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_PUPT.epf -i ../../../trunk/examples/programs/real-life/GripperTest-incorrect.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-9f4048f [2018-10-04 13:38:02,185 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-04 13:38:02,187 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-04 13:38:02,200 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-04 13:38:02,200 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-04 13:38:02,201 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-04 13:38:02,202 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-04 13:38:02,204 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-04 13:38:02,206 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-04 13:38:02,207 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-04 13:38:02,208 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-04 13:38:02,208 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-04 13:38:02,211 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-04 13:38:02,212 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-04 13:38:02,215 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-04 13:38:02,216 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-04 13:38:02,217 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-04 13:38:02,220 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-04 13:38:02,226 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-04 13:38:02,231 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-04 13:38:02,232 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-04 13:38:02,235 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-04 13:38:02,239 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-04 13:38:02,239 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-04 13:38:02,240 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-04 13:38:02,241 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-04 13:38:02,242 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-04 13:38:02,247 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-04 13:38:02,248 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-04 13:38:02,249 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-04 13:38:02,249 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-04 13:38:02,250 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-04 13:38:02,254 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/pu-bench/svcomp-Reach-32bit-Kojak_Default_PUPT.epf [2018-10-04 13:38:02,289 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-04 13:38:02,290 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-04 13:38:02,290 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-04 13:38:02,291 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-04 13:38:02,292 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-04 13:38:02,292 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-04 13:38:02,292 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-04 13:38:02,292 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-04 13:38:02,292 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-04 13:38:02,293 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-04 13:38:02,293 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-04 13:38:02,293 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-04 13:38:02,294 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-04 13:38:02,294 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-04 13:38:02,294 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-04 13:38:02,295 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-04 13:38:02,295 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-04 13:38:02,295 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-04 13:38:02,295 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-04 13:38:02,295 INFO L133 SettingsManager]: * Use predicate trie based predicate unification=true [2018-10-04 13:38:02,296 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-04 13:38:02,296 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-04 13:38:02,296 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-04 13:38:02,296 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-04 13:38:02,296 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-04 13:38:02,297 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-04 13:38:02,298 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-04 13:38:02,298 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-04 13:38:02,299 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-04 13:38:02,299 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-04 13:38:02,355 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-04 13:38:02,368 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-04 13:38:02,372 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-04 13:38:02,374 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-04 13:38:02,375 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-04 13:38:02,375 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GripperTest-incorrect.bpl [2018-10-04 13:38:02,376 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GripperTest-incorrect.bpl' [2018-10-04 13:38:02,433 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-04 13:38:02,435 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-04 13:38:02,436 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-04 13:38:02,436 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-04 13:38:02,436 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-04 13:38:02,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "GripperTest-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:38:02" (1/1) ... [2018-10-04 13:38:02,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "GripperTest-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:38:02" (1/1) ... [2018-10-04 13:38:02,478 WARN L165 Inliner]: Program contained no entry procedure! [2018-10-04 13:38:02,478 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-10-04 13:38:02,479 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-10-04 13:38:02,481 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-04 13:38:02,482 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-04 13:38:02,482 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-04 13:38:02,482 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-04 13:38:02,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "GripperTest-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:38:02" (1/1) ... [2018-10-04 13:38:02,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "GripperTest-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:38:02" (1/1) ... [2018-10-04 13:38:02,496 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "GripperTest-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:38:02" (1/1) ... [2018-10-04 13:38:02,496 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "GripperTest-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:38:02" (1/1) ... [2018-10-04 13:38:02,501 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "GripperTest-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:38:02" (1/1) ... [2018-10-04 13:38:02,509 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "GripperTest-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:38:02" (1/1) ... [2018-10-04 13:38:02,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "GripperTest-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:38:02" (1/1) ... [2018-10-04 13:38:02,512 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-04 13:38:02,513 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-04 13:38:02,516 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-04 13:38:02,516 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-04 13:38:02,518 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "GripperTest-incorrect.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 01:38:02" (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 [2018-10-04 13:38:02,617 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2018-10-04 13:38:02,618 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-04 13:38:02,618 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-04 13:38:03,175 INFO L338 CfgBuilder]: Using library mode [2018-10-04 13:38:03,176 INFO L202 PluginConnector]: Adding new model GripperTest-incorrect.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:38:03 BoogieIcfgContainer [2018-10-04 13:38:03,176 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-04 13:38:03,177 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-04 13:38:03,177 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-04 13:38:03,189 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-04 13:38:03,189 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "GripperTest-incorrect.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 01:38:03" (1/1) ... [2018-10-04 13:38:03,202 INFO L108 BPredicateUnifier]: Initialized predicate-trie based predicate unifier [2018-10-04 13:38:03,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:03,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-10-04 13:38:03,235 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-10-04 13:38:03,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-10-04 13:38:03,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:03,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:03,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:03,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:03,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2018-10-04 13:38:03,521 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2018-10-04 13:38:03,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-10-04 13:38:03,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:03,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-04 13:38:03,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-04 13:38:04,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-04 13:38:04,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 8 states and 12 transitions. [2018-10-04 13:38:04,217 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 12 transitions. [2018-10-04 13:38:04,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-10-04 13:38:04,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-04 13:38:04,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-04 13:38:04,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-04 13:38:04,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-04 13:38:04,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-04 13:38:04,329 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2018-10-04 13:38:04,355 INFO L202 PluginConnector]: Adding new model GripperTest-incorrect.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 04.10 01:38:04 ImpRootNode [2018-10-04 13:38:04,355 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-04 13:38:04,356 INFO L168 Benchmark]: Toolchain (without parser) took 1922.60 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: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 7.1 GB. [2018-10-04 13:38:04,359 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:38:04,360 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.05 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:38:04,361 INFO L168 Benchmark]: Boogie Preprocessor took 29.93 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-04 13:38:04,362 INFO L168 Benchmark]: RCFGBuilder took 663.48 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-04 13:38:04,363 INFO L168 Benchmark]: CodeCheck took 1178.70 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-04 13:38:04,368 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, 8 locations, 1 error locations. UNSAFE Result, 1.1s OverallTime, 3 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4 SDtfs, 6 SDslu, 0 SDs, 0 SdLazy, 38 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 43 GetRequests, 36 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 42 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 0/1 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 - CounterExampleResult [Line: 22]: loop invariant can be violated and assertion can be violated loop invariant can be violated and assertion can be violated We found a FailurePath: [L13] is_room_x := true; [L14] is_left_gripper := true; [L15] room_x := 4; [L16] room_y := 0; [L17] gripper_left := 0; [L18] gripper_right := 0; VAL [gripper_left=0, gripper_right=0, is_left_gripper=true, is_room_x=true, room_x=4, room_y=0] [L22] invariant room_y != -1; VAL [gripper_left=0, gripper_right=0, is_left_gripper=true, is_room_x=true, room_x=4, room_y=0] [?] COND TRUE * [L25] COND TRUE is_room_x == true [L26] is_room_x := false; VAL [gripper_left=0, gripper_right=0, is_left_gripper=true, is_room_x=false, room_x=4, room_y=0] [L22] invariant room_y != -1; VAL [gripper_left=0, gripper_right=0, is_left_gripper=true, is_room_x=false, room_x=4, room_y=0] [?] COND TRUE * [L39] COND FALSE !(true == is_room_x) [L42] room_y := room_y - 1; [L45] COND TRUE true == is_left_gripper [L46] gripper_left := gripper_left + 1; VAL [gripper_left=1, gripper_right=0, is_left_gripper=true, is_room_x=false, room_x=4, room_y=-1] [L22] invariant room_y != -1; VAL [gripper_left=1, gripper_right=0, is_left_gripper=true, is_room_x=false, room_x=4, room_y=-1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 46.05 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 29.93 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 663.48 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * CodeCheck took 1178.70 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be incorrect! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/GripperTest-incorrect.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-CodeCheckBenchmarks-0-2018-10-04_13-38-04-381.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/GripperTest-incorrect.bpl_svcomp-Reach-32bit-Kojak_Default_PUPT.epf_KojakBplInline.xml/Csv-Benchmark-0-2018-10-04_13-38-04-381.csv Received shutdown request...