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/dll_extends_pointer_true-valid-memsafety.i_23.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-093a8c0 [2018-10-14 16:40:40,158 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-14 16:40:40,161 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-14 16:40:40,180 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-14 16:40:40,181 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-14 16:40:40,182 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-14 16:40:40,183 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-14 16:40:40,186 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-14 16:40:40,188 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-14 16:40:40,189 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-14 16:40:40,190 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-14 16:40:40,191 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-14 16:40:40,193 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-14 16:40:40,194 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-14 16:40:40,195 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-14 16:40:40,196 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-14 16:40:40,196 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-14 16:40:40,198 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-14 16:40:40,200 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-14 16:40:40,202 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-14 16:40:40,203 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-14 16:40:40,204 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-14 16:40:40,207 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-14 16:40:40,207 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-14 16:40:40,207 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-14 16:40:40,208 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-14 16:40:40,209 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-14 16:40:40,210 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-14 16:40:40,211 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-14 16:40:40,212 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-14 16:40:40,212 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-14 16:40:40,213 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-14 16:40:40,213 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-14 16:40:40,213 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-14 16:40:40,214 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-14 16:40:40,215 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-14 16:40:40,215 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 16:40:40,225 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-14 16:40:40,225 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-14 16:40:40,226 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-14 16:40:40,226 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-14 16:40:40,226 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-14 16:40:40,227 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-14 16:40:40,227 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-14 16:40:40,227 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-14 16:40:40,228 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-14 16:40:40,228 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-14 16:40:40,228 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-14 16:40:40,228 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-14 16:40:40,229 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-14 16:40:40,230 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-14 16:40:40,230 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-14 16:40:40,294 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-14 16:40:40,311 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-14 16:40:40,318 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-14 16:40:40,320 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-14 16:40:40,320 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-14 16:40:40,321 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/dll_extends_pointer_true-valid-memsafety.i_23.bpl [2018-10-14 16:40:40,321 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/dll_extends_pointer_true-valid-memsafety.i_23.bpl' [2018-10-14 16:40:40,390 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-14 16:40:40,392 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-10-14 16:40:40,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-14 16:40:40,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-14 16:40:40,393 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-14 16:40:40,420 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:40:40" (1/1) ... [2018-10-14 16:40:40,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:40:40" (1/1) ... [2018-10-14 16:40:40,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:40:40" (1/1) ... [2018-10-14 16:40:40,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:40:40" (1/1) ... [2018-10-14 16:40:40,465 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:40:40" (1/1) ... [2018-10-14 16:40:40,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:40:40" (1/1) ... [2018-10-14 16:40:40,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:40:40" (1/1) ... [2018-10-14 16:40:40,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-14 16:40:40,475 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-14 16:40:40,475 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-14 16:40:40,475 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-14 16:40:40,476 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "dll_extends_pointer_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:40:40" (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 16:40:40,555 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-14 16:40:40,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-14 16:40:40,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-14 16:40:41,210 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-14 16:40:41,210 INFO L202 PluginConnector]: Adding new model dll_extends_pointer_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:40:41 BoogieIcfgContainer [2018-10-14 16:40:41,211 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-14 16:40:41,212 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-14 16:40:41,212 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-14 16:40:41,215 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-14 16:40:41,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "dll_extends_pointer_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:40:40" (1/2) ... [2018-10-14 16:40:41,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bc8cef0 and model type dll_extends_pointer_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 04:40:41, skipping insertion in model container [2018-10-14 16:40:41,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "dll_extends_pointer_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:40:41" (2/2) ... [2018-10-14 16:40:41,219 INFO L112 eAbstractionObserver]: Analyzing ICFG dll_extends_pointer_true-valid-memsafety.i_23.bpl [2018-10-14 16:40:41,228 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-14 16:40:41,236 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-14 16:40:41,250 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-14 16:40:41,276 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-14 16:40:41,277 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-14 16:40:41,277 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-14 16:40:41,277 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-14 16:40:41,277 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-14 16:40:41,278 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-14 16:40:41,278 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-14 16:40:41,278 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-14 16:40:41,278 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-14 16:40:41,297 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states. [2018-10-14 16:40:41,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-14 16:40:41,309 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:40:41,310 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] [2018-10-14 16:40:41,312 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:40:41,317 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:40:41,318 INFO L82 PathProgramCache]: Analyzing trace with hash -558845163, now seen corresponding path program 1 times [2018-10-14 16:40:41,365 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:40:41,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:40:42,038 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 16:40:42,041 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-14 16:40:42,041 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-10-14 16:40:42,046 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-14 16:40:42,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-14 16:40:42,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-10-14 16:40:42,067 INFO L87 Difference]: Start difference. First operand 89 states. Second operand 9 states. [2018-10-14 16:40:42,841 WARN L179 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-10-14 16:40:43,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:40:43,401 INFO L93 Difference]: Finished difference Result 129 states and 129 transitions. [2018-10-14 16:40:43,401 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-10-14 16:40:43,402 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 69 [2018-10-14 16:40:43,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:40:43,417 INFO L225 Difference]: With dead ends: 129 [2018-10-14 16:40:43,418 INFO L226 Difference]: Without dead ends: 129 [2018-10-14 16:40:43,423 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2018-10-14 16:40:43,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2018-10-14 16:40:43,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 112. [2018-10-14 16:40:43,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2018-10-14 16:40:43,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 112 transitions. [2018-10-14 16:40:43,467 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 112 transitions. Word has length 69 [2018-10-14 16:40:43,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:40:43,468 INFO L481 AbstractCegarLoop]: Abstraction has 112 states and 112 transitions. [2018-10-14 16:40:43,468 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-14 16:40:43,469 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 112 transitions. [2018-10-14 16:40:43,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-14 16:40:43,474 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:40:43,474 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 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] [2018-10-14 16:40:43,475 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:40:43,475 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:40:43,475 INFO L82 PathProgramCache]: Analyzing trace with hash -78105846, now seen corresponding path program 1 times [2018-10-14 16:40:43,477 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:40:43,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:40:43,775 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-14 16:40:43,776 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-14 16:40:43,776 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2018-10-14 16:40:43,778 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-14 16:40:43,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-14 16:40:43,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-10-14 16:40:43,779 INFO L87 Difference]: Start difference. First operand 112 states and 112 transitions. Second operand 9 states. [2018-10-14 16:40:44,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:40:44,474 INFO L93 Difference]: Finished difference Result 110 states and 110 transitions. [2018-10-14 16:40:44,475 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-14 16:40:44,475 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 111 [2018-10-14 16:40:44,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:40:44,477 INFO L225 Difference]: With dead ends: 110 [2018-10-14 16:40:44,477 INFO L226 Difference]: Without dead ends: 0 [2018-10-14 16:40:44,478 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2018-10-14 16:40:44,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-14 16:40:44,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-14 16:40:44,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-14 16:40:44,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-14 16:40:44,479 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 111 [2018-10-14 16:40:44,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:40:44,480 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-14 16:40:44,480 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-14 16:40:44,480 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-14 16:40:44,480 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-14 16:40:44,485 INFO L202 PluginConnector]: Adding new model dll_extends_pointer_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 04:40:44 BoogieIcfgContainer [2018-10-14 16:40:44,485 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-14 16:40:44,486 INFO L168 Benchmark]: Toolchain (without parser) took 4095.04 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 190.3 MB). Peak memory consumption was 190.3 MB. Max. memory is 7.1 GB. [2018-10-14 16:40:44,488 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 16:40:44,489 INFO L168 Benchmark]: Boogie Preprocessor took 81.61 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 16:40:44,489 INFO L168 Benchmark]: RCFGBuilder took 735.86 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 16:40:44,491 INFO L168 Benchmark]: TraceAbstraction took 3273.34 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 158.6 MB). Peak memory consumption was 158.6 MB. Max. memory is 7.1 GB. [2018-10-14 16:40:44,495 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 81.61 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 735.86 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 3273.34 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 158.6 MB). Peak memory consumption was 158.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 146]: 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, 89 locations, 1 error locations. SAFE Result, 3.2s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 2.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 85 SDtfs, 457 SDslu, 285 SDs, 0 SdLazy, 461 SolverSat, 42 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=112occurred 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, 0.7s InterpolantComputationTime, 180 NumberOfCodeBlocks, 180 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 178 ConstructedInterpolants, 0 QuantifiedInterpolants, 56816 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 16/25 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/dll_extends_pointer_true-valid-memsafety.i_23.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-10-14_16-40-44-507.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/dll_extends_pointer_true-valid-memsafety.i_23.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-10-14_16-40-44-507.csv Received shutdown request...