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_40.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-093a8c0 [2018-10-14 16:52:47,330 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-14 16:52:47,332 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-14 16:52:47,344 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-14 16:52:47,344 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-14 16:52:47,345 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-14 16:52:47,346 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-14 16:52:47,348 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-14 16:52:47,350 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-14 16:52:47,351 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-14 16:52:47,351 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-14 16:52:47,352 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-14 16:52:47,353 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-14 16:52:47,354 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-14 16:52:47,355 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-14 16:52:47,356 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-14 16:52:47,356 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-14 16:52:47,358 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-14 16:52:47,360 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-14 16:52:47,362 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-14 16:52:47,363 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-14 16:52:47,364 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-14 16:52:47,367 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-14 16:52:47,367 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-14 16:52:47,367 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-14 16:52:47,368 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-14 16:52:47,369 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-14 16:52:47,370 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-14 16:52:47,371 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-14 16:52:47,372 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-14 16:52:47,372 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-14 16:52:47,376 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-14 16:52:47,376 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-14 16:52:47,376 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-14 16:52:47,378 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-14 16:52:47,379 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-14 16:52:47,380 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 16:52:47,401 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-14 16:52:47,402 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-14 16:52:47,402 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-14 16:52:47,403 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-14 16:52:47,404 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-14 16:52:47,404 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-14 16:52:47,405 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-14 16:52:47,405 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-14 16:52:47,405 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-14 16:52:47,405 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-14 16:52:47,405 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-14 16:52:47,406 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-14 16:52:47,406 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-14 16:52:47,407 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-14 16:52:47,407 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-14 16:52:47,455 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-14 16:52:47,469 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-14 16:52:47,474 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-14 16:52:47,475 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-14 16:52:47,476 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-14 16:52:47,477 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_40.bpl [2018-10-14 16:52:47,477 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_40.bpl' [2018-10-14 16:52:47,550 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-14 16:52:47,552 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-10-14 16:52:47,553 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-14 16:52:47,553 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-14 16:52:47,553 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-14 16:52:47,580 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_40.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:52:47" (1/1) ... [2018-10-14 16:52:47,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_40.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:52:47" (1/1) ... [2018-10-14 16:52:47,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_40.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:52:47" (1/1) ... [2018-10-14 16:52:47,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_40.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:52:47" (1/1) ... [2018-10-14 16:52:47,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_40.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:52:47" (1/1) ... [2018-10-14 16:52:47,612 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_40.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:52:47" (1/1) ... [2018-10-14 16:52:47,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_40.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:52:47" (1/1) ... [2018-10-14 16:52:47,617 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-14 16:52:47,618 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-14 16:52:47,619 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-14 16:52:47,619 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-14 16:52:47,620 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_40.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:52:47" (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 16:52:47,699 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-14 16:52:47,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-14 16:52:47,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-14 16:52:48,530 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-14 16:52:48,531 INFO L202 PluginConnector]: Adding new model sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_40.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:52:48 BoogieIcfgContainer [2018-10-14 16:52:48,531 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-14 16:52:48,532 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-14 16:52:48,533 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-14 16:52:48,536 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-14 16:52:48,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_40.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:52:47" (1/2) ... [2018-10-14 16:52:48,537 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6849ef09 and model type sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_40.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 04:52:48, skipping insertion in model container [2018-10-14 16:52:48,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_40.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:52:48" (2/2) ... [2018-10-14 16:52:48,539 INFO L112 eAbstractionObserver]: Analyzing ICFG sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_40.bpl [2018-10-14 16:52:48,549 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-14 16:52:48,558 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-14 16:52:48,575 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-14 16:52:48,604 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-14 16:52:48,605 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-14 16:52:48,605 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-14 16:52:48,605 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-14 16:52:48,606 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-14 16:52:48,606 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-14 16:52:48,606 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-14 16:52:48,606 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-14 16:52:48,606 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-14 16:52:48,627 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states. [2018-10-14 16:52:48,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-14 16:52:48,640 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:52:48,641 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] [2018-10-14 16:52:48,642 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:52:48,648 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:52:48,649 INFO L82 PathProgramCache]: Analyzing trace with hash 1399849316, now seen corresponding path program 1 times [2018-10-14 16:52:48,701 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:52:48,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:52:49,611 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 16:52:49,614 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-14 16:52:49,615 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2018-10-14 16:52:49,620 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-10-14 16:52:49,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-10-14 16:52:49,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=182, Unknown=0, NotChecked=0, Total=210 [2018-10-14 16:52:49,641 INFO L87 Difference]: Start difference. First operand 113 states. Second operand 15 states. [2018-10-14 16:52:50,693 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-14 16:52:52,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:52:52,189 INFO L93 Difference]: Finished difference Result 131 states and 131 transitions. [2018-10-14 16:52:52,189 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-10-14 16:52:52,191 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 92 [2018-10-14 16:52:52,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:52:52,206 INFO L225 Difference]: With dead ends: 131 [2018-10-14 16:52:52,206 INFO L226 Difference]: Without dead ends: 131 [2018-10-14 16:52:52,209 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=245, Invalid=1015, Unknown=0, NotChecked=0, Total=1260 [2018-10-14 16:52:52,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2018-10-14 16:52:52,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 114. [2018-10-14 16:52:52,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-10-14 16:52:52,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 114 transitions. [2018-10-14 16:52:52,263 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 114 transitions. Word has length 92 [2018-10-14 16:52:52,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:52:52,264 INFO L481 AbstractCegarLoop]: Abstraction has 114 states and 114 transitions. [2018-10-14 16:52:52,264 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-10-14 16:52:52,265 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 114 transitions. [2018-10-14 16:52:52,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-14 16:52:52,269 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:52:52,269 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-10-14 16:52:52,270 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:52:52,270 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:52:52,270 INFO L82 PathProgramCache]: Analyzing trace with hash -1425990926, now seen corresponding path program 1 times [2018-10-14 16:52:52,271 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:52:52,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:52:53,478 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-14 16:52:53,479 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-14 16:52:53,479 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2018-10-14 16:52:53,481 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-10-14 16:52:53,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-10-14 16:52:53,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=548, Unknown=0, NotChecked=0, Total=600 [2018-10-14 16:52:53,482 INFO L87 Difference]: Start difference. First operand 114 states and 114 transitions. Second operand 25 states. [2018-10-14 16:52:56,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:52:56,786 INFO L93 Difference]: Finished difference Result 110 states and 109 transitions. [2018-10-14 16:52:56,786 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-10-14 16:52:56,786 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 113 [2018-10-14 16:52:56,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:52:56,787 INFO L225 Difference]: With dead ends: 110 [2018-10-14 16:52:56,787 INFO L226 Difference]: Without dead ends: 0 [2018-10-14 16:52:56,790 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 511 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=325, Invalid=2645, Unknown=0, NotChecked=0, Total=2970 [2018-10-14 16:52:56,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-14 16:52:56,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-14 16:52:56,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-14 16:52:56,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-14 16:52:56,791 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 113 [2018-10-14 16:52:56,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:52:56,791 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-14 16:52:56,791 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-10-14 16:52:56,791 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-14 16:52:56,791 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-14 16:52:56,796 INFO L202 PluginConnector]: Adding new model sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_40.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 04:52:56 BoogieIcfgContainer [2018-10-14 16:52:56,797 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-14 16:52:56,797 INFO L168 Benchmark]: Toolchain (without parser) took 9246.56 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 37.7 MB). Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 151.5 MB). Peak memory consumption was 189.2 MB. Max. memory is 7.1 GB. [2018-10-14 16:52:56,799 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. [2018-10-14 16:52:56,800 INFO L168 Benchmark]: Boogie Preprocessor took 65.37 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 16:52:56,801 INFO L168 Benchmark]: RCFGBuilder took 912.58 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-14 16:52:56,802 INFO L168 Benchmark]: TraceAbstraction took 8264.20 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 37.7 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 119.7 MB). Peak memory consumption was 157.5 MB. Max. memory is 7.1 GB. [2018-10-14 16:52:56,806 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 Preprocessor took 65.37 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 912.58 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 8264.20 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 37.7 MB). Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 119.7 MB). Peak memory consumption was 157.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 206]: 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, 113 locations, 1 error locations. SAFE Result, 8.2s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 5.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 105 SDtfs, 817 SDslu, 1144 SDs, 0 SdLazy, 1757 SolverSat, 67 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 95 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 719 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=114occurred 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, 2 MinimizatonAttempts, 17 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 205 NumberOfCodeBlocks, 205 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 203 ConstructedInterpolants, 0 QuantifiedInterpolants, 268471 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 2/3 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_40.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-10-14_16-52-56-818.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/sll-simple-white-blue_true-unreach-call_false-valid-memtrack.i_40.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-10-14_16-52-56-818.csv Received shutdown request...