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.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_k.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 09:14:50,378 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 09:14:50,380 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 09:14:50,393 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 09:14:50,393 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 09:14:50,395 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 09:14:50,396 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 09:14:50,398 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 09:14:50,399 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 09:14:50,400 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 09:14:50,401 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 09:14:50,401 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 09:14:50,402 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 09:14:50,403 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 09:14:50,404 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 09:14:50,405 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 09:14:50,406 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 09:14:50,408 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 09:14:50,410 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 09:14:50,412 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 09:14:50,413 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 09:14:50,414 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 09:14:50,417 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 09:14:50,418 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 09:14:50,418 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 09:14:50,419 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 09:14:50,420 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 09:14:50,421 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 09:14:50,421 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 09:14:50,422 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 09:14:50,423 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 09:14:50,424 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 09:14:50,424 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 09:14:50,424 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 09:14:50,425 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 09:14:50,426 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 09:14:50,426 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr.epf [2018-07-25 09:14:50,435 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 09:14:50,435 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 09:14:50,436 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 09:14:50,437 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 09:14:50,437 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 09:14:50,437 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 09:14:50,503 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 09:14:50,521 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 09:14:50,528 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 09:14:50,530 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 09:14:50,531 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 09:14:50,531 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_k.i_3.bpl [2018-07-25 09:14:50,532 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_k.i_3.bpl' [2018-07-25 09:14:50,594 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 09:14:50,595 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 09:14:50,596 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 09:14:50,599 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 09:14:50,599 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 09:14:50,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:14:50" (1/1) ... [2018-07-25 09:14:50,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:14:50" (1/1) ... [2018-07-25 09:14:50,641 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 09:14:50,643 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 09:14:50,643 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 09:14:50,643 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 09:14:50,655 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:14:50" (1/1) ... [2018-07-25 09:14:50,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:14:50" (1/1) ... [2018-07-25 09:14:50,656 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:14:50" (1/1) ... [2018-07-25 09:14:50,656 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:14:50" (1/1) ... [2018-07-25 09:14:50,660 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:14:50" (1/1) ... [2018-07-25 09:14:50,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:14:50" (1/1) ... [2018-07-25 09:14:50,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:14:50" (1/1) ... [2018-07-25 09:14:50,665 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 09:14:50,666 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 09:14:50,666 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 09:14:50,666 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 09:14:50,667 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:14:50" (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 [2018-07-25 09:14:50,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 09:14:50,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 09:14:50,898 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 09:14:50,899 INFO L202 PluginConnector]: Adding new model count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:14:50 BoogieIcfgContainer [2018-07-25 09:14:50,900 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 09:14:50,902 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 09:14:50,902 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 09:14:50,906 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 09:14:50,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:14:50" (1/2) ... [2018-07-25 09:14:50,907 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38185e52 and model type count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 09:14:50, skipping insertion in model container [2018-07-25 09:14:50,907 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:14:50" (2/2) ... [2018-07-25 09:14:50,911 INFO L112 eAbstractionObserver]: Analyzing ICFG count_by_k.i_3.bpl [2018-07-25 09:14:50,923 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 09:14:50,936 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 09:14:50,993 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 09:14:50,994 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 09:14:50,995 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 09:14:50,995 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 09:14:50,995 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 09:14:50,996 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 09:14:50,996 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 09:14:50,996 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 09:14:50,997 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 09:14:51,022 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 09:14:51,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 09:14:51,036 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:14:51,037 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 09:14:51,039 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:14:51,045 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2018-07-25 09:14:51,051 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:14:51,305 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 09:14:51,306 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 09:14:51,310 INFO L451 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-25 09:14:51,315 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-25 09:14:51,315 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 09:14:51,318 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-07-25 09:14:51,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 09:14:51,366 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 09:14:51,367 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-25 09:14:51,368 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-07-25 09:14:51,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 09:14:51,382 INFO L225 Difference]: With dead ends: 10 [2018-07-25 09:14:51,382 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 09:14:51,386 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 09:14:51,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 09:14:51,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 09:14:51,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 09:14:51,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 09:14:51,421 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 09:14:51,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 09:14:51,422 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 09:14:51,422 INFO L473 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-25 09:14:51,422 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 09:14:51,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 09:14:51,423 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:14:51,424 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 09:14:51,425 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:14:51,425 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times [2018-07-25 09:14:51,426 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:14:51,951 WARN L169 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 19 [2018-07-25 09:14:52,266 WARN L169 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2018-07-25 09:14:52,609 WARN L169 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-07-25 09:14:53,490 WARN L169 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 19 [2018-07-25 09:14:54,532 WARN L169 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2018-07-25 09:14:55,658 WARN L169 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2018-07-25 09:14:56,671 WARN L169 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2018-07-25 09:14:57,392 WARN L169 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2018-07-25 09:14:58,113 WARN L169 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2018-07-25 09:14:59,110 WARN L169 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2018-07-25 09:14:59,985 WARN L169 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2018-07-25 09:15:01,035 WARN L169 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2018-07-25 09:15:02,281 WARN L169 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2018-07-25 09:15:03,972 WARN L169 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2018-07-25 09:15:05,476 WARN L169 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2018-07-25 09:15:07,101 WARN L169 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2018-07-25 09:15:08,915 WARN L169 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2018-07-25 09:15:10,982 WARN L169 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 275 [2018-07-25 09:15:13,346 WARN L169 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2018-07-25 09:15:15,755 WARN L169 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 299 [2018-07-25 09:15:18,322 WARN L169 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 311 [2018-07-25 09:15:21,198 WARN L169 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 323 [2018-07-25 09:15:24,512 WARN L169 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 335 [2018-07-25 09:15:27,957 WARN L169 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 347 [2018-07-25 09:15:31,800 WARN L169 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 359 [2018-07-25 09:15:36,403 WARN L169 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 371 [2018-07-25 09:15:41,849 WARN L169 SmtUtils]: Spent 934.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2018-07-25 09:15:46,400 WARN L169 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2018-07-25 09:15:51,821 WARN L169 SmtUtils]: Spent 514.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2018-07-25 09:15:57,453 WARN L169 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 419 [2018-07-25 09:16:03,556 WARN L169 SmtUtils]: Spent 512.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2018-07-25 09:16:09,929 WARN L169 SmtUtils]: Spent 556.00 ms on a formula simplification that was a NOOP. DAG size: 443 [2018-07-25 09:16:16,700 WARN L169 SmtUtils]: Spent 539.00 ms on a formula simplification that was a NOOP. DAG size: 455 [2018-07-25 09:16:23,889 WARN L169 SmtUtils]: Spent 577.00 ms on a formula simplification that was a NOOP. DAG size: 467 [2018-07-25 09:16:31,609 WARN L169 SmtUtils]: Spent 583.00 ms on a formula simplification that was a NOOP. DAG size: 479 [2018-07-25 09:16:39,704 WARN L169 SmtUtils]: Spent 637.00 ms on a formula simplification that was a NOOP. DAG size: 491 [2018-07-25 09:16:48,348 WARN L169 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 503 [2018-07-25 09:16:57,683 WARN L169 SmtUtils]: Spent 669.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2018-07-25 09:17:07,408 WARN L169 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2018-07-25 09:17:17,867 WARN L169 SmtUtils]: Spent 726.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2018-07-25 09:17:28,940 WARN L169 SmtUtils]: Spent 742.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2018-07-25 09:17:40,561 WARN L169 SmtUtils]: Spent 765.00 ms on a formula simplification that was a NOOP. DAG size: 563 [2018-07-25 09:17:52,801 WARN L169 SmtUtils]: Spent 805.00 ms on a formula simplification that was a NOOP. DAG size: 575 [2018-07-25 09:18:06,000 WARN L169 SmtUtils]: Spent 823.00 ms on a formula simplification that was a NOOP. DAG size: 587 [2018-07-25 09:18:19,476 WARN L169 SmtUtils]: Spent 851.00 ms on a formula simplification that was a NOOP. DAG size: 599 [2018-07-25 09:18:33,553 WARN L169 SmtUtils]: Spent 849.00 ms on a formula simplification that was a NOOP. DAG size: 611 [2018-07-25 09:18:48,550 WARN L169 SmtUtils]: Spent 911.00 ms on a formula simplification that was a NOOP. DAG size: 623 [2018-07-25 09:19:04,175 WARN L169 SmtUtils]: Spent 923.00 ms on a formula simplification that was a NOOP. DAG size: 635 [2018-07-25 09:19:20,861 WARN L169 SmtUtils]: Spent 957.00 ms on a formula simplification that was a NOOP. DAG size: 647 Received shutdown request... [2018-07-25 09:19:35,989 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 09:19:35,993 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 09:19:35,994 INFO L202 PluginConnector]: Adding new model count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 09:19:35 BoogieIcfgContainer [2018-07-25 09:19:35,994 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 09:19:35,995 INFO L168 Benchmark]: Toolchain (without parser) took 285400.70 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -305.1 MB). Free memory was 1.5 GB in the beginning and 992.2 MB in the end (delta: 473.6 MB). Peak memory consumption was 168.5 MB. Max. memory is 7.1 GB. [2018-07-25 09:19:35,996 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 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 09:19:35,997 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.95 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 09:19:35,997 INFO L168 Benchmark]: Boogie Preprocessor took 22.09 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 09:19:35,998 INFO L168 Benchmark]: RCFGBuilder took 234.12 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-07-25 09:19:35,999 INFO L168 Benchmark]: TraceAbstraction took 285092.22 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -305.1 MB). Free memory was 1.4 GB in the beginning and 992.2 MB in the end (delta: 452.5 MB). Peak memory consumption was 147.3 MB. Max. memory is 7.1 GB. [2018-07-25 09:19:36,003 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 0.19 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 45.95 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 22.09 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 234.12 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 285092.22 ms. Allocated memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: -305.1 MB). Free memory was 1.4 GB in the beginning and 992.2 MB in the end (delta: 452.5 MB). Peak memory consumption was 147.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 38]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 38). Cancelled while BasicCegarLoop was analyzing trace of length 7 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantifier-free) to 165 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. TIMEOUT Result, 285.0s 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, 0.1s 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: 0.2s 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_by_k.i_3.bpl_AutomizerBpl-pdr.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_09-19-36-015.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/count_by_k.i_3.bpl_AutomizerBpl-pdr.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_09-19-36-015.csv Completed graceful shutdown