782 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 09:45:38,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:45:38" (1/2) ... [2018-09-26 09:45:38,784 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9a1a827 and model type sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 09:45:38, skipping insertion in model container [2018-09-26 09:45:38,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:45:38" (2/2) ... [2018-09-26 09:45:38,787 INFO L112 eAbstractionObserver]: Analyzing ICFG sum01_bug02_sum01_bug02_base.case.i_4.bpl [2018-09-26 09:45:38,798 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 09:45:38,811 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 09:45:38,866 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 09:45:38,867 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 09:45:38,867 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 09:45:38,867 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 09:45:38,868 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 09:45:38,868 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 09:45:38,868 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 09:45:38,868 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 09:45:38,868 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 09:45:38,885 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-09-26 09:45:38,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 09:45:38,898 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:45:38,900 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 09:45:38,901 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:45:38,911 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:45:38,912 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2018-09-26 09:45:38,919 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:45:39,054 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:45:39,055 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 09:45:39,060 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-26 09:45:39,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-26 09:45:39,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 09:45:39,069 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-09-26 09:45:39,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:45:39,099 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-09-26 09:45:39,100 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-26 09:45:39,101 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-09-26 09:45:39,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:45:39,112 INFO L225 Difference]: With dead ends: 10 [2018-09-26 09:45:39,113 INFO L226 Difference]: Without dead ends: 7 [2018-09-26 09:45:39,117 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 09:45:39,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-09-26 09:45:39,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-09-26 09:45:39,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-09-26 09:45:39,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-09-26 09:45:39,159 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-09-26 09:45:39,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:45:39,160 INFO L480 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-09-26 09:45:39,160 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-26 09:45:39,160 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-09-26 09:45:39,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-26 09:45:39,161 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:45:39,161 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-09-26 09:45:39,162 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:45:39,162 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:45:39,162 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times [2018-09-26 09:45:39,162 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:45:42,313 WARN L178 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2018-09-26 09:45:43,035 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2018-09-26 09:45:43,844 WARN L178 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2018-09-26 09:45:44,832 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2018-09-26 09:45:46,031 WARN L178 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2018-09-26 09:45:47,500 WARN L178 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2018-09-26 09:45:49,186 WARN L178 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2018-09-26 09:45:51,019 WARN L178 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2018-09-26 09:45:53,159 WARN L178 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 261 [2018-09-26 09:45:55,357 WARN L178 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 275 [2018-09-26 09:45:57,609 WARN L178 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 290 [2018-09-26 09:46:00,135 WARN L178 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 304 [2018-09-26 09:46:03,101 WARN L178 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 319 [2018-09-26 09:46:06,170 WARN L178 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 333 [2018-09-26 09:46:09,518 WARN L178 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 348 [2018-09-26 09:46:13,063 WARN L178 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 362 [2018-09-26 09:46:17,087 WARN L178 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 377 [2018-09-26 09:46:21,709 WARN L178 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2018-09-26 09:46:26,721 WARN L178 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2018-09-26 09:46:32,390 WARN L178 SmtUtils]: Spent 589.00 ms on a formula simplification that was a NOOP. DAG size: 420 [2018-09-26 09:46:38,670 WARN L178 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 435 [2018-09-26 09:46:46,314 WARN L178 SmtUtils]: Spent 672.00 ms on a formula simplification that was a NOOP. DAG size: 449 [2018-09-26 09:46:54,691 WARN L178 SmtUtils]: Spent 570.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2018-09-26 09:47:03,783 WARN L178 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 478 [2018-09-26 09:47:13,369 WARN L178 SmtUtils]: Spent 629.00 ms on a formula simplification that was a NOOP. DAG size: 493 [2018-09-26 09:47:24,053 WARN L178 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2018-09-26 09:47:35,983 WARN L178 SmtUtils]: Spent 745.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2018-09-26 09:47:49,176 WARN L178 SmtUtils]: Spent 795.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2018-09-26 09:48:03,507 WARN L178 SmtUtils]: Spent 860.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2018-09-26 09:48:19,722 WARN L178 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 565 [2018-09-26 09:48:36,773 WARN L178 SmtUtils]: Spent 965.00 ms on a formula simplification that was a NOOP. DAG size: 580 [2018-09-26 09:48:55,391 WARN L178 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 594 [2018-09-26 09:49:15,632 WARN L178 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 609 [2018-09-26 09:49:37,534 WARN L178 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 623 Received shutdown request... [2018-09-26 09:50:00,160 WARN L186 SmtUtils]: Removed 60 from assertion stack [2018-09-26 09:50:00,162 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 09:50:00,171 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 09:50:00,172 INFO L202 PluginConnector]: Adding new model sum01_bug02_sum01_bug02_base.case.i_4.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 09:50:00 BoogieIcfgContainer [2018-09-26 09:50:00,172 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 09:50:00,173 INFO L168 Benchmark]: Toolchain (without parser) took 261757.92 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -237.5 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 344.0 MB). Peak memory consumption was 386.2 MB. Max. memory is 7.1 GB. [2018-09-26 09:50:00,175 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 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. [2018-09-26 09:50:00,176 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.06 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. [2018-09-26 09:50:00,176 INFO L168 Benchmark]: Boogie Preprocessor took 27.90 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. [2018-09-26 09:50:00,179 INFO L168 Benchmark]: RCFGBuilder took 289.00 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. [2018-09-26 09:50:00,181 INFO L168 Benchmark]: TraceAbstraction took 261395.93 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -237.5 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 333.5 MB). Peak memory consumption was 375.6 MB. Max. memory is 7.1 GB. [2018-09-26 09:50:00,186 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 0.15 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 38.06 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 27.90 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 289.00 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 261395.93 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -237.5 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 333.5 MB). Peak memory consumption was 375.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 42]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 42). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while PredicateUnifier was unifying predicates, while SimplifyDDAWithTimeout was simplifying term of DAG size 638. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. TIMEOUT Result, 261.3s 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/sum01_bug02_sum01_bug02_base.case.i_4.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_09-50-00-200.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sum01_bug02_sum01_bug02_base.case.i_4.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_09-50-00-200.csv Completed graceful shutdown