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/regression/bpl/interprocedural/BugHoareAnnotation2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:08:44,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:08:44,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:08:44,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:08:44,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:08:44,070 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:08:44,071 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:08:44,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:08:44,075 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:08:44,076 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:08:44,077 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:08:44,077 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:08:44,078 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:08:44,079 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:08:44,080 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:08:44,081 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:08:44,082 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:08:44,082 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:08:44,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:08:44,086 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:08:44,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:08:44,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:08:44,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:08:44,091 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:08:44,093 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:08:44,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:08:44,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:08:44,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:08:44,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:08:44,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:08:44,096 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:08:44,097 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:08:44,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:08:44,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:08:44,099 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:08:44,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:08:44,100 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:08:44,101 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:08:44,101 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:08:44,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:08:44,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:08:44,135 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:08:44,150 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:08:44,153 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:08:44,154 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:08:44,155 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:08:44,155 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugHoareAnnotation2.bpl [2019-08-05 11:08:44,156 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugHoareAnnotation2.bpl' [2019-08-05 11:08:44,181 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:08:44,182 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 11:08:44,183 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 11:08:44,183 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 11:08:44,183 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 11:08:44,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "BugHoareAnnotation2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:08:44" (1/1) ... [2019-08-05 11:08:44,210 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "BugHoareAnnotation2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:08:44" (1/1) ... [2019-08-05 11:08:44,216 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 11:08:44,217 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 11:08:44,217 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 11:08:44,231 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 11:08:44,232 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:08:44,232 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:08:44,232 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:08:44,242 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugHoareAnnotation2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:08:44" (1/1) ... [2019-08-05 11:08:44,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugHoareAnnotation2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:08:44" (1/1) ... [2019-08-05 11:08:44,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugHoareAnnotation2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:08:44" (1/1) ... [2019-08-05 11:08:44,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugHoareAnnotation2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:08:44" (1/1) ... [2019-08-05 11:08:44,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugHoareAnnotation2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:08:44" (1/1) ... [2019-08-05 11:08:44,247 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugHoareAnnotation2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:08:44" (1/1) ... [2019-08-05 11:08:44,247 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugHoareAnnotation2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:08:44" (1/1) ... [2019-08-05 11:08:44,249 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:08:44,249 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:08:44,249 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:08:44,250 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:08:44,251 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugHoareAnnotation2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:08:44" (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 11:08:44,312 INFO L124 BoogieDeclarations]: Specification and implementation of procedure isOne given in one single declaration [2019-08-05 11:08:44,312 INFO L130 BoogieDeclarations]: Found specification of procedure isOne [2019-08-05 11:08:44,313 INFO L138 BoogieDeclarations]: Found implementation of procedure isOne [2019-08-05 11:08:44,313 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-05 11:08:44,313 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-05 11:08:44,313 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-05 11:08:44,313 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 11:08:44,314 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 11:08:44,314 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 11:08:44,899 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:08:44,900 INFO L283 CfgBuilder]: Removed 10 assume(true) statements. [2019-08-05 11:08:44,902 INFO L202 PluginConnector]: Adding new model BugHoareAnnotation2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:08:44 BoogieIcfgContainer [2019-08-05 11:08:44,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:08:44,903 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 11:08:44,903 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 11:08:44,907 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 11:08:44,907 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "BugHoareAnnotation2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:08:44" (1/2) ... [2019-08-05 11:08:44,909 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4addd60a and model type BugHoareAnnotation2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 11:08:44, skipping insertion in model container [2019-08-05 11:08:44,909 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "BugHoareAnnotation2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:08:44" (2/2) ... [2019-08-05 11:08:44,911 INFO L109 eAbstractionObserver]: Analyzing ICFG BugHoareAnnotation2.bpl [2019-08-05 11:08:44,921 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 11:08:44,929 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-08-05 11:08:44,946 INFO L252 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-08-05 11:08:44,969 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 11:08:44,970 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 11:08:44,970 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 11:08:44,971 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 11:08:44,971 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 11:08:44,971 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 11:08:44,971 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 11:08:44,971 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 11:08:44,971 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 11:08:44,986 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states. [2019-08-05 11:08:44,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2019-08-05 11:08:44,995 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 11:08:44,996 INFO L399 BasicCegarLoop]: trace histogram [1, 1] [2019-08-05 11:08:44,998 INFO L418 AbstractCegarLoop]: === Iteration 1 === [fooErr0ASSERT_VIOLATIONASSERT, mainErr0ASSERT_VIOLATIONASSERT, mainErr1ASSERT_VIOLATIONASSERT]=== [2019-08-05 11:08:45,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 11:08:45,004 INFO L82 PathProgramCache]: Analyzing trace with hash 2413, now seen corresponding path program 1 times [2019-08-05 11:08:45,055 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 11:08:45,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 11:08:45,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 11:08:45,091 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-08-05 11:08:45,110 INFO L202 PluginConnector]: Adding new model BugHoareAnnotation2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 11:08:45 BoogieIcfgContainer [2019-08-05 11:08:45,110 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 11:08:45,113 INFO L168 Benchmark]: Toolchain (without parser) took 929.82 ms. Allocated memory is still 140.5 MB. Free memory was 110.4 MB in the beginning and 81.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 7.1 GB. [2019-08-05 11:08:45,115 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 140.5 MB. Free memory was 111.4 MB in the beginning and 111.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 11:08:45,116 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.09 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 MB in the beginning and 108.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:08:45,117 INFO L168 Benchmark]: Boogie Preprocessor took 17.31 ms. Allocated memory is still 140.5 MB. Free memory was 108.0 MB in the beginning and 106.9 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:08:45,118 INFO L168 Benchmark]: RCFGBuilder took 652.72 ms. Allocated memory is still 140.5 MB. Free memory was 106.7 MB in the beginning and 93.1 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. [2019-08-05 11:08:45,120 INFO L168 Benchmark]: TraceAbstraction took 207.09 ms. Allocated memory is still 140.5 MB. Free memory was 92.7 MB in the beginning and 81.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. [2019-08-05 11:08:45,124 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 0.16 ms. Allocated memory is still 140.5 MB. Free memory was 111.4 MB in the beginning and 111.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 48.09 ms. Allocated memory is still 140.5 MB. Free memory was 110.1 MB in the beginning and 108.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 17.31 ms. Allocated memory is still 140.5 MB. Free memory was 108.0 MB in the beginning and 106.9 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 652.72 ms. Allocated memory is still 140.5 MB. Free memory was 106.7 MB in the beginning and 93.1 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 207.09 ms. Allocated memory is still 140.5 MB. Free memory was 92.7 MB in the beginning and 81.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 23]: assertion can be violated assertion can be violated We found a FailurePath: [L31] ret := false; [L23] assert ret; - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 12 locations, 3 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12occurred in iteration=0, 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...