java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-smtinterpol.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_k.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 14:43:09,992 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 14:43:09,995 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 14:43:10,007 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 14:43:10,008 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 14:43:10,009 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 14:43:10,010 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 14:43:10,012 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 14:43:10,014 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 14:43:10,015 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 14:43:10,016 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 14:43:10,016 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 14:43:10,017 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 14:43:10,018 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 14:43:10,019 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 14:43:10,020 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 14:43:10,021 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 14:43:10,023 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 14:43:10,025 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 14:43:10,027 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 14:43:10,028 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 14:43:10,029 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 14:43:10,032 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 14:43:10,032 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 14:43:10,032 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 14:43:10,033 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 14:43:10,034 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 14:43:10,035 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 14:43:10,036 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 14:43:10,037 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 14:43:10,038 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 14:43:10,038 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 14:43:10,039 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 14:43:10,039 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 14:43:10,040 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 14:43:10,041 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 14:43:10,041 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-smtinterpol.epf [2018-07-25 14:43:10,050 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 14:43:10,050 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 14:43:10,051 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-25 14:43:10,052 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-07-25 14:43:10,052 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 14:43:10,052 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 14:43:10,052 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 14:43:10,053 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 14:43:10,113 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 14:43:10,128 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 14:43:10,132 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 14:43:10,133 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 14:43:10,134 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 14:43:10,134 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_k.i_3.bpl [2018-07-25 14:43:10,135 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/count_by_k.i_3.bpl' [2018-07-25 14:43:10,181 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 14:43:10,183 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 14:43:10,183 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 14:43:10,184 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 14:43:10,184 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 14:43:10,204 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 02:43:10" (1/1) ... [2018-07-25 14:43:10,217 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 02:43:10" (1/1) ... [2018-07-25 14:43:10,224 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 14:43:10,225 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 14:43:10,225 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 14:43:10,225 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 14:43:10,237 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 02:43:10" (1/1) ... [2018-07-25 14:43:10,237 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 02:43:10" (1/1) ... [2018-07-25 14:43:10,238 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 02:43:10" (1/1) ... [2018-07-25 14:43:10,238 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 02:43:10" (1/1) ... [2018-07-25 14:43:10,241 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 02:43:10" (1/1) ... [2018-07-25 14:43:10,243 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 02:43:10" (1/1) ... [2018-07-25 14:43:10,244 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 02:43:10" (1/1) ... [2018-07-25 14:43:10,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 14:43:10,246 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 14:43:10,247 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 14:43:10,247 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 14:43:10,248 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 02:43:10" (1/1) ... [2018-07-25 14:43:10,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 14:43:10,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 14:43:10,483 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 14:43:10,484 INFO L202 PluginConnector]: Adding new model count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 02:43:10 BoogieIcfgContainer [2018-07-25 14:43:10,484 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 14:43:10,485 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 14:43:10,485 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 14:43:10,489 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 14:43:10,490 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 02:43:10" (1/2) ... [2018-07-25 14:43:10,491 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@735df5b8 and model type count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 02:43:10, skipping insertion in model container [2018-07-25 14:43:10,492 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 02:43:10" (2/2) ... [2018-07-25 14:43:10,495 INFO L112 eAbstractionObserver]: Analyzing ICFG count_by_k.i_3.bpl [2018-07-25 14:43:10,505 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 14:43:10,514 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 14:43:10,565 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 14:43:10,566 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 14:43:10,566 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 14:43:10,566 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 14:43:10,567 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 14:43:10,567 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 14:43:10,567 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 14:43:10,567 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 14:43:10,568 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 14:43:10,583 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 14:43:10,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 14:43:10,593 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:43:10,594 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 14:43:10,596 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:43:10,602 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2018-07-25 14:43:10,609 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:43:10,764 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 14:43:10,764 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 14:43:10,769 INFO L451 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-25 14:43:10,775 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-25 14:43:10,776 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 14:43:10,778 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-07-25 14:43:10,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 14:43:10,804 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 14:43:10,804 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-25 14:43:10,806 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-07-25 14:43:10,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 14:43:10,818 INFO L225 Difference]: With dead ends: 10 [2018-07-25 14:43:10,818 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 14:43:10,822 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 14:43:10,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 14:43:10,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 14:43:10,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 14:43:10,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 14:43:10,863 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 14:43:10,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 14:43:10,863 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 14:43:10,863 INFO L473 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-25 14:43:10,864 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 14:43:10,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 14:43:10,864 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 14:43:10,865 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 14:43:10,865 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 14:43:10,865 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times [2018-07-25 14:43:10,866 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 14:43:14,699 WARN L169 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2018-07-25 14:43:16,321 WARN L169 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2018-07-25 14:43:17,293 WARN L169 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2018-07-25 14:43:18,395 WARN L169 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2018-07-25 14:43:19,616 WARN L169 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2018-07-25 14:43:21,138 WARN L169 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2018-07-25 14:43:22,875 WARN L169 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2018-07-25 14:43:24,681 WARN L169 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2018-07-25 14:43:26,606 WARN L169 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2018-07-25 14:43:28,734 WARN L169 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 263 [2018-07-25 14:43:30,686 WARN L169 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 275 [2018-07-25 14:43:33,462 WARN L169 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2018-07-25 14:43:36,344 WARN L169 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 299 [2018-07-25 14:43:38,988 WARN L169 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 311 [2018-07-25 14:43:41,570 WARN L169 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 323 [2018-07-25 14:43:44,185 WARN L169 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 335 [2018-07-25 14:43:47,151 WARN L169 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 347 [2018-07-25 14:43:50,348 WARN L169 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 359 [2018-07-25 14:43:54,054 WARN L169 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 371 [2018-07-25 14:43:57,972 WARN L169 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2018-07-25 14:44:02,476 WARN L169 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2018-07-25 14:44:06,751 WARN L169 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2018-07-25 14:44:11,410 WARN L169 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 419 [2018-07-25 14:44:16,542 WARN L169 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2018-07-25 14:44:21,979 WARN L169 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 443 [2018-07-25 14:44:27,910 WARN L169 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 455 [2018-07-25 14:44:34,228 WARN L169 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 467 [2018-07-25 14:44:40,999 WARN L169 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 479 [2018-07-25 14:44:48,351 WARN L169 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 491 [2018-07-25 14:44:56,366 WARN L169 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 503 [2018-07-25 14:45:04,536 WARN L169 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2018-07-25 14:45:13,554 WARN L169 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2018-07-25 14:45:23,319 WARN L169 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2018-07-25 14:45:33,480 WARN L169 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2018-07-25 14:45:44,216 WARN L169 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 563 [2018-07-25 14:45:55,671 WARN L169 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 575 [2018-07-25 14:46:07,997 WARN L169 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 587 [2018-07-25 14:46:20,589 WARN L169 SmtUtils]: Spent 510.00 ms on a formula simplification that was a NOOP. DAG size: 599 [2018-07-25 14:46:34,151 WARN L169 SmtUtils]: Spent 537.00 ms on a formula simplification that was a NOOP. DAG size: 611 [2018-07-25 14:46:48,587 WARN L169 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 623 [2018-07-25 14:47:03,912 WARN L169 SmtUtils]: Spent 571.00 ms on a formula simplification that was a NOOP. DAG size: 635 [2018-07-25 14:47:20,532 WARN L169 SmtUtils]: Spent 583.00 ms on a formula simplification that was a NOOP. DAG size: 647 Received shutdown request... [2018-07-25 14:47:34,384 WARN L541 AbstractCegarLoop]: Verification canceled [2018-07-25 14:47:34,389 WARN L202 ceAbstractionStarter]: Timeout [2018-07-25 14:47:34,389 INFO L202 PluginConnector]: Adding new model count_by_k.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.07 02:47:34 BoogieIcfgContainer [2018-07-25 14:47:34,390 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-25 14:47:34,391 INFO L168 Benchmark]: Toolchain (without parser) took 264209.54 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -233.8 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 306.0 MB). Peak memory consumption was 72.2 MB. Max. memory is 7.1 GB. [2018-07-25 14:47:34,393 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.14 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:47:34,393 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.88 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:47:34,394 INFO L168 Benchmark]: Boogie Preprocessor took 21.17 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-25 14:47:34,395 INFO L168 Benchmark]: RCFGBuilder took 237.53 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-07-25 14:47:34,395 INFO L168 Benchmark]: TraceAbstraction took 263904.92 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -233.8 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 295.4 MB). Peak memory consumption was 61.6 MB. Max. memory is 7.1 GB. [2018-07-25 14:47:34,403 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 0.14 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 40.88 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 21.17 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 237.53 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 263904.92 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -233.8 MB). Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 295.4 MB). Peak memory consumption was 61.6 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 Pdr was Timeout or canceled while running Pdr. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. TIMEOUT Result, 263.8s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 0 SDslu, 2 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/count_by_k.i_3.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-07-25_14-47-34-417.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/count_by_k.i_3.bpl_AutomizerBpl-pdr-smtinterpol.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-25_14-47-34-417.csv Completed graceful shutdown