java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationInline.xml -s ../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_exp_cong.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/veris.c_NetBSD-libc__loop.i_2.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fa1c628-m [2019-01-31 15:27:41,563 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-31 15:27:41,565 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-31 15:27:41,577 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-31 15:27:41,578 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-31 15:27:41,582 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-31 15:27:41,583 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-31 15:27:41,586 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-31 15:27:41,589 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-31 15:27:41,591 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-31 15:27:41,592 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-31 15:27:41,594 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-31 15:27:41,596 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-31 15:27:41,597 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-31 15:27:41,599 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-31 15:27:41,602 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-31 15:27:41,603 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-31 15:27:41,614 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-31 15:27:41,617 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-31 15:27:41,618 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-31 15:27:41,624 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-31 15:27:41,627 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-31 15:27:41,632 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-01-31 15:27:41,646 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_exp_cong.epf [2019-01-31 15:27:41,668 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-31 15:27:41,668 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-31 15:27:41,670 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-31 15:27:41,670 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-31 15:27:41,670 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-31 15:27:41,670 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-31 15:27:41,671 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-31 15:27:41,671 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-31 15:27:41,671 INFO L133 SettingsManager]: * Explicit value domain=true [2019-01-31 15:27:41,671 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-31 15:27:41,671 INFO L133 SettingsManager]: * Octagon Domain=false [2019-01-31 15:27:41,672 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-01-31 15:27:41,672 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-31 15:27:41,672 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-31 15:27:41,674 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-31 15:27:41,674 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-31 15:27:41,674 INFO L133 SettingsManager]: * Use SBE=true [2019-01-31 15:27:41,675 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-31 15:27:41,676 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-31 15:27:41,676 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-31 15:27:41,677 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-31 15:27:41,677 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-31 15:27:41,677 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-31 15:27:41,677 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-31 15:27:41,677 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-31 15:27:41,678 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-31 15:27:41,678 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-31 15:27:41,678 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-31 15:27:41,678 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-31 15:27:41,679 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-31 15:27:41,679 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-31 15:27:41,679 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in -t:10000 [2019-01-31 15:27:41,679 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-31 15:27:41,679 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-31 15:27:41,679 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-31 15:27:41,680 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-31 15:27:41,680 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-31 15:27:41,680 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:8092 -smt2 -in [2019-01-31 15:27:41,680 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-31 15:27:41,680 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-31 15:27:41,727 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-31 15:27:41,741 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-31 15:27:41,746 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-31 15:27:41,748 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-31 15:27:41,748 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-31 15:27:41,749 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/veris.c_NetBSD-libc__loop.i_2.bpl [2019-01-31 15:27:41,750 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/veris.c_NetBSD-libc__loop.i_2.bpl' [2019-01-31 15:27:41,817 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-31 15:27:41,819 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-31 15:27:41,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-31 15:27:41,820 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-31 15:27:41,820 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-31 15:27:41,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:41" (1/1) ... [2019-01-31 15:27:41,851 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:41" (1/1) ... [2019-01-31 15:27:41,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-31 15:27:41,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-31 15:27:41,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-31 15:27:41,863 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-31 15:27:41,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:41" (1/1) ... [2019-01-31 15:27:41,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:41" (1/1) ... [2019-01-31 15:27:41,877 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:41" (1/1) ... [2019-01-31 15:27:41,878 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:41" (1/1) ... [2019-01-31 15:27:41,883 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:41" (1/1) ... [2019-01-31 15:27:41,888 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:41" (1/1) ... [2019-01-31 15:27:41,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:41" (1/1) ... [2019-01-31 15:27:41,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-31 15:27:41,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-31 15:27:41,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-31 15:27:41,893 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-31 15:27:41,896 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.01 03:27:41" (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:8092 -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:8092 -smt2 -in -t:10000 [2019-01-31 15:27:41,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-31 15:27:41,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-31 15:27:42,401 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-31 15:27:42,402 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-01-31 15:27:42,403 INFO L202 PluginConnector]: Adding new model veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 03:27:42 BoogieIcfgContainer [2019-01-31 15:27:42,403 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-31 15:27:42,404 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-31 15:27:42,404 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-31 15:27:42,404 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-31 15:27:42,405 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "veris.c_NetBSD-libc__loop.i_2.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 03:27:42" (1/1) ... [2019-01-31 15:27:42,441 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-31 15:27:43,598 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2 has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.util.datastructures.UnionFind.union(UnionFind.java:445) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.array.SegmentationMap.move(SegmentationMap.java:159) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.array.ArrayDomainState.addEquivalence(ArrayDomainState.java:736) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.array.ArrayDomainState.unify(ArrayDomainState.java:562) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.array.ArrayDomainState.applyOperatorToSegmentations(ArrayDomainState.java:271) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.array.ArrayDomainState.intersectSegmentations(ArrayDomainState.java:266) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.array.ArrayDomainExpressionProcessor.processAssumeTerm(ArrayDomainExpressionProcessor.java:161) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.array.ArrayDomainExpressionProcessor.processAssume(ArrayDomainExpressionProcessor.java:97) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.array.ArrayDomainStatementProcessor.processAssume(ArrayDomainStatementProcessor.java:62) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.array.ArrayDomainStatementProcessor.process(ArrayDomainStatementProcessor.java:45) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.array.ArrayDomainPostOperator.handleInternalTransition(ArrayDomainPostOperator.java:124) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.array.ArrayDomainPostOperator.apply(ArrayDomainPostOperator.java:74) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.array.ArrayDomainPostOperator.apply(ArrayDomainPostOperator.java:1) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.lambda$17(DisjunctiveAbstractState.java:323) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.mapCollection(DisjunctiveAbstractState.java:519) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.apply(DisjunctiveAbstractState.java:323) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.calculateAbstractPost(FixpointEngine.java:249) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.calculateFixpoint(FixpointEngine.java:134) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.run(FixpointEngine.java:105) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.tool.AbstractInterpreter.run(AbstractInterpreter.java:109) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.AbstractInterpretationRcfgObserver.process(AbstractInterpretationRcfgObserver.java:73) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-01-31 15:27:43,603 INFO L168 Benchmark]: Toolchain (without parser) took 1785.41 ms. Allocated memory was 141.6 MB in the beginning and 175.1 MB in the end (delta: 33.6 MB). Free memory was 108.6 MB in the beginning and 139.0 MB in the end (delta: -30.4 MB). Peak memory consumption was 53.6 MB. Max. memory is 7.1 GB. [2019-01-31 15:27:43,605 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 141.6 MB. Free memory is still 110.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-31 15:27:43,606 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.83 ms. Allocated memory is still 141.6 MB. Free memory was 108.6 MB in the beginning and 106.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-01-31 15:27:43,607 INFO L168 Benchmark]: Boogie Preprocessor took 29.07 ms. Allocated memory is still 141.6 MB. Free memory was 106.9 MB in the beginning and 105.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. [2019-01-31 15:27:43,608 INFO L168 Benchmark]: RCFGBuilder took 510.82 ms. Allocated memory is still 141.6 MB. Free memory was 105.6 MB in the beginning and 92.0 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. [2019-01-31 15:27:43,609 INFO L168 Benchmark]: Abstract Interpretation took 1197.68 ms. Allocated memory was 141.6 MB in the beginning and 175.1 MB in the end (delta: 33.6 MB). Free memory was 91.8 MB in the beginning and 139.0 MB in the end (delta: -47.2 MB). Peak memory consumption was 36.8 MB. Max. memory is 7.1 GB. [2019-01-31 15:27:43,614 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 141.6 MB. Free memory is still 110.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 42.83 ms. Allocated memory is still 141.6 MB. Free memory was 108.6 MB in the beginning and 106.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 29.07 ms. Allocated memory is still 141.6 MB. Free memory was 106.9 MB in the beginning and 105.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 510.82 ms. Allocated memory is still 141.6 MB. Free memory was 105.6 MB in the beginning and 92.0 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 1197.68 ms. Allocated memory was 141.6 MB in the beginning and 175.1 MB in the end (delta: 33.6 MB). Free memory was 91.8 MB in the beginning and 139.0 MB in the end (delta: -47.2 MB). Peak memory consumption was 36.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: NullPointerException: null: de.uni_freiburg.informatik.ultimate.util.datastructures.UnionFind.union(UnionFind.java:445) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...