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/alternating_list_true-unreach-call_true-valid-memsafety.i_41.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-093a8c0 [2018-10-14 18:15:14,419 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-14 18:15:14,421 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-14 18:15:14,436 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-14 18:15:14,437 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-14 18:15:14,440 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-14 18:15:14,441 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-14 18:15:14,445 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-14 18:15:14,447 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-14 18:15:14,448 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-14 18:15:14,456 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-14 18:15:14,456 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-14 18:15:14,457 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-14 18:15:14,458 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-14 18:15:14,461 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-14 18:15:14,462 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-14 18:15:14,463 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-14 18:15:14,467 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-14 18:15:14,468 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-14 18:15:14,472 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-14 18:15:14,473 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-14 18:15:14,475 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-14 18:15:14,478 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-14 18:15:14,478 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-14 18:15:14,479 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-14 18:15:14,479 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-14 18:15:14,480 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-14 18:15:14,481 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-14 18:15:14,483 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-14 18:15:14,485 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-14 18:15:14,485 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-14 18:15:14,486 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-14 18:15:14,488 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 18:15:14,497 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-14 18:15:14,497 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-14 18:15:14,498 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-14 18:15:14,498 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-14 18:15:14,499 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-14 18:15:14,499 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-14 18:15:14,499 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-14 18:15:14,500 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-14 18:15:14,500 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-14 18:15:14,500 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-14 18:15:14,500 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-14 18:15:14,501 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-14 18:15:14,501 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-14 18:15:14,502 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-14 18:15:14,502 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-14 18:15:14,548 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-14 18:15:14,564 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-14 18:15:14,568 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-14 18:15:14,569 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-14 18:15:14,570 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-14 18:15:14,571 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_41.bpl [2018-10-14 18:15:14,571 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/alternating_list_true-unreach-call_true-valid-memsafety.i_41.bpl' [2018-10-14 18:15:14,664 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-14 18:15:14,666 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-10-14 18:15:14,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-14 18:15:14,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-14 18:15:14,667 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-14 18:15:14,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:15:14" (1/1) ... [2018-10-14 18:15:14,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:15:14" (1/1) ... [2018-10-14 18:15:14,715 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:15:14" (1/1) ... [2018-10-14 18:15:14,716 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:15:14" (1/1) ... [2018-10-14 18:15:14,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:15:14" (1/1) ... [2018-10-14 18:15:14,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:15:14" (1/1) ... [2018-10-14 18:15:14,730 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "alternating_list_true-unreach-call_true-valid-memsafety.i_41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:15:14" (1/1) ... [2018-10-14 18:15:14,734 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-14 18:15:14,735 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-14 18:15:14,735 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-14 18:15:14,735 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-14 18:15:14,736 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "alternating_list_true-unreach-call_true-valid-memsafety.i_41.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.10 06:15:14" (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 18:15:14,814 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-14 18:15:14,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-14 18:15:14,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-14 18:15:15,971 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-14 18:15:15,972 INFO L202 PluginConnector]: Adding new model alternating_list_true-unreach-call_true-valid-memsafety.i_41.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:15:15 BoogieIcfgContainer [2018-10-14 18:15:15,972 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-14 18:15:15,973 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-10-14 18:15:15,973 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-10-14 18:15:15,973 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-10-14 18:15:15,976 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "alternating_list_true-unreach-call_true-valid-memsafety.i_41.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:15:15" (1/1) ... [2018-10-14 18:15:15,985 INFO L137 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-10-14 18:15:15,985 INFO L138 apSepIcfgTransformer]: To be partitioned heap arrays found [#memory_$Pointer$.base, #memory_int, #memory_$Pointer$.offset] [2018-10-14 18:15:16,037 INFO L191 apSepIcfgTransformer]: Heap separator: starting loc-array-style preprocessing [2018-10-14 18:15:16,121 INFO L219 apSepIcfgTransformer]: finished MemlocArrayUpdater [2018-10-14 18:15:16,146 INFO L282 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-10-14 18:15:16,216 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=1) [2018-10-14 18:15:17,850 INFO L315 AbstractInterpreter]: Visited 43 different actions 43 times. Never merged. Never widened. Never found a fixpoint. Largest state had 0 variables. [2018-10-14 18:15:17,853 INFO L306 apSepIcfgTransformer]: finished equality analysis [2018-10-14 18:15:17,863 INFO L318 apSepIcfgTransformer]: Finished detection of select terms ("array reads") [2018-10-14 18:15:17,884 WARN L125 HeapPartitionManager]: equality analysis on preprocessed graph computed array read to be unreachable: ((select |v_ULTIMATE.start_write~int_old_#memory_int_4| |v_ULTIMATE.start_write~int_#ptr.base_12|), at (assume (#memory_int == write~int_old_#memory_int[write~int_#ptr.base := write~int_old_#memory_int[write~int_#ptr.base][write~int_#ptr.offset := write~int_#value]] && write~int_old_#memory_$Pointer$.base[write~int_#ptr.base := write~int_old_#memory_$Pointer$.base[write~int_#ptr.base][write~int_#ptr.offset := #memory_$Pointer$.base[write~int_#ptr.base][write~int_#ptr.offset]]] == #memory_$Pointer$.base) && #memory_$Pointer$.offset == write~int_old_#memory_$Pointer$.offset[write~int_#ptr.base := write~int_old_#memory_$Pointer$.offset[write~int_#ptr.base][write~int_#ptr.offset := #memory_$Pointer$.offset[write~int_#ptr.base][write~int_#ptr.offset]]];)) [2018-10-14 18:15:17,885 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.vpdomain.EqConstraint.getSetConstraintForExpression(EqConstraint.java:421) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.vpdomain.EqDisjunctiveConstraint.getSetConstraintForExpression(EqDisjunctiveConstraint.java:309) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.vp.EqIntermediateState.getSetConstraintForExpression(EqIntermediateState.java:41) at de.uni_freiburg.informatik.ultimate.icfgtransformer.heapseparator.HeapPartitionManager.processSelect(HeapPartitionManager.java:146) at de.uni_freiburg.informatik.ultimate.icfgtransformer.heapseparator.HeapSepIcfgTransformer.computeResult(HeapSepIcfgTransformer.java:331) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-14 18:15:17,890 INFO L168 Benchmark]: Toolchain (without parser) took 3225.03 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 412.2 MB). Peak memory consumption was 412.2 MB. Max. memory is 7.1 GB. [2018-10-14 18:15:17,891 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-14 18:15:17,892 INFO L168 Benchmark]: Boogie Preprocessor took 67.34 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-14 18:15:17,893 INFO L168 Benchmark]: RCFGBuilder took 1237.32 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-10-14 18:15:17,897 INFO L168 Benchmark]: IcfgTransformer took 1914.73 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 369.9 MB). Peak memory consumption was 369.9 MB. Max. memory is 7.1 GB. [2018-10-14 18:15:17,902 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 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 67.34 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 1237.32 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * IcfgTransformer took 1914.73 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 369.9 MB). Peak memory consumption was 369.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 41 LocStat_MAX_WEQGRAPH_SIZE : 2 LocStat_MAX_SIZEOF_WEQEDGELABEL : 1 LocStat_NO_SUPPORTING_EQUALITIES : 913 LocStat_NO_SUPPORTING_DISEQUALITIES : 109 LocStat_NO_DISJUNCTIONS : -82 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 43 TransStat_MAX_WEQGRAPH_SIZE : 9 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 69 TransStat_NO_SUPPORTING_DISEQUALITIES : 23 TransStat_NO_DISJUNCTIONS : 44 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqPostOperator statistics APPLY_NORMAL(MILLISECONDS) : 1589.67 APPLY_RETURN(MILLISECONDS) : 0.00 #APPLY_NORMAL : 43 #APPLY_RETURN : 0 * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: NullPointerException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.vpdomain.EqConstraint.getSetConstraintForExpression(EqConstraint.java:421) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/alternating_list_true-unreach-call_true-valid-memsafety.i_41.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-Benchmark-0-2018-10-14_18-15-17-922.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/alternating_list_true-unreach-call_true-valid-memsafety.i_41.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-VPDomainBenchmark-0-2018-10-14_18-15-17-922.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/alternating_list_true-unreach-call_true-valid-memsafety.i_41.bpl_heapsep-2018-09-18.epf_AutomizerBplTransformed.xml/Csv-BenchmarkWithCounters-0-2018-10-14_18-15-17-922.csv Received shutdown request...