java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/programs/20181010-MemSafetyPathprograms/standard_strcpy_false-valid-deref_ground.i_11.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 10:59:49,018 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 10:59:49,021 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 10:59:49,032 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 10:59:49,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 10:59:49,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 10:59:49,035 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 10:59:49,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 10:59:49,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 10:59:49,040 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 10:59:49,041 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 10:59:49,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 10:59:49,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 10:59:49,042 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 10:59:49,043 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 10:59:49,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 10:59:49,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 10:59:49,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 10:59:49,048 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 10:59:49,050 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 10:59:49,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 10:59:49,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 10:59:49,055 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 10:59:49,056 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 10:59:49,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 10:59:49,058 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 10:59:49,059 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 10:59:49,060 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 10:59:49,060 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 10:59:49,062 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 10:59:49,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 10:59:49,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 10:59:49,063 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 10:59:49,064 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 10:59:49,065 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 10:59:49,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 10:59:49,067 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 10:59:49,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 10:59:49,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 10:59:49,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 10:59:49,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 10:59:49,097 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 10:59:49,110 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 10:59:49,114 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 10:59:49,115 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 10:59:49,116 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 10:59:49,116 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/standard_strcpy_false-valid-deref_ground.i_11.bpl [2019-08-05 10:59:49,117 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/standard_strcpy_false-valid-deref_ground.i_11.bpl' [2019-08-05 10:59:49,162 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 10:59:49,164 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 10:59:49,165 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 10:59:49,165 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 10:59:49,165 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 10:59:49,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:59:49" (1/1) ... [2019-08-05 10:59:49,195 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:59:49" (1/1) ... [2019-08-05 10:59:49,203 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 10:59:49,204 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 10:59:49,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 10:59:49,205 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 10:59:49,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:59:49" (1/1) ... [2019-08-05 10:59:49,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:59:49" (1/1) ... [2019-08-05 10:59:49,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:59:49" (1/1) ... [2019-08-05 10:59:49,219 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:59:49" (1/1) ... [2019-08-05 10:59:49,225 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:59:49" (1/1) ... [2019-08-05 10:59:49,227 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:59:49" (1/1) ... [2019-08-05 10:59:49,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:59:49" (1/1) ... [2019-08-05 10:59:49,231 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 10:59:49,232 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 10:59:49,232 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 10:59:49,232 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 10:59:49,233 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:59:49" (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 [2019-08-05 10:59:49,308 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 10:59:49,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 10:59:49,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 10:59:49,620 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 10:59:49,620 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 10:59:49,622 INFO L202 PluginConnector]: Adding new model standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 10:59:49 BoogieIcfgContainer [2019-08-05 10:59:49,622 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 10:59:49,624 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 10:59:49,624 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 10:59:49,627 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 10:59:49,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 10:59:49" (1/2) ... [2019-08-05 10:59:49,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c9db6d7 and model type standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 10:59:49, skipping insertion in model container [2019-08-05 10:59:49,629 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 10:59:49" (2/2) ... [2019-08-05 10:59:49,630 INFO L109 eAbstractionObserver]: Analyzing ICFG standard_strcpy_false-valid-deref_ground.i_11.bpl [2019-08-05 10:59:49,640 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 10:59:49,649 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-08-05 10:59:49,665 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-08-05 10:59:49,692 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 10:59:49,693 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 10:59:49,693 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 10:59:49,693 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 10:59:49,693 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 10:59:49,693 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 10:59:49,694 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 10:59:49,694 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 10:59:49,694 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 10:59:49,708 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2019-08-05 10:59:49,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-08-05 10:59:49,717 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:59:49,718 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-08-05 10:59:49,720 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:59:49,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:59:49,726 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2019-08-05 10:59:49,774 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:59:49,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:59:49,835 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2019-08-05 10:59:49,839 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:59:49,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-05 10:59:49,909 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 10:59:49,909 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-08-05 10:59:49,915 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-08-05 10:59:49,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-08-05 10:59:49,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 10:59:49,940 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2019-08-05 10:59:50,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:59:50,029 INFO L93 Difference]: Finished difference Result 7 states and 7 transitions. [2019-08-05 10:59:50,030 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-08-05 10:59:50,031 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2019-08-05 10:59:50,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:59:50,043 INFO L225 Difference]: With dead ends: 7 [2019-08-05 10:59:50,043 INFO L226 Difference]: Without dead ends: 7 [2019-08-05 10:59:50,046 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-08-05 10:59:50,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2019-08-05 10:59:50,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2019-08-05 10:59:50,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-08-05 10:59:50,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2019-08-05 10:59:50,112 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2019-08-05 10:59:50,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:59:50,113 INFO L475 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2019-08-05 10:59:50,113 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-08-05 10:59:50,113 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2019-08-05 10:59:50,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-08-05 10:59:50,114 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 10:59:50,114 INFO L399 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2019-08-05 10:59:50,115 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 10:59:50,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 10:59:50,116 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times [2019-08-05 10:59:50,117 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 10:59:50,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-08-05 10:59:50,288 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 17 conjunts are in the unsatisfiable core [2019-08-05 10:59:50,290 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-08-05 10:59:50,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-08-05 10:59:50,370 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-08-05 10:59:50,371 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-08-05 10:59:50,372 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-08-05 10:59:50,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-08-05 10:59:50,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-08-05 10:59:50,373 INFO L87 Difference]: Start difference. First operand 7 states and 7 transitions. Second operand 4 states. [2019-08-05 10:59:50,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-08-05 10:59:50,427 INFO L93 Difference]: Finished difference Result 5 states and 5 transitions. [2019-08-05 10:59:50,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-08-05 10:59:50,428 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2019-08-05 10:59:50,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-08-05 10:59:50,429 INFO L225 Difference]: With dead ends: 5 [2019-08-05 10:59:50,429 INFO L226 Difference]: Without dead ends: 0 [2019-08-05 10:59:50,431 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-08-05 10:59:50,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-08-05 10:59:50,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-08-05 10:59:50,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-08-05 10:59:50,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-08-05 10:59:50,432 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6 [2019-08-05 10:59:50,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-08-05 10:59:50,433 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-08-05 10:59:50,434 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-08-05 10:59:50,435 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-08-05 10:59:50,435 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-08-05 10:59:50,440 INFO L202 PluginConnector]: Adding new model standard_strcpy_false-valid-deref_ground.i_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 10:59:50 BoogieIcfgContainer [2019-08-05 10:59:50,440 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 10:59:50,444 INFO L168 Benchmark]: Toolchain (without parser) took 1277.94 ms. Allocated memory is still 133.2 MB. Free memory was 109.2 MB in the beginning and 64.3 MB in the end (delta: 44.9 MB). Peak memory consumption was 44.9 MB. Max. memory is 7.1 GB. [2019-08-05 10:59:50,446 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 110.9 MB in the beginning and 110.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 10:59:50,447 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.09 ms. Allocated memory is still 133.2 MB. Free memory was 109.2 MB in the beginning and 107.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-05 10:59:50,448 INFO L168 Benchmark]: Boogie Preprocessor took 26.70 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 106.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 10:59:50,450 INFO L168 Benchmark]: RCFGBuilder took 390.38 ms. Allocated memory is still 133.2 MB. Free memory was 106.2 MB in the beginning and 93.6 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 7.1 GB. [2019-08-05 10:59:50,451 INFO L168 Benchmark]: TraceAbstraction took 816.67 ms. Allocated memory is still 133.2 MB. Free memory was 93.4 MB in the beginning and 64.3 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. [2019-08-05 10:59:50,455 INFO L335 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 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 110.9 MB in the beginning and 110.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 39.09 ms. Allocated memory is still 133.2 MB. Free memory was 109.2 MB in the beginning and 107.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 26.70 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 106.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 390.38 ms. Allocated memory is still 133.2 MB. Free memory was 106.2 MB in the beginning and 93.6 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 816.67 ms. Allocated memory is still 133.2 MB. Free memory was 93.4 MB in the beginning and 64.3 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 123]: 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, 6 locations, 1 error locations. SAFE Result, 0.7s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 1 SDslu, 1 SDs, 0 SdLazy, 7 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 146 SizeOfPredicates, 13 NumberOfNonLiveVariables, 175 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...