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/dangerInvariants/assertFalse.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:16:44,836 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:16:44,838 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:16:44,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:16:44,852 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:16:44,853 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:16:44,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:16:44,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:16:44,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:16:44,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:16:44,861 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:16:44,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:16:44,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:16:44,862 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:16:44,863 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:16:44,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:16:44,866 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:16:44,867 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:16:44,869 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:16:44,871 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:16:44,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:16:44,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:16:44,878 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:16:44,879 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:16:44,881 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:16:44,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:16:44,882 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:16:44,883 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:16:44,883 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:16:44,884 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:16:44,885 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:16:44,885 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:16:44,886 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:16:44,887 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:16:44,888 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:16:44,888 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:16:44,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:16:44,889 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:16:44,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:16:44,891 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:16:44,891 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:16:44,918 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:16:44,930 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:16:44,934 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:16:44,935 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:16:44,936 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:16:44,937 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/dangerInvariants/assertFalse.bpl [2019-08-05 11:16:44,937 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/dangerInvariants/assertFalse.bpl' [2019-08-05 11:16:44,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:16:44,968 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 11:16:44,969 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 11:16:44,969 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 11:16:44,969 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 11:16:44,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:16:44" (1/1) ... [2019-08-05 11:16:44,994 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:16:44" (1/1) ... [2019-08-05 11:16:44,999 WARN L165 Inliner]: Program contained no entry procedure! [2019-08-05 11:16:45,000 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-08-05 11:16:45,000 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-08-05 11:16:45,002 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 11:16:45,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:16:45,003 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:16:45,003 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:16:45,015 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:16:44" (1/1) ... [2019-08-05 11:16:45,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:16:44" (1/1) ... [2019-08-05 11:16:45,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:16:44" (1/1) ... [2019-08-05 11:16:45,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:16:44" (1/1) ... [2019-08-05 11:16:45,019 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:16:44" (1/1) ... [2019-08-05 11:16:45,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:16:44" (1/1) ... [2019-08-05 11:16:45,020 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:16:44" (1/1) ... [2019-08-05 11:16:45,022 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:16:45,022 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:16:45,022 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:16:45,023 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:16:45,024 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:16:44" (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 11:16:45,095 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 11:16:45,095 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 11:16:45,095 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 11:16:45,292 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:16:45,293 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:16:45,294 INFO L202 PluginConnector]: Adding new model assertFalse.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:16:45 BoogieIcfgContainer [2019-08-05 11:16:45,295 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:16:45,296 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-08-05 11:16:45,296 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-08-05 11:16:45,300 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-08-05 11:16:45,301 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:16:44" (1/2) ... [2019-08-05 11:16:45,302 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fe51985 and model type assertFalse.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.08 11:16:45, skipping insertion in model container [2019-08-05 11:16:45,302 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "assertFalse.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:16:45" (2/2) ... [2019-08-05 11:16:45,307 INFO L109 eAbstractionObserver]: Analyzing ICFG assertFalse.bpl [2019-08-05 11:16:45,318 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-08-05 11:16:45,327 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-08-05 11:16:45,345 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-08-05 11:16:45,372 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-08-05 11:16:45,372 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-08-05 11:16:45,373 INFO L378 AbstractCegarLoop]: Hoare is false [2019-08-05 11:16:45,373 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-08-05 11:16:45,373 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-08-05 11:16:45,373 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-08-05 11:16:45,373 INFO L382 AbstractCegarLoop]: Difference is false [2019-08-05 11:16:45,374 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-08-05 11:16:45,374 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-08-05 11:16:45,388 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states. [2019-08-05 11:16:45,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2019-08-05 11:16:45,396 INFO L391 BasicCegarLoop]: Found error trace [2019-08-05 11:16:45,397 INFO L399 BasicCegarLoop]: trace histogram [1, 1] [2019-08-05 11:16:45,400 INFO L418 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONASSERT]=== [2019-08-05 11:16:45,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-08-05 11:16:45,406 INFO L82 PathProgramCache]: Analyzing trace with hash 962, now seen corresponding path program 1 times [2019-08-05 11:16:45,454 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-08-05 11:16:45,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 11:16:45,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-08-05 11:16:45,497 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-08-05 11:16:45,514 INFO L202 PluginConnector]: Adding new model assertFalse.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.08 11:16:45 BoogieIcfgContainer [2019-08-05 11:16:45,514 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-08-05 11:16:45,518 INFO L168 Benchmark]: Toolchain (without parser) took 548.36 ms. Allocated memory is still 141.6 MB. Free memory was 111.1 MB in the beginning and 88.7 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:16:45,519 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 141.6 MB. Free memory is still 112.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 11:16:45,520 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.07 ms. Allocated memory is still 141.6 MB. Free memory was 111.1 MB in the beginning and 109.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:16:45,521 INFO L168 Benchmark]: Boogie Preprocessor took 18.81 ms. Allocated memory is still 141.6 MB. Free memory was 109.3 MB in the beginning and 108.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-05 11:16:45,523 INFO L168 Benchmark]: RCFGBuilder took 272.41 ms. Allocated memory is still 141.6 MB. Free memory was 108.0 MB in the beginning and 100.2 MB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 7.1 GB. [2019-08-05 11:16:45,524 INFO L168 Benchmark]: TraceAbstraction took 218.62 ms. Allocated memory is still 141.6 MB. Free memory was 99.8 MB in the beginning and 88.7 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. [2019-08-05 11:16:45,529 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 0.21 ms. Allocated memory is still 141.6 MB. Free memory is still 112.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 34.07 ms. Allocated memory is still 141.6 MB. Free memory was 111.1 MB in the beginning and 109.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 18.81 ms. Allocated memory is still 141.6 MB. Free memory was 109.3 MB in the beginning and 108.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 272.41 ms. Allocated memory is still 141.6 MB. Free memory was 108.0 MB in the beginning and 100.2 MB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 218.62 ms. Allocated memory is still 141.6 MB. Free memory was 99.8 MB in the beginning and 88.7 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 9]: assertion can be violated assertion can be violated We found a FailurePath: [L8] x := 0; VAL [x=0] [L9] assert false; VAL [x=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 4 locations, 1 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=4occurred 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...