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-b8f97f7-m [2018-10-10 15:33:19,885 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-10 15:33:19,887 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-10 15:33:19,899 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-10 15:33:19,900 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-10 15:33:19,901 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-10 15:33:19,902 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-10 15:33:19,904 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-10 15:33:19,906 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-10 15:33:19,907 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-10 15:33:19,907 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-10 15:33:19,908 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-10 15:33:19,909 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-10 15:33:19,910 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-10 15:33:19,911 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-10 15:33:19,912 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-10 15:33:19,913 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-10 15:33:19,918 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-10 15:33:19,923 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-10 15:33:19,924 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-10 15:33:19,926 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-10 15:33:19,927 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-10 15:33:19,929 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-10 15:33:19,930 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-10 15:33:19,930 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-10 15:33:19,931 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-10 15:33:19,932 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-10 15:33:19,933 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-10 15:33:19,934 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-10 15:33:19,935 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-10 15:33:19,935 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-10 15:33:19,936 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-10 15:33:19,936 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-10 15:33:19,936 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-10 15:33:19,937 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-10 15:33:19,938 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-10 15:33:19,938 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf [2018-10-10 15:33:19,948 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-10 15:33:19,948 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-10 15:33:19,949 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-10 15:33:19,949 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-10 15:33:19,950 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-10 15:33:19,950 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-10 15:33:19,951 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-10 15:33:19,951 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-10 15:33:19,951 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-10 15:33:19,951 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-10 15:33:19,952 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-10 15:33:19,952 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-10 15:33:19,952 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-10 15:33:19,953 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-10 15:33:19,953 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-10 15:33:19,998 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-10 15:33:20,011 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-10 15:33:20,015 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-10 15:33:20,017 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-10 15:33:20,017 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-10 15:33:20,018 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/dll_extends_pointer_true-valid-memsafety.i_23.bpl [2018-10-10 15:33:20,019 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/dll_extends_pointer_true-valid-memsafety.i_23.bpl' [2018-10-10 15:33:20,088 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-10 15:33:20,089 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-10-10 15:33:20,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-10 15:33:20,090 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-10 15:33:20,091 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-10 15:33:20,118 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 10.10 03:33:20" (1/1) ... [2018-10-10 15:33:20,120 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 10.10 03:33:20" (1/1) ... [2018-10-10 15:33:20,141 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 10.10 03:33:20" (1/1) ... [2018-10-10 15:33:20,141 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 10.10 03:33:20" (1/1) ... [2018-10-10 15:33:20,159 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 10.10 03:33:20" (1/1) ... [2018-10-10 15:33:20,163 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 10.10 03:33:20" (1/1) ... [2018-10-10 15:33:20,165 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 10.10 03:33:20" (1/1) ... [2018-10-10 15:33:20,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-10 15:33:20,175 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-10 15:33:20,176 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-10 15:33:20,176 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-10 15:33:20,177 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 10.10 03:33:20" (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 [2018-10-10 15:33:20,245 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-10 15:33:20,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-10 15:33:20,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-10 15:33:20,941 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-10 15:33:20,942 INFO L202 PluginConnector]: Adding new model dll_extends_pointer_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 03:33:20 BoogieIcfgContainer [2018-10-10 15:33:20,942 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-10 15:33:20,944 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-10 15:33:20,945 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-10 15:33:20,948 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-10 15:33:20,948 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 10.10 03:33:20" (1/2) ... [2018-10-10 15:33:20,949 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eb223d7 and model type dll_extends_pointer_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.10 03:33:20, skipping insertion in model container [2018-10-10 15:33:20,950 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 10.10 03:33:20" (2/2) ... [2018-10-10 15:33:20,952 INFO L112 eAbstractionObserver]: Analyzing ICFG dll_extends_pointer_true-valid-memsafety.i_23.bpl [2018-10-10 15:33:20,961 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-10-10 15:33:20,970 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-10 15:33:20,988 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-10 15:33:21,022 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-10-10 15:33:21,023 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-10 15:33:21,023 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-10 15:33:21,023 INFO L384 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-10-10 15:33:21,023 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-10 15:33:21,023 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-10 15:33:21,024 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-10 15:33:21,024 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-10 15:33:21,024 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-10 15:33:21,044 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states. [2018-10-10 15:33:21,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-10-10 15:33:21,055 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 15:33:21,056 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] [2018-10-10 15:33:21,058 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 15:33:21,064 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 15:33:21,064 INFO L82 PathProgramCache]: Analyzing trace with hash -558845163, now seen corresponding path program 1 times [2018-10-10 15:33:21,121 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 15:33:21,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 15:33:21,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-10 15:33:21,825 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-10 15:33:21,826 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-10-10 15:33:21,831 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-10 15:33:21,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-10 15:33:21,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-10-10 15:33:21,852 INFO L87 Difference]: Start difference. First operand 89 states. Second operand 9 states. [2018-10-10 15:33:22,584 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-10-10 15:33:23,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 15:33:23,190 INFO L93 Difference]: Finished difference Result 129 states and 129 transitions. [2018-10-10 15:33:23,190 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-10-10 15:33:23,191 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 69 [2018-10-10 15:33:23,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 15:33:23,207 INFO L225 Difference]: With dead ends: 129 [2018-10-10 15:33:23,208 INFO L226 Difference]: Without dead ends: 129 [2018-10-10 15:33:23,210 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2018-10-10 15:33:23,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2018-10-10 15:33:23,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 112. [2018-10-10 15:33:23,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2018-10-10 15:33:23,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 112 transitions. [2018-10-10 15:33:23,262 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 112 transitions. Word has length 69 [2018-10-10 15:33:23,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 15:33:23,263 INFO L481 AbstractCegarLoop]: Abstraction has 112 states and 112 transitions. [2018-10-10 15:33:23,263 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-10 15:33:23,264 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 112 transitions. [2018-10-10 15:33:23,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-10 15:33:23,268 INFO L367 BasicCegarLoop]: Found error trace [2018-10-10 15:33:23,268 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] [2018-10-10 15:33:23,269 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-10-10 15:33:23,269 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-10 15:33:23,269 INFO L82 PathProgramCache]: Analyzing trace with hash -78105846, now seen corresponding path program 1 times [2018-10-10 15:33:23,272 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-10-10 15:33:23,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-10 15:33:23,584 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-10 15:33:23,584 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-10-10 15:33:23,585 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2018-10-10 15:33:23,587 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-10 15:33:23,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-10 15:33:23,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-10-10 15:33:23,588 INFO L87 Difference]: Start difference. First operand 112 states and 112 transitions. Second operand 9 states. [2018-10-10 15:33:24,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-10 15:33:24,302 INFO L93 Difference]: Finished difference Result 110 states and 110 transitions. [2018-10-10 15:33:24,305 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-10 15:33:24,305 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 111 [2018-10-10 15:33:24,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-10 15:33:24,307 INFO L225 Difference]: With dead ends: 110 [2018-10-10 15:33:24,307 INFO L226 Difference]: Without dead ends: 0 [2018-10-10 15:33:24,308 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2018-10-10 15:33:24,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-10 15:33:24,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-10 15:33:24,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-10 15:33:24,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-10 15:33:24,309 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 111 [2018-10-10 15:33:24,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-10 15:33:24,310 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-10 15:33:24,310 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-10 15:33:24,310 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-10 15:33:24,310 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-10 15:33:24,315 INFO L202 PluginConnector]: Adding new model dll_extends_pointer_true-valid-memsafety.i_23.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.10 03:33:24 BoogieIcfgContainer [2018-10-10 15:33:24,316 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-10 15:33:24,317 INFO L168 Benchmark]: Toolchain (without parser) took 4228.34 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. [2018-10-10 15:33:24,318 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 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. [2018-10-10 15:33:24,319 INFO L168 Benchmark]: Boogie Preprocessor took 81.35 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. [2018-10-10 15:33:24,319 INFO L168 Benchmark]: RCFGBuilder took 767.12 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. [2018-10-10 15:33:24,320 INFO L168 Benchmark]: TraceAbstraction took 3371.51 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. [2018-10-10 15:33:24,324 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 0.23 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 81.35 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 767.12 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 3371.51 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, 3.3s 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, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 1.0s 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, 0.8s 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-0-2018-10-10_15-33-24-336.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-0-2018-10-10_15-33-24-336.csv Received shutdown request...