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_24.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-093a8c0 [2018-10-14 16:40:45,692 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-14 16:40:45,694 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-14 16:40:45,707 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-14 16:40:45,707 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-14 16:40:45,709 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-14 16:40:45,710 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-14 16:40:45,711 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-14 16:40:45,713 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-14 16:40:45,714 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-14 16:40:45,715 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-14 16:40:45,715 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-14 16:40:45,716 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-14 16:40:45,717 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-14 16:40:45,718 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-14 16:40:45,719 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-14 16:40:45,719 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-14 16:40:45,725 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-14 16:40:45,727 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-14 16:40:45,728 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-14 16:40:45,731 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-14 16:40:45,733 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-14 16:40:45,735 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-14 16:40:45,735 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-14 16:40:45,735 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-14 16:40:45,736 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-14 16:40:45,737 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-14 16:40:45,737 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-14 16:40:45,738 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-14 16:40:45,739 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-14 16:40:45,739 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-14 16:40:45,740 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-14 16:40:45,740 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-14 16:40:45,740 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-14 16:40:45,741 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-14 16:40:45,742 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-14 16:40:45,742 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 16:40:45,751 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-14 16:40:45,751 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-14 16:40:45,752 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-14 16:40:45,752 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-14 16:40:45,752 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-14 16:40:45,752 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-14 16:40:45,753 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-14 16:40:45,753 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-14 16:40:45,753 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-14 16:40:45,754 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-14 16:40:45,754 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-14 16:40:45,754 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-14 16:40:45,754 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-14 16:40:45,755 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-14 16:40:45,755 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-14 16:40:45,806 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-14 16:40:45,821 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-14 16:40:45,828 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-14 16:40:45,830 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-14 16:40:45,830 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-14 16:40:45,831 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/dll_extends_pointer_true-valid-memsafety.i_24.bpl [2018-10-14 16:40:45,831 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/dll_extends_pointer_true-valid-memsafety.i_24.bpl' [2018-10-14 16:40:45,907 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-14 16:40:45,909 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-10-14 16:40:45,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-14 16:40:45,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-14 16:40:45,910 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-14 16:40:45,937 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:40:45" (1/1) ... [2018-10-14 16:40:45,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:40:45" (1/1) ... [2018-10-14 16:40:45,958 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:40:45" (1/1) ... [2018-10-14 16:40:45,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:40:45" (1/1) ... [2018-10-14 16:40:45,972 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:40:45" (1/1) ... [2018-10-14 16:40:45,978 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:40:45" (1/1) ... [2018-10-14 16:40:45,980 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "dll_extends_pointer_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:40:45" (1/1) ... [2018-10-14 16:40:45,985 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-14 16:40:45,986 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-14 16:40:45,987 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-14 16:40:45,989 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-14 16:40:45,990 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "dll_extends_pointer_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:40:45" (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 16:40:46,068 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-14 16:40:46,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-14 16:40:46,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-14 16:40:46,778 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-14 16:40:46,779 INFO L202 PluginConnector]: Adding new model dll_extends_pointer_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:40:46 BoogieIcfgContainer [2018-10-14 16:40:46,779 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-14 16:40:46,780 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-14 16:40:46,780 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-14 16:40:46,784 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-14 16:40:46,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "dll_extends_pointer_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 04:40:45" (1/2) ... [2018-10-14 16:40:46,785 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30b9e50 and model type dll_extends_pointer_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 04:40:46, skipping insertion in model container [2018-10-14 16:40:46,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "dll_extends_pointer_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:40:46" (2/2) ... [2018-10-14 16:40:46,788 INFO L112 eAbstractionObserver]: Analyzing ICFG dll_extends_pointer_true-valid-memsafety.i_24.bpl [2018-10-14 16:40:46,798 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-14 16:40:46,807 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-14 16:40:46,825 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-14 16:40:46,854 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-14 16:40:46,855 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-14 16:40:46,855 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-14 16:40:46,856 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-14 16:40:46,856 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-14 16:40:46,856 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-14 16:40:46,856 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-14 16:40:46,856 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-14 16:40:46,856 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-14 16:40:46,882 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states. [2018-10-14 16:40:46,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-10-14 16:40:46,905 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:40:46,906 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] [2018-10-14 16:40:46,908 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:40:46,916 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:40:46,916 INFO L82 PathProgramCache]: Analyzing trace with hash -144334280, now seen corresponding path program 1 times [2018-10-14 16:40:46,983 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:40:47,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:40:48,100 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 16:40:48,103 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-14 16:40:48,103 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-10-14 16:40:48,108 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-10-14 16:40:48,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-10-14 16:40:48,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-10-14 16:40:48,128 INFO L87 Difference]: Start difference. First operand 89 states. Second operand 13 states. [2018-10-14 16:40:48,651 WARN L179 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-10-14 16:40:50,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:40:50,122 INFO L93 Difference]: Finished difference Result 129 states and 129 transitions. [2018-10-14 16:40:50,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-10-14 16:40:50,125 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 70 [2018-10-14 16:40:50,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:40:50,146 INFO L225 Difference]: With dead ends: 129 [2018-10-14 16:40:50,155 INFO L226 Difference]: Without dead ends: 129 [2018-10-14 16:40:50,158 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=160, Invalid=490, Unknown=0, NotChecked=0, Total=650 [2018-10-14 16:40:50,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2018-10-14 16:40:50,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 113. [2018-10-14 16:40:50,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2018-10-14 16:40:50,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 113 transitions. [2018-10-14 16:40:50,219 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 113 transitions. Word has length 70 [2018-10-14 16:40:50,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:40:50,220 INFO L481 AbstractCegarLoop]: Abstraction has 113 states and 113 transitions. [2018-10-14 16:40:50,220 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-10-14 16:40:50,221 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 113 transitions. [2018-10-14 16:40:50,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-14 16:40:50,225 INFO L367 BasicCegarLoop]: Found error trace [2018-10-14 16:40:50,225 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, 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] [2018-10-14 16:40:50,226 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-14 16:40:50,226 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-14 16:40:50,226 INFO L82 PathProgramCache]: Analyzing trace with hash 1787450462, now seen corresponding path program 1 times [2018-10-14 16:40:50,228 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-14 16:40:50,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-14 16:40:50,940 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-14 16:40:50,941 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-14 16:40:50,941 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-10-14 16:40:50,943 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-10-14 16:40:50,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-10-14 16:40:50,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2018-10-14 16:40:50,945 INFO L87 Difference]: Start difference. First operand 113 states and 113 transitions. Second operand 14 states. [2018-10-14 16:40:52,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-14 16:40:52,106 INFO L93 Difference]: Finished difference Result 127 states and 127 transitions. [2018-10-14 16:40:52,108 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-10-14 16:40:52,108 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 112 [2018-10-14 16:40:52,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-14 16:40:52,110 INFO L225 Difference]: With dead ends: 127 [2018-10-14 16:40:52,110 INFO L226 Difference]: Without dead ends: 0 [2018-10-14 16:40:52,111 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=234, Invalid=636, Unknown=0, NotChecked=0, Total=870 [2018-10-14 16:40:52,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-14 16:40:52,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-14 16:40:52,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-14 16:40:52,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-14 16:40:52,113 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 112 [2018-10-14 16:40:52,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-14 16:40:52,113 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-14 16:40:52,113 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-10-14 16:40:52,114 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-14 16:40:52,114 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-14 16:40:52,119 INFO L202 PluginConnector]: Adding new model dll_extends_pointer_true-valid-memsafety.i_24.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 04:40:52 BoogieIcfgContainer [2018-10-14 16:40:52,119 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-14 16:40:52,120 INFO L168 Benchmark]: Toolchain (without parser) took 6211.88 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 393.9 MB). Peak memory consumption was 393.9 MB. Max. memory is 7.1 GB. [2018-10-14 16:40:52,121 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 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 16:40:52,123 INFO L168 Benchmark]: Boogie Preprocessor took 75.87 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 16:40:52,123 INFO L168 Benchmark]: RCFGBuilder took 792.65 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 16:40:52,124 INFO L168 Benchmark]: TraceAbstraction took 5338.93 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 362.2 MB). Peak memory consumption was 362.2 MB. Max. memory is 7.1 GB. [2018-10-14 16:40:52,128 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 0.21 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 75.87 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 792.65 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 5338.93 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 362.2 MB). Peak memory consumption was 362.2 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, 5.2s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 3.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 107 SDtfs, 771 SDslu, 519 SDs, 0 SdLazy, 802 SolverSat, 32 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 63 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113occurred 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, 16 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 182 NumberOfCodeBlocks, 182 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 180 ConstructedInterpolants, 0 QuantifiedInterpolants, 142029 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 5/26 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_24.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-10-14_16-40-52-140.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/dll_extends_pointer_true-valid-memsafety.i_24.bpl_heapsep-2018-09-18.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-10-14_16-40-52-140.csv Received shutdown request...