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/AutomizerBplTransformed.xml -s ../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf -i ../../../trunk/examples/programs/20181010-MemSafetyPathprograms/cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-093a8c0 [2018-10-14 18:16:04,419 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-14 18:16:04,421 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-14 18:16:04,436 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-14 18:16:04,436 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-14 18:16:04,437 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-14 18:16:04,438 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-14 18:16:04,440 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-14 18:16:04,442 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-14 18:16:04,443 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-14 18:16:04,444 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-14 18:16:04,444 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-14 18:16:04,445 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-14 18:16:04,446 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-14 18:16:04,448 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-14 18:16:04,449 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-14 18:16:04,449 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-14 18:16:04,451 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-14 18:16:04,453 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-14 18:16:04,455 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-14 18:16:04,457 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-14 18:16:04,458 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-14 18:16:04,460 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-14 18:16:04,461 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-14 18:16:04,461 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-14 18:16:04,462 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-14 18:16:04,463 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-14 18:16:04,464 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-14 18:16:04,464 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-14 18:16:04,466 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-14 18:16:04,466 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-14 18:16:04,467 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-14 18:16:04,467 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-14 18:16:04,468 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-14 18:16:04,469 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-14 18:16:04,470 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-14 18:16:04,471 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf [2018-10-14 18:16:04,489 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-14 18:16:04,490 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-14 18:16:04,490 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-14 18:16:04,491 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-14 18:16:04,492 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-14 18:16:04,492 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-14 18:16:04,493 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-14 18:16:04,493 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-14 18:16:04,493 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-14 18:16:04,494 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-14 18:16:04,494 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-14 18:16:04,494 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-14 18:16:04,494 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-14 18:16:04,495 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-14 18:16:04,495 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-14 18:16:04,546 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-14 18:16:04,560 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-14 18:16:04,567 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-14 18:16:04,569 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-14 18:16:04,569 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-14 18:16:04,570 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl [2018-10-14 18:16:04,570 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl' [2018-10-14 18:16:04,639 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-14 18:16:04,641 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-14 18:16:04,642 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-14 18:16:04,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-14 18:16:04,642 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-14 18:16:04,669 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:16:04" (1/1) ... [2018-10-14 18:16:04,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:16:04" (1/1) ... [2018-10-14 18:16:04,691 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:16:04" (1/1) ... [2018-10-14 18:16:04,691 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:16:04" (1/1) ... [2018-10-14 18:16:04,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:16:04" (1/1) ... [2018-10-14 18:16:04,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:16:04" (1/1) ... [2018-10-14 18:16:04,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:16:04" (1/1) ... [2018-10-14 18:16:04,713 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-14 18:16:04,714 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-14 18:16:04,714 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-14 18:16:04,714 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-14 18:16:04,715 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:16:04" (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 [2018-10-14 18:16:04,789 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-14 18:16:04,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-14 18:16:04,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-14 18:16:05,357 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-14 18:16:05,358 INFO L202 PluginConnector]: Adding new model cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:16:05 BoogieIcfgContainer [2018-10-14 18:16:05,358 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-14 18:16:05,359 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-10-14 18:16:05,359 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-10-14 18:16:05,360 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-10-14 18:16:05,364 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:16:05" (1/1) ... [2018-10-14 18:16:05,373 INFO L137 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-10-14 18:16:05,373 INFO L138 apSepIcfgTransformer]: To be partitioned heap arrays found [#memory_int] [2018-10-14 18:16:05,419 INFO L191 apSepIcfgTransformer]: Heap separator: starting loc-array-style preprocessing [2018-10-14 18:16:05,472 INFO L219 apSepIcfgTransformer]: finished MemlocArrayUpdater [2018-10-14 18:16:05,489 INFO L282 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-10-14 18:16:05,570 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=1) [2018-10-14 18:21:05,949 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation has thrown an exception: java.util.ConcurrentModificationException at java.util.HashMap$HashIterator.nextNode(HashMap.java:1442) at java.util.HashMap$KeyIterator.next(HashMap.java:1466) at java.util.Collections$UnmodifiableCollection$1.next(Collections.java:1042) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.vpdomain.WeqCongruenceClosure.registerNewElement(WeqCongruenceClosure.java:1351) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.vpdomain.WeqCongruenceClosure.addElementRec(WeqCongruenceClosure.java:1771) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.vpdomain.WeqCongruenceClosure.addElement(WeqCongruenceClosure.java:178) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.vpdomain.WeqCcManager.addNode(WeqCcManager.java:167) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.vpdomain.WeqCcManager.addAllElements(WeqCcManager.java:1056) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.vpdomain.WeqCcManager.alignElements(WeqCcManager.java:583) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.vpdomain.WeqCcManager.isStrongerThan(WeqCcManager.java:545) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.vpdomain.EqConstraint.isStrongerThan(EqConstraint.java:317) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.vp.EqState.isSubsetOf(EqState.java:220) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.vp.EqState.isSubsetOf(EqState.java:1) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.isSubsetOf(DisjunctiveAbstractState.java:205) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.checkSubset(FixpointEngine.java:561) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.isUnnecessaryPostState(FixpointEngine.java:311) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.calculateFixpoint(FixpointEngine.java:136) 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.runFuture(AbstractInterpreter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.tool.AbstractInterpreter.runFutureEqualityDomain(AbstractInterpreter.java:210) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.AbsIntEqualityProvider.preprocess(AbsIntEqualityProvider.java:105) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.AbsIntEqualityProvider.preprocess(AbsIntEqualityProvider.java:1) at de.uni_freiburg.informatik.ultimate.icfgtransformer.heapseparator.HeapSepIcfgTransformer.computeResult(HeapSepIcfgTransformer.java:305) at de.uni_freiburg.informatik.ultimate.icfgtransformer.heapseparator.HeapSepIcfgTransformer.(HeapSepIcfgTransformer.java:140) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.applyHeapSeparator(IcfgTransformationObserver.java:226) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.createTransformer(IcfgTransformationObserver.java:163) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.processIcfg(IcfgTransformationObserver.java:141) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.process(IcfgTransformationObserver.java:129) 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:151) 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) [2018-10-14 18:21:05,953 INFO L168 Benchmark]: Toolchain (without parser) took 301313.43 ms. Allocated memory was 1.5 GB in the beginning and 3.6 GB in the end (delta: 2.0 GB). Free memory was 1.5 GB in the beginning and 2.5 GB in the end (delta: -978.1 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2018-10-14 18:21:05,956 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 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. [2018-10-14 18:21:05,957 INFO L168 Benchmark]: Boogie Preprocessor took 71.80 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. [2018-10-14 18:21:05,958 INFO L168 Benchmark]: RCFGBuilder took 644.22 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. [2018-10-14 18:21:05,959 INFO L168 Benchmark]: IcfgTransformer took 300593.85 ms. Allocated memory was 1.5 GB in the beginning and 3.6 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2018-10-14 18:21:05,964 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 71.80 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 644.22 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * IcfgTransformer took 300593.85 ms. Allocated memory was 1.5 GB in the beginning and 3.6 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - ExceptionOrErrorResult: ConcurrentModificationException: null de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: ConcurrentModificationException: null: java.util.HashMap$HashIterator.nextNode(HashMap.java:1442) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/cstrcpy-alloca_true-valid-memsafety_true-termination.i_8.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-Benchmark-0-2018-10-14_18-21-05-977.csv Received shutdown request...