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 --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerBpl.xml -s ../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf -i ../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-093a8c0 [2018-10-14 16:53:06,301 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-14 16:53:06,303 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-14 16:53:06,318 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-14 16:53:06,318 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-14 16:53:06,319 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-14 16:53:06,321 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-14 16:53:06,323 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-14 16:53:06,325 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-14 16:53:06,326 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-14 16:53:06,334 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-14 16:53:06,334 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-14 16:53:06,335 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-14 16:53:06,338 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-14 16:53:06,340 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-14 16:53:06,341 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-14 16:53:06,342 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-14 16:53:06,345 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-14 16:53:06,349 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-14 16:53:06,351 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-14 16:53:06,353 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-14 16:53:06,355 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-14 16:53:06,360 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-14 16:53:06,360 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-14 16:53:06,360 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-14 16:53:06,361 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-14 16:53:06,362 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-14 16:53:06,363 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-14 16:53:06,363 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-14 16:53:06,366 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-14 16:53:06,366 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-14 16:53:06,367 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-14 16:53:06,368 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-14 16:53:06,368 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-14 16:53:06,370 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-14 16:53:06,371 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-14 16:53:06,371 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf [2018-10-14 16:53:06,384 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-14 16:53:06,385 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-14 16:53:06,386 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-14 16:53:06,387 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-14 16:53:06,387 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-14 16:53:06,387 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-14 16:53:06,388 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-14 16:53:06,388 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-14 16:53:06,388 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-14 16:53:06,388 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-14 16:53:06,389 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-14 16:53:06,389 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-14 16:53:06,389 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-14 16:53:06,390 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-14 16:53:06,390 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-14 16:53:06,454 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-14 16:53:06,469 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-14 16:53:06,474 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-14 16:53:06,477 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-14 16:53:06,477 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-14 16:53:06,478 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl [2018-10-14 16:53:06,478 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl' [2018-10-14 16:53:06,562 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-14 16:53:06,564 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-10-14 16:53:06,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-14 16:53:06,566 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-14 16:53:06,567 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-14 16:53:06,594 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:53:06" (1/1) ... [2018-10-14 16:53:06,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:53:06" (1/1) ... [2018-10-14 16:53:06,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:53:06" (1/1) ... [2018-10-14 16:53:06,625 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:53:06" (1/1) ... [2018-10-14 16:53:06,642 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:53:06" (1/1) ... [2018-10-14 16:53:06,647 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:53:06" (1/1) ... [2018-10-14 16:53:06,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:53:06" (1/1) ... [2018-10-14 16:53:06,661 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-14 16:53:06,662 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-14 16:53:06,663 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-14 16:53:06,663 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-14 16:53:06,667 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:53:06" (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 [2018-10-14 16:53:06,744 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-14 16:53:06,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-14 16:53:06,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-14 16:53:07,712 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-14 16:53:07,713 INFO L202 PluginConnector]: Adding new model sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:53:07 BoogieIcfgContainer [2018-10-14 16:53:07,713 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-14 16:53:07,714 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-14 16:53:07,715 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-14 16:53:07,718 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-14 16:53:07,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:53:06" (1/2) ... [2018-10-14 16:53:07,719 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c4bf140 and model type sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 04:53:07, skipping insertion in model container [2018-10-14 16:53:07,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:53:07" (2/2) ... [2018-10-14 16:53:07,721 INFO L112 eAbstractionObserver]: Analyzing ICFG sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl [2018-10-14 16:53:07,731 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-14 16:53:07,739 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-14 16:53:07,757 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-14 16:53:07,785 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-14 16:53:07,785 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-14 16:53:07,786 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-14 16:53:07,786 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-14 16:53:07,786 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-14 16:53:07,786 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-14 16:53:07,786 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-14 16:53:07,786 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-14 16:53:07,786 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-14 16:53:07,807 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states. [2018-10-14 16:53:07,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-14 16:53:07,820 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:53:07,821 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-14 16:53:07,822 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:53:07,828 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:53:07,828 INFO L82 PathProgramCache]: Analyzing trace with hash 1019870340, now seen corresponding path program 1 times [2018-10-14 16:53:07,879 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:53:08,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:53:08,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-14 16:53:08,278 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-14 16:53:08,278 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-14 16:53:08,284 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-14 16:53:08,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-14 16:53:08,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-10-14 16:53:08,304 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 6 states. [2018-10-14 16:53:08,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:53:08,708 INFO L93 Difference]: Finished difference Result 156 states and 157 transitions. [2018-10-14 16:53:08,713 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-14 16:53:08,715 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 94 [2018-10-14 16:53:08,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:53:08,731 INFO L225 Difference]: With dead ends: 156 [2018-10-14 16:53:08,731 INFO L226 Difference]: Without dead ends: 156 [2018-10-14 16:53:08,733 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-10-14 16:53:08,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2018-10-14 16:53:08,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 133. [2018-10-14 16:53:08,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2018-10-14 16:53:08,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 134 transitions. [2018-10-14 16:53:08,785 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 134 transitions. Word has length 94 [2018-10-14 16:53:08,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:53:08,786 INFO L481 AbstractCegarLoop]: Abstraction has 133 states and 134 transitions. [2018-10-14 16:53:08,786 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-14 16:53:08,786 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 134 transitions. [2018-10-14 16:53:08,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-14 16:53:08,791 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:53:08,793 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-14 16:53:08,794 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:53:08,794 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:53:08,794 INFO L82 PathProgramCache]: Analyzing trace with hash 30157837, now seen corresponding path program 1 times [2018-10-14 16:53:08,795 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:53:08,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:53:09,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-14 16:53:09,460 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-14 16:53:09,460 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-10-14 16:53:09,466 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-14 16:53:09,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-14 16:53:09,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2018-10-14 16:53:09,467 INFO L87 Difference]: Start difference. First operand 133 states and 134 transitions. Second operand 12 states. [2018-10-14 16:53:09,917 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-10-14 16:53:10,850 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-10-14 16:53:11,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:53:11,441 INFO L93 Difference]: Finished difference Result 182 states and 183 transitions. [2018-10-14 16:53:11,446 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-10-14 16:53:11,446 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 112 [2018-10-14 16:53:11,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:53:11,451 INFO L225 Difference]: With dead ends: 182 [2018-10-14 16:53:11,451 INFO L226 Difference]: Without dead ends: 182 [2018-10-14 16:53:11,453 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=205, Invalid=725, Unknown=0, NotChecked=0, Total=930 [2018-10-14 16:53:11,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2018-10-14 16:53:11,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 134. [2018-10-14 16:53:11,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-10-14 16:53:11,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 135 transitions. [2018-10-14 16:53:11,471 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 135 transitions. Word has length 112 [2018-10-14 16:53:11,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:53:11,472 INFO L481 AbstractCegarLoop]: Abstraction has 134 states and 135 transitions. [2018-10-14 16:53:11,472 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-14 16:53:11,472 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 135 transitions. [2018-10-14 16:53:11,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-14 16:53:11,475 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:53:11,475 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-14 16:53:11,475 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:53:11,478 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:53:11,478 INFO L82 PathProgramCache]: Analyzing trace with hash 548334012, now seen corresponding path program 1 times [2018-10-14 16:53:11,479 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:53:11,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:53:11,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-14 16:53:11,861 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-14 16:53:11,861 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-10-14 16:53:11,862 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-14 16:53:11,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-14 16:53:11,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2018-10-14 16:53:11,863 INFO L87 Difference]: Start difference. First operand 134 states and 135 transitions. Second operand 12 states. [2018-10-14 16:53:13,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:53:13,027 INFO L93 Difference]: Finished difference Result 191 states and 192 transitions. [2018-10-14 16:53:13,029 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-10-14 16:53:13,029 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 133 [2018-10-14 16:53:13,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:53:13,032 INFO L225 Difference]: With dead ends: 191 [2018-10-14 16:53:13,032 INFO L226 Difference]: Without dead ends: 191 [2018-10-14 16:53:13,033 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=195, Invalid=675, Unknown=0, NotChecked=0, Total=870 [2018-10-14 16:53:13,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2018-10-14 16:53:13,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 152. [2018-10-14 16:53:13,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-10-14 16:53:13,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 153 transitions. [2018-10-14 16:53:13,043 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 153 transitions. Word has length 133 [2018-10-14 16:53:13,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:53:13,044 INFO L481 AbstractCegarLoop]: Abstraction has 152 states and 153 transitions. [2018-10-14 16:53:13,044 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-14 16:53:13,044 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 153 transitions. [2018-10-14 16:53:13,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-14 16:53:13,047 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:53:13,048 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-14 16:53:13,048 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:53:13,048 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:53:13,048 INFO L82 PathProgramCache]: Analyzing trace with hash -294307003, now seen corresponding path program 2 times [2018-10-14 16:53:13,049 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:53:13,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:53:15,285 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-14 16:53:15,286 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-14 16:53:15,286 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-10-14 16:53:15,287 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-10-14 16:53:15,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-10-14 16:53:15,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=647, Unknown=0, NotChecked=0, Total=702 [2018-10-14 16:53:15,288 INFO L87 Difference]: Start difference. First operand 152 states and 153 transitions. Second operand 27 states. [2018-10-14 16:53:19,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:53:19,866 INFO L93 Difference]: Finished difference Result 204 states and 205 transitions. [2018-10-14 16:53:19,868 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2018-10-14 16:53:19,868 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 151 [2018-10-14 16:53:19,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:53:19,871 INFO L225 Difference]: With dead ends: 204 [2018-10-14 16:53:19,872 INFO L226 Difference]: Without dead ends: 202 [2018-10-14 16:53:19,874 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 7 SyntacticMatches, 2 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 588 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=318, Invalid=3222, Unknown=0, NotChecked=0, Total=3540 [2018-10-14 16:53:19,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2018-10-14 16:53:19,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 170. [2018-10-14 16:53:19,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2018-10-14 16:53:19,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 171 transitions. [2018-10-14 16:53:19,884 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 171 transitions. Word has length 151 [2018-10-14 16:53:19,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:53:19,885 INFO L481 AbstractCegarLoop]: Abstraction has 170 states and 171 transitions. [2018-10-14 16:53:19,885 INFO L482 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-10-14 16:53:19,885 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 171 transitions. [2018-10-14 16:53:19,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-14 16:53:19,888 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:53:19,889 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-14 16:53:19,889 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:53:19,889 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:53:19,890 INFO L82 PathProgramCache]: Analyzing trace with hash 265788558, now seen corresponding path program 3 times [2018-10-14 16:53:19,891 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:53:19,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:53:20,498 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 13 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-14 16:53:20,499 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-14 16:53:20,499 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-10-14 16:53:20,499 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-10-14 16:53:20,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-10-14 16:53:20,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=463, Unknown=0, NotChecked=0, Total=506 [2018-10-14 16:53:20,500 INFO L87 Difference]: Start difference. First operand 170 states and 171 transitions. Second operand 23 states. [2018-10-14 16:53:22,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:53:22,942 INFO L93 Difference]: Finished difference Result 260 states and 261 transitions. [2018-10-14 16:53:22,942 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2018-10-14 16:53:22,943 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 169 [2018-10-14 16:53:22,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:53:22,945 INFO L225 Difference]: With dead ends: 260 [2018-10-14 16:53:22,945 INFO L226 Difference]: Without dead ends: 210 [2018-10-14 16:53:22,946 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 569 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=341, Invalid=2965, Unknown=0, NotChecked=0, Total=3306 [2018-10-14 16:53:22,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2018-10-14 16:53:22,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 191. [2018-10-14 16:53:22,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2018-10-14 16:53:22,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 192 transitions. [2018-10-14 16:53:22,954 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 192 transitions. Word has length 169 [2018-10-14 16:53:22,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:53:22,955 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 192 transitions. [2018-10-14 16:53:22,955 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-10-14 16:53:22,955 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 192 transitions. [2018-10-14 16:53:22,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-14 16:53:22,958 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:53:22,959 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-14 16:53:22,959 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:53:22,959 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:53:22,959 INFO L82 PathProgramCache]: Analyzing trace with hash 2069515711, now seen corresponding path program 4 times [2018-10-14 16:53:22,960 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:53:22,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:53:23,755 WARN L179 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-14 16:53:24,913 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 17 proven. 59 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-14 16:53:24,913 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-14 16:53:24,914 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2018-10-14 16:53:24,914 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-10-14 16:53:24,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-10-14 16:53:24,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=1173, Unknown=0, NotChecked=0, Total=1260 [2018-10-14 16:53:24,915 INFO L87 Difference]: Start difference. First operand 191 states and 192 transitions. Second operand 36 states. [2018-10-14 16:53:29,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:53:29,674 INFO L93 Difference]: Finished difference Result 192 states and 192 transitions. [2018-10-14 16:53:29,677 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-10-14 16:53:29,677 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 190 [2018-10-14 16:53:29,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:53:29,678 INFO L225 Difference]: With dead ends: 192 [2018-10-14 16:53:29,678 INFO L226 Difference]: Without dead ends: 0 [2018-10-14 16:53:29,681 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1518 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=571, Invalid=6071, Unknown=0, NotChecked=0, Total=6642 [2018-10-14 16:53:29,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-14 16:53:29,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-14 16:53:29,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-14 16:53:29,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-14 16:53:29,682 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 190 [2018-10-14 16:53:29,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:53:29,682 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-14 16:53:29,682 INFO L482 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-10-14 16:53:29,682 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-14 16:53:29,683 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-14 16:53:29,688 INFO L202 PluginConnector]: Adding new model sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 04:53:29 BoogieIcfgContainer [2018-10-14 16:53:29,688 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-14 16:53:29,689 INFO L168 Benchmark]: Toolchain (without parser) took 23126.20 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 231.7 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 119.6 MB). Peak memory consumption was 351.3 MB. Max. memory is 7.1 GB. [2018-10-14 16:53:29,691 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 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. [2018-10-14 16:53:29,691 INFO L168 Benchmark]: Boogie Preprocessor took 95.01 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. [2018-10-14 16:53:29,692 INFO L168 Benchmark]: RCFGBuilder took 1052.01 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-10-14 16:53:29,693 INFO L168 Benchmark]: TraceAbstraction took 21973.99 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 231.7 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 77.3 MB). Peak memory consumption was 309.0 MB. Max. memory is 7.1 GB. [2018-10-14 16:53:29,697 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 0.18 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 95.01 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 1052.01 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 21973.99 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 231.7 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 77.3 MB). Peak memory consumption was 309.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 239]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 134 locations, 1 error locations. SAFE Result, 21.9s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 15.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 614 SDtfs, 2866 SDslu, 6453 SDs, 0 SdLazy, 6313 SolverSat, 231 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 283 GetRequests, 22 SyntacticMatches, 2 SemanticMatches, 259 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2949 ImplicationChecksByTransitivity, 11.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=191occurred in iteration=5, 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, 6 MinimizatonAttempts, 161 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 5.6s InterpolantComputationTime, 849 NumberOfCodeBlocks, 849 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 843 ConstructedInterpolants, 0 QuantifiedInterpolants, 1042566 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 37/162 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-10-14_16-53-29-708.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_48.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-10-14_16-53-29-708.csv Received shutdown request...