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/KojakBplInline.xml -s ../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ModuloInvariant-Breisach.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d19836b [2018-09-26 22:29:38,510 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 22:29:38,512 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 22:29:38,528 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 22:29:38,529 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 22:29:38,530 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 22:29:38,531 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 22:29:38,533 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 22:29:38,535 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 22:29:38,535 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 22:29:38,536 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 22:29:38,537 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 22:29:38,538 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 22:29:38,539 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 22:29:38,540 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 22:29:38,541 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 22:29:38,541 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 22:29:38,543 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 22:29:38,545 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 22:29:38,547 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 22:29:38,548 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 22:29:38,549 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 22:29:38,552 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 22:29:38,552 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 22:29:38,552 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 22:29:38,554 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 22:29:38,555 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 22:29:38,555 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 22:29:38,556 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 22:29:38,557 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 22:29:38,558 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 22:29:38,558 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-09-26 22:29:38,561 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default.epf [2018-09-26 22:29:38,576 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 22:29:38,577 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 22:29:38,577 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-26 22:29:38,578 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-26 22:29:38,581 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-26 22:29:38,581 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-26 22:29:38,581 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-26 22:29:38,581 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-26 22:29:38,582 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-26 22:29:38,582 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-26 22:29:38,582 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-26 22:29:38,582 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-26 22:29:38,582 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-26 22:29:38,582 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-26 22:29:38,583 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-26 22:29:38,583 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-26 22:29:38,583 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-26 22:29:38,583 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-26 22:29:38,583 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-26 22:29:38,584 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 22:29:38,584 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-26 22:29:38,584 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:29:38,584 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 22:29:38,584 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-26 22:29:38,585 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-26 22:29:38,585 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-26 22:29:38,585 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 22:29:38,585 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-26 22:29:38,585 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 22:29:38,639 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 22:29:38,652 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 22:29:38,657 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 22:29:38,659 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 22:29:38,659 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 22:29:38,660 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ModuloInvariant-Breisach.bpl [2018-09-26 22:29:38,661 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/ModuloInvariant-Breisach.bpl' [2018-09-26 22:29:38,703 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 22:29:38,706 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 22:29:38,707 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 22:29:38,707 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 22:29:38,707 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 22:29:38,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ModuloInvariant-Breisach.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:38" (1/1) ... [2018-09-26 22:29:38,740 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ModuloInvariant-Breisach.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:38" (1/1) ... [2018-09-26 22:29:38,744 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 22:29:38,744 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 22:29:38,744 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 22:29:38,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 22:29:38,746 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 22:29:38,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 22:29:38,747 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 22:29:38,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ModuloInvariant-Breisach.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:38" (1/1) ... [2018-09-26 22:29:38,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ModuloInvariant-Breisach.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:38" (1/1) ... [2018-09-26 22:29:38,758 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ModuloInvariant-Breisach.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:38" (1/1) ... [2018-09-26 22:29:38,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ModuloInvariant-Breisach.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:38" (1/1) ... [2018-09-26 22:29:38,762 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ModuloInvariant-Breisach.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:38" (1/1) ... [2018-09-26 22:29:38,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ModuloInvariant-Breisach.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:38" (1/1) ... [2018-09-26 22:29:38,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ModuloInvariant-Breisach.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:38" (1/1) ... [2018-09-26 22:29:38,768 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 22:29:38,769 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 22:29:38,769 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 22:29:38,770 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 22:29:38,772 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ModuloInvariant-Breisach.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 10:29:38" (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:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-26 22:29:38,845 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-26 22:29:38,845 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-26 22:29:38,845 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-26 22:29:39,053 INFO L343 CfgBuilder]: Using library mode [2018-09-26 22:29:39,054 INFO L202 PluginConnector]: Adding new model ModuloInvariant-Breisach.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:29:39 BoogieIcfgContainer [2018-09-26 22:29:39,054 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 22:29:39,055 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-26 22:29:39,055 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-26 22:29:39,068 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-26 22:29:39,068 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "ModuloInvariant-Breisach.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 10:29:39" (1/1) ... [2018-09-26 22:29:39,085 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 22:29:39,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:39,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2018-09-26 22:29:39,136 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2018-09-26 22:29:39,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-09-26 22:29:39,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-26 22:29:39,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-26 22:29:39,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-26 22:29:39,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-26 22:29:39,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3 transitions. [2018-09-26 22:29:39,380 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states and 3 transitions. [2018-09-26 22:29:39,381 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-26 22:29:39,381 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 0 iterations. [2018-09-26 22:29:39,396 INFO L776 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-09-26 22:29:39,410 INFO L202 PluginConnector]: Adding new model ModuloInvariant-Breisach.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.09 10:29:39 ImpRootNode [2018-09-26 22:29:39,410 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-26 22:29:39,411 INFO L168 Benchmark]: Toolchain (without parser) took 707.52 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. [2018-09-26 22:29:39,413 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 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. [2018-09-26 22:29:39,414 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.37 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. [2018-09-26 22:29:39,415 INFO L168 Benchmark]: Boogie Preprocessor took 21.97 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. [2018-09-26 22:29:39,416 INFO L168 Benchmark]: RCFGBuilder took 285.61 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-26 22:29:39,417 INFO L168 Benchmark]: CodeCheck took 354.93 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-26 22:29:39,422 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 5 locations, 1 error locations. SAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 5 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 1 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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: No data available, ReuseStatistics: No data available - PositiveResult [Line: 20]: 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 - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: x == 7 * (x / 7) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 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 Procedure Inliner took 39.37 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 21.97 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 285.61 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * CodeCheck took 354.93 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/ModuloInvariant-Breisach.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-26_22-29-39-435.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/ModuloInvariant-Breisach.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-26_22-29-39-435.csv Received shutdown request...