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/real-life/GripperTest-correct.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-bd42740 [2018-09-23 21:46:51,572 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-23 21:46:51,575 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-23 21:46:51,592 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-23 21:46:51,593 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-23 21:46:51,595 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-23 21:46:51,597 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-23 21:46:51,600 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-23 21:46:51,604 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-23 21:46:51,605 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-23 21:46:51,614 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-23 21:46:51,615 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-23 21:46:51,616 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-23 21:46:51,617 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-23 21:46:51,618 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-23 21:46:51,619 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-23 21:46:51,620 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-23 21:46:51,621 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-23 21:46:51,623 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-23 21:46:51,625 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-23 21:46:51,626 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-23 21:46:51,627 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-23 21:46:51,629 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-23 21:46:51,630 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-23 21:46:51,630 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-23 21:46:51,631 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-23 21:46:51,632 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-23 21:46:51,633 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-23 21:46:51,634 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-23 21:46:51,635 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-23 21:46:51,635 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-23 21:46:51,636 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-23 21:46:51,636 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-23 21:46:51,636 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-23 21:46:51,639 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-23 21:46:51,640 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-23 21:46:51,641 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 [2018-09-23 21:46:51,661 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-23 21:46:51,662 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-23 21:46:51,663 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-23 21:46:51,663 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-23 21:46:51,663 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-23 21:46:51,665 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-23 21:46:51,666 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-23 21:46:51,666 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-23 21:46:51,666 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-23 21:46:51,666 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-23 21:46:51,667 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-23 21:46:51,667 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-23 21:46:51,667 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-23 21:46:51,667 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-23 21:46:51,670 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-23 21:46:51,671 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-23 21:46:51,671 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-23 21:46:51,671 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-09-23 21:46:51,671 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-09-23 21:46:51,672 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-23 21:46:51,672 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-23 21:46:51,672 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-09-23 21:46:51,672 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-23 21:46:51,672 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-23 21:46:51,673 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-23 21:46:51,673 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-09-23 21:46:51,673 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-23 21:46:51,673 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-23 21:46:51,673 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-23 21:46:51,733 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-23 21:46:51,746 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-23 21:46:51,751 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-23 21:46:51,752 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-23 21:46:51,753 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-23 21:46:51,754 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GripperTest-correct.bpl [2018-09-23 21:46:51,754 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GripperTest-correct.bpl' [2018-09-23 21:46:51,799 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-23 21:46:51,802 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-23 21:46:51,803 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-23 21:46:51,803 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-23 21:46:51,804 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-23 21:46:51,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:46:51" (1/1) ... [2018-09-23 21:46:51,838 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:46:51" (1/1) ... [2018-09-23 21:46:51,843 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-23 21:46:51,844 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-23 21:46:51,844 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-23 21:46:51,846 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-23 21:46:51,847 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-23 21:46:51,847 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-23 21:46:51,847 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-23 21:46:51,859 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:46:51" (1/1) ... [2018-09-23 21:46:51,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:46:51" (1/1) ... [2018-09-23 21:46:51,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:46:51" (1/1) ... [2018-09-23 21:46:51,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:46:51" (1/1) ... [2018-09-23 21:46:51,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:46:51" (1/1) ... [2018-09-23 21:46:51,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:46:51" (1/1) ... [2018-09-23 21:46:51,870 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:46:51" (1/1) ... [2018-09-23 21:46:51,872 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-23 21:46:51,873 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-23 21:46:51,873 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-23 21:46:51,873 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-23 21:46:51,874 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.09 09:46:51" (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 [2018-09-23 21:46:51,961 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-09-23 21:46:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-23 21:46:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-23 21:46:52,752 INFO L351 CfgBuilder]: Using library mode [2018-09-23 21:46:52,753 INFO L202 PluginConnector]: Adding new model GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 09:46:52 BoogieIcfgContainer [2018-09-23 21:46:52,753 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-23 21:46:52,754 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-09-23 21:46:52,754 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-09-23 21:46:52,763 INFO L276 PluginConnector]: CodeCheck initialized [2018-09-23 21:46:52,763 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.09 09:46:52" (1/1) ... [2018-09-23 21:46:52,776 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-23 21:46:52,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:46:52,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-23 21:46:52,809 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-23 21:46:52,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-09-23 21:46:52,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:46:52,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:46:52,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:46:53,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:46:53,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-09-23 21:46:53,026 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-09-23 21:46:53,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-23 21:46:53,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:46:53,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:46:53,107 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:46:53,378 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 7 DAG size of output: 6 [2018-09-23 21:46:53,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:46:53,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 8 states and 12 transitions. [2018-09-23 21:46:53,480 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 12 transitions. [2018-09-23 21:46:53,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-09-23 21:46:53,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:46:53,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:46:53,684 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:46:54,507 WARN L178 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-09-23 21:46:54,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:46:54,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 12 states and 22 transitions. [2018-09-23 21:46:54,600 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 22 transitions. [2018-09-23 21:46:54,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-09-23 21:46:54,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2018-09-23 21:46:54,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-23 21:46:54,725 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-23 21:46:54,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-09-23 21:46:54,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 10 states and 18 transitions. [2018-09-23 21:46:54,871 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 18 transitions. [2018-09-23 21:46:54,872 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-23 21:46:54,872 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 0 iterations. [2018-09-23 21:46:54,884 INFO L776 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-09-23 21:46:54,896 INFO L202 PluginConnector]: Adding new model GripperTest-correct.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.09 09:46:54 ImpRootNode [2018-09-23 21:46:54,897 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-09-23 21:46:54,898 INFO L168 Benchmark]: Toolchain (without parser) took 3097.81 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: 105.7 MB). Peak memory consumption was 105.7 MB. Max. memory is 7.1 GB. [2018-09-23 21:46:54,899 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. [2018-09-23 21:46:54,900 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.49 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. [2018-09-23 21:46:54,901 INFO L168 Benchmark]: Boogie Preprocessor took 25.34 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. [2018-09-23 21:46:54,902 INFO L168 Benchmark]: RCFGBuilder took 880.53 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. [2018-09-23 21:46:54,903 INFO L168 Benchmark]: CodeCheck took 2142.90 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: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. [2018-09-23 21:46:54,909 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, 10 locations, 1 error locations. SAFE Result, 2.0s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 36 SDtfs, 48 SDslu, 0 SDs, 0 SdLazy, 288 SolverSat, 76 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 16 ConstructedInterpolants, 0 QuantifiedInterpolants, 522 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 0/14 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: 21]: loop invariant is valid and assertion always holds For all program executions holds that loop invariant is valid and assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: (((0 < room_y && !is_room_x) || (0 < room_y && is_room_x)) || ((room_y <= 0 && 0 <= room_y) && is_room_x)) || ((!is_room_x && room_y <= 0) && 0 <= room_y) * 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 43.49 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 25.34 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 880.53 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. * CodeCheck took 2142.90 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: 74.0 MB). Peak memory consumption was 74.0 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/GripperTest-correct.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-09-23_21-46-54-929.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/GripperTest-correct.bpl_svcomp-Reach-32bit-Kojak_Default.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-09-23_21-46-54-929.csv Received shutdown request...