java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBpl.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/programs/regression/bpl/AutomizerBpl-pdr.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired02-ForwardSuccess.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-56c9370 [2018-07-23 16:19:24,606 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 16:19:24,608 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 16:19:24,620 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 16:19:24,620 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 16:19:24,621 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 16:19:24,623 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 16:19:24,625 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 16:19:24,627 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 16:19:24,628 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 16:19:24,629 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 16:19:24,629 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 16:19:24,630 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 16:19:24,631 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 16:19:24,633 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 16:19:24,634 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 16:19:24,635 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 16:19:24,637 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 16:19:24,639 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 16:19:24,641 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 16:19:24,642 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 16:19:24,644 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 16:19:24,647 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 16:19:24,647 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 16:19:24,647 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 16:19:24,649 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 16:19:24,650 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 16:19:24,651 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 16:19:24,652 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 16:19:24,654 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 16:19:24,654 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 16:19:24,655 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 16:19:24,655 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 16:19:24,655 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 16:19:24,657 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 16:19:24,657 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 16:19:24,658 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/AutomizerBpl-pdr.epf [2018-07-23 16:19:24,666 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 16:19:24,667 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 16:19:24,668 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 16:19:24,669 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-23 16:19:24,669 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 16:19:24,669 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 16:19:24,738 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 16:19:24,754 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 16:19:24,761 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 16:19:24,763 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 16:19:24,763 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 16:19:24,764 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired02-ForwardSuccess.bpl [2018-07-23 16:19:24,765 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/DivisibilityInterpolantRequired02-ForwardSuccess.bpl' [2018-07-23 16:19:24,816 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 16:19:24,818 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 16:19:24,818 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 16:19:24,819 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 16:19:24,819 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 16:19:24,845 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:19:24" (1/1) ... [2018-07-23 16:19:24,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:19:24" (1/1) ... [2018-07-23 16:19:24,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:19:24" (1/1) ... [2018-07-23 16:19:24,856 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:19:24" (1/1) ... [2018-07-23 16:19:24,858 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:19:24" (1/1) ... [2018-07-23 16:19:24,862 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:19:24" (1/1) ... [2018-07-23 16:19:24,863 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:19:24" (1/1) ... [2018-07-23 16:19:24,864 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 16:19:24,865 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 16:19:24,866 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 16:19:24,866 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 16:19:24,867 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:19:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-07-23 16:19:24,938 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2018-07-23 16:19:24,938 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2018-07-23 16:19:25,073 INFO L258 CfgBuilder]: Using library mode [2018-07-23 16:19:25,075 INFO L202 PluginConnector]: Adding new model DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:19:25 BoogieIcfgContainer [2018-07-23 16:19:25,075 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 16:19:25,080 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 16:19:25,080 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 16:19:25,084 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 16:19:25,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 04:19:24" (1/2) ... [2018-07-23 16:19:25,086 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@232a5151 and model type DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 04:19:25, skipping insertion in model container [2018-07-23 16:19:25,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 04:19:25" (2/2) ... [2018-07-23 16:19:25,088 INFO L112 eAbstractionObserver]: Analyzing ICFG DivisibilityInterpolantRequired02-ForwardSuccess.bpl [2018-07-23 16:19:25,104 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-23 16:19:25,114 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-23 16:19:25,169 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 16:19:25,170 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 16:19:25,170 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 16:19:25,170 INFO L375 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-23 16:19:25,171 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-23 16:19:25,171 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 16:19:25,171 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 16:19:25,171 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 16:19:25,171 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 16:19:25,191 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states. [2018-07-23 16:19:25,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-07-23 16:19:25,202 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:19:25,204 INFO L353 BasicCegarLoop]: trace histogram [1, 1] [2018-07-23 16:19:25,204 INFO L414 AbstractCegarLoop]: === Iteration 1 === [procErr0AssertViolationASSERT]=== [2018-07-23 16:19:25,211 INFO L82 PathProgramCache]: Analyzing trace with hash 967, now seen corresponding path program 1 times [2018-07-23 16:19:25,218 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:19:25,372 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 16:19:25,373 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-07-23 16:19:25,378 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-23 16:19:25,386 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-23 16:19:25,387 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 16:19:25,390 INFO L87 Difference]: Start difference. First operand 4 states. Second operand 3 states. [2018-07-23 16:19:25,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 16:19:25,467 INFO L93 Difference]: Finished difference Result 6 states and 7 transitions. [2018-07-23 16:19:25,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-23 16:19:25,470 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2 [2018-07-23 16:19:25,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 16:19:25,482 INFO L225 Difference]: With dead ends: 6 [2018-07-23 16:19:25,482 INFO L226 Difference]: Without dead ends: 4 [2018-07-23 16:19:25,486 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 16:19:25,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4 states. [2018-07-23 16:19:25,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4 to 4. [2018-07-23 16:19:25,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-07-23 16:19:25,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2018-07-23 16:19:25,522 INFO L78 Accepts]: Start accepts. Automaton has 4 states and 4 transitions. Word has length 2 [2018-07-23 16:19:25,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 16:19:25,522 INFO L471 AbstractCegarLoop]: Abstraction has 4 states and 4 transitions. [2018-07-23 16:19:25,523 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-23 16:19:25,523 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2018-07-23 16:19:25,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-07-23 16:19:25,523 INFO L345 BasicCegarLoop]: Found error trace [2018-07-23 16:19:25,524 INFO L353 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-07-23 16:19:25,524 INFO L414 AbstractCegarLoop]: === Iteration 2 === [procErr0AssertViolationASSERT]=== [2018-07-23 16:19:25,524 INFO L82 PathProgramCache]: Analyzing trace with hash 29921, now seen corresponding path program 1 times [2018-07-23 16:19:25,524 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 16:19:41,340 WARN L169 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2018-07-23 16:19:42,344 WARN L169 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2018-07-23 16:19:43,092 WARN L169 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2018-07-23 16:19:43,888 WARN L169 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-07-23 16:19:44,704 WARN L169 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2018-07-23 16:19:45,544 WARN L169 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2018-07-23 16:19:46,555 WARN L169 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2018-07-23 16:19:47,476 WARN L169 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2018-07-23 16:19:48,552 WARN L169 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2018-07-23 16:19:49,551 WARN L169 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2018-07-23 16:19:50,630 WARN L169 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2018-07-23 16:19:51,926 WARN L169 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2018-07-23 16:19:53,027 WARN L169 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2018-07-23 16:19:54,214 WARN L169 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2018-07-23 16:19:55,512 WARN L169 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2018-07-23 16:19:56,826 WARN L169 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2018-07-23 16:19:58,169 WARN L169 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2018-07-23 16:19:59,535 WARN L169 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2018-07-23 16:20:01,052 WARN L169 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2018-07-23 16:20:02,658 WARN L169 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2018-07-23 16:20:04,222 WARN L169 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2018-07-23 16:20:05,817 WARN L169 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2018-07-23 16:20:07,689 WARN L169 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2018-07-23 16:20:09,373 WARN L169 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2018-07-23 16:20:11,170 WARN L169 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2018-07-23 16:20:13,091 WARN L169 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2018-07-23 16:20:14,954 WARN L169 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2018-07-23 16:20:16,915 WARN L169 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2018-07-23 16:20:18,891 WARN L169 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2018-07-23 16:20:20,992 WARN L169 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2018-07-23 16:20:23,329 WARN L169 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2018-07-23 16:20:25,525 WARN L169 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 259 [2018-07-23 16:20:27,784 WARN L169 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2018-07-23 16:20:30,110 WARN L169 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 267 [2018-07-23 16:20:32,539 WARN L169 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 271 [2018-07-23 16:20:35,029 WARN L169 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 275 [2018-07-23 16:20:37,841 WARN L169 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 279 [2018-07-23 16:20:40,483 WARN L169 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2018-07-23 16:20:43,183 WARN L169 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2018-07-23 16:20:46,004 WARN L169 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 291 [2018-07-23 16:20:49,071 WARN L169 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 295 [2018-07-23 16:20:52,012 WARN L169 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 299 [2018-07-23 16:20:55,067 WARN L169 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 303 [2018-07-23 16:20:58,229 WARN L169 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 307 [2018-07-23 16:21:01,473 WARN L169 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 311 [2018-07-23 16:21:04,933 WARN L169 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 315 [2018-07-23 16:21:08,391 WARN L169 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 319 [2018-07-23 16:21:11,931 WARN L169 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 323 [2018-07-23 16:21:15,571 WARN L169 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 327 [2018-07-23 16:21:19,289 WARN L169 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 331 [2018-07-23 16:21:23,083 WARN L169 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 335 [2018-07-23 16:21:26,949 WARN L169 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 339 [2018-07-23 16:21:31,056 WARN L169 SmtUtils]: Spent 446.00 ms on a formula simplification that was a NOOP. DAG size: 343 [2018-07-23 16:21:35,149 WARN L169 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 347 [2018-07-23 16:21:39,447 WARN L169 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 351 [2018-07-23 16:21:43,713 WARN L169 SmtUtils]: Spent 480.00 ms on a formula simplification that was a NOOP. DAG size: 355 [2018-07-23 16:21:48,101 WARN L169 SmtUtils]: Spent 484.00 ms on a formula simplification that was a NOOP. DAG size: 359 [2018-07-23 16:21:52,563 WARN L169 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 363 [2018-07-23 16:21:57,194 WARN L169 SmtUtils]: Spent 492.00 ms on a formula simplification that was a NOOP. DAG size: 367 [2018-07-23 16:22:02,024 WARN L169 SmtUtils]: Spent 512.00 ms on a formula simplification that was a NOOP. DAG size: 371 [2018-07-23 16:22:06,922 WARN L169 SmtUtils]: Spent 511.00 ms on a formula simplification that was a NOOP. DAG size: 375 [2018-07-23 16:22:11,991 WARN L169 SmtUtils]: Spent 540.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2018-07-23 16:22:17,264 WARN L169 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2018-07-23 16:22:22,666 WARN L169 SmtUtils]: Spent 550.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2018-07-23 16:22:27,986 WARN L169 SmtUtils]: Spent 544.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2018-07-23 16:22:33,371 WARN L169 SmtUtils]: Spent 567.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2018-07-23 16:22:38,957 WARN L169 SmtUtils]: Spent 592.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2018-07-23 16:22:44,740 WARN L169 SmtUtils]: Spent 589.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2018-07-23 16:22:50,551 WARN L169 SmtUtils]: Spent 618.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2018-07-23 16:22:56,613 WARN L169 SmtUtils]: Spent 608.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2018-07-23 16:23:02,705 WARN L169 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 415 [2018-07-23 16:23:09,032 WARN L169 SmtUtils]: Spent 619.00 ms on a formula simplification that was a NOOP. DAG size: 419 [2018-07-23 16:23:15,255 WARN L169 SmtUtils]: Spent 628.00 ms on a formula simplification that was a NOOP. DAG size: 423 [2018-07-23 16:23:21,773 WARN L169 SmtUtils]: Spent 674.00 ms on a formula simplification that was a NOOP. DAG size: 427 [2018-07-23 16:23:28,468 WARN L169 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2018-07-23 16:23:35,212 WARN L169 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 435 [2018-07-23 16:23:42,286 WARN L169 SmtUtils]: Spent 737.00 ms on a formula simplification that was a NOOP. DAG size: 439 [2018-07-23 16:23:49,448 WARN L169 SmtUtils]: Spent 681.00 ms on a formula simplification that was a NOOP. DAG size: 443 [2018-07-23 16:23:56,646 WARN L169 SmtUtils]: Spent 732.00 ms on a formula simplification that was a NOOP. DAG size: 447 Received shutdown request... [2018-07-23 16:24:02,091 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-23 16:24:02,097 WARN L202 ceAbstractionStarter]: Timeout [2018-07-23 16:24:02,098 INFO L202 PluginConnector]: Adding new model DivisibilityInterpolantRequired02-ForwardSuccess.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 04:24:02 BoogieIcfgContainer [2018-07-23 16:24:02,098 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 16:24:02,098 INFO L168 Benchmark]: Toolchain (without parser) took 277282.04 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -312.0 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 322.9 MB). Peak memory consumption was 282.0 MB. Max. memory is 7.1 GB. [2018-07-23 16:24:02,100 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 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. [2018-07-23 16:24:02,100 INFO L168 Benchmark]: Boogie Preprocessor took 46.46 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. [2018-07-23 16:24:02,101 INFO L168 Benchmark]: RCFGBuilder took 209.97 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: 21.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2018-07-23 16:24:02,102 INFO L168 Benchmark]: TraceAbstraction took 277018.30 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -312.0 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 301.7 MB). Peak memory consumption was 260.9 MB. Max. memory is 7.1 GB. [2018-07-23 16:24:02,106 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 0.23 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 46.46 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 209.97 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: 21.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 277018.30 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -312.0 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 301.7 MB). Peak memory consumption was 260.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 19]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 19). Cancelled while BasicCegarLoop was analyzing trace of length 4 with TraceHistMax 1, while PredicateComparison was comparing new predicate (quantifier-free) to 341 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 5 locations, 1 error locations. TIMEOUT Result, 276.9s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2 SDtfs, 1 SDslu, 0 SDs, 0 SdLazy, 4 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4occurred 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/DivisibilityInterpolantRequired02-ForwardSuccess.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_16-24-02-122.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/DivisibilityInterpolantRequired02-ForwardSuccess.bpl_AutomizerBpl-pdr.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_16-24-02-122.csv Completed graceful shutdown