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/IcfgTransformer.xml -s ../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf -i ../../../trunk/examples/programs/20181010-MemSafetyPathprograms/reverse_array_alloca_unsafe_false-valid-deref.i_6.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-b8f97f7-m [2018-10-10 16:01:48,020 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-10 16:01:48,022 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-10 16:01:48,035 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-10 16:01:48,035 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-10 16:01:48,036 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-10 16:01:48,037 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-10 16:01:48,039 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-10 16:01:48,041 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-10 16:01:48,041 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-10 16:01:48,042 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-10 16:01:48,043 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-10 16:01:48,044 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-10 16:01:48,045 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-10 16:01:48,046 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-10 16:01:48,046 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-10 16:01:48,047 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-10 16:01:48,049 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-10 16:01:48,051 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-10 16:01:48,053 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-10 16:01:48,054 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-10 16:01:48,055 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-10 16:01:48,058 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-10 16:01:48,058 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-10 16:01:48,058 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-10 16:01:48,059 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-10 16:01:48,060 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-10 16:01:48,061 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-10 16:01:48,062 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-10 16:01:48,063 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-10 16:01:48,063 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-10 16:01:48,064 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-10 16:01:48,064 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-10 16:01:48,064 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-10 16:01:48,065 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-10 16:01:48,066 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-10 16:01:48,066 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/heapseparator/heapsep-2018-09-18.epf [2018-10-10 16:01:48,076 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-10 16:01:48,076 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-10 16:01:48,077 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-10 16:01:48,077 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-10-10 16:01:48,077 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-10-10 16:01:48,077 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-10 16:01:48,078 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-10 16:01:48,078 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-10-10 16:01:48,078 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-10 16:01:48,079 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-10-10 16:01:48,079 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-10 16:01:48,079 INFO L133 SettingsManager]: * Order in Petri net unfolding=Ken McMillan [2018-10-10 16:01:48,079 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-10 16:01:48,080 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-10-10 16:01:48,080 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-10-10 16:01:48,122 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-10 16:01:48,139 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-10 16:01:48,145 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-10 16:01:48,146 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-10-10 16:01:48,147 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-10-10 16:01:48,148 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/reverse_array_alloca_unsafe_false-valid-deref.i_6.bpl [2018-10-10 16:01:48,148 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20181010-MemSafetyPathprograms/reverse_array_alloca_unsafe_false-valid-deref.i_6.bpl' [2018-10-10 16:01:48,230 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-10 16:01:48,232 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-10-10 16:01:48,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-10 16:01:48,233 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-10 16:01:48,233 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-10 16:01:48,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "reverse_array_alloca_unsafe_false-valid-deref.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:01:48" (1/1) ... [2018-10-10 16:01:48,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "reverse_array_alloca_unsafe_false-valid-deref.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:01:48" (1/1) ... [2018-10-10 16:01:48,279 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "reverse_array_alloca_unsafe_false-valid-deref.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:01:48" (1/1) ... [2018-10-10 16:01:48,282 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "reverse_array_alloca_unsafe_false-valid-deref.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:01:48" (1/1) ... [2018-10-10 16:01:48,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "reverse_array_alloca_unsafe_false-valid-deref.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:01:48" (1/1) ... [2018-10-10 16:01:48,291 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "reverse_array_alloca_unsafe_false-valid-deref.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:01:48" (1/1) ... [2018-10-10 16:01:48,292 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "reverse_array_alloca_unsafe_false-valid-deref.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:01:48" (1/1) ... [2018-10-10 16:01:48,294 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-10 16:01:48,299 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-10 16:01:48,300 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-10 16:01:48,300 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-10 16:01:48,301 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "reverse_array_alloca_unsafe_false-valid-deref.i_6.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.10 04:01:48" (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 [2018-10-10 16:01:48,378 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-10-10 16:01:48,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-10 16:01:48,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-10 16:01:48,796 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-10 16:01:48,797 INFO L202 PluginConnector]: Adding new model reverse_array_alloca_unsafe_false-valid-deref.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 04:01:48 BoogieIcfgContainer [2018-10-10 16:01:48,797 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-10 16:01:48,797 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-10-10 16:01:48,798 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-10-10 16:01:48,799 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-10-10 16:01:48,802 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "reverse_array_alloca_unsafe_false-valid-deref.i_6.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.10 04:01:48" (1/1) ... [2018-10-10 16:01:48,811 INFO L137 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-10-10 16:01:48,811 INFO L138 apSepIcfgTransformer]: To be partitioned heap arrays found [#memory_int] [2018-10-10 16:01:48,844 INFO L191 apSepIcfgTransformer]: Heap separator: starting loc-array-style preprocessing [2018-10-10 16:01:48,876 INFO L217 apSepIcfgTransformer]: finished MemlocArrayUpdater [2018-10-10 16:01:48,888 INFO L280 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-10-10 16:01:48,952 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=1) [2018-10-10 16:01:49,855 INFO L315 AbstractInterpreter]: Visited 43 different actions 61 times. Merged at 16 different actions 17 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 0 variables. [2018-10-10 16:01:49,858 INFO L304 apSepIcfgTransformer]: finished equality analysis [2018-10-10 16:01:49,865 INFO L316 apSepIcfgTransformer]: Finished detection of select terms ("array reads") [2018-10-10 16:01:49,878 WARN L152 HeapPartitionManager]: No literal set constraint found for loc-array access (select |#loc_#memory_int_(Array-Int-#locsort1)| |v_ULTIMATE.start_read~int_#ptr.base_7|) at (assume #memory_int[read~int_#ptr.base][read~int_#ptr.offset] == read~int_#value;) [2018-10-10 16:01:49,880 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation has thrown an exception: java.util.NoSuchElementException at java.util.ArrayList$Itr.next(ArrayList.java:862) at de.uni_freiburg.informatik.ultimate.icfgtransformer.heapseparator.HeapPartitionManager.mergeBlocks(HeapPartitionManager.java:172) at de.uni_freiburg.informatik.ultimate.icfgtransformer.heapseparator.HeapPartitionManager.processSelect(HeapPartitionManager.java:156) at de.uni_freiburg.informatik.ultimate.icfgtransformer.heapseparator.HeapSepIcfgTransformer.computeResult(HeapSepIcfgTransformer.java:329) 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) [2018-10-10 16:01:49,883 INFO L168 Benchmark]: Toolchain (without parser) took 1652.34 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: 169.1 MB). Peak memory consumption was 169.1 MB. Max. memory is 7.1 GB. [2018-10-10 16:01:49,889 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. [2018-10-10 16:01:49,889 INFO L168 Benchmark]: Boogie Preprocessor took 62.08 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. [2018-10-10 16:01:49,890 INFO L168 Benchmark]: RCFGBuilder took 497.66 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-10-10 16:01:49,891 INFO L168 Benchmark]: IcfgTransformer took 1085.07 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: 148.0 MB). Peak memory consumption was 148.0 MB. Max. memory is 7.1 GB. [2018-10-10 16:01:49,895 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 62.08 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 497.66 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * IcfgTransformer took 1085.07 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 148.0 MB). Peak memory consumption was 148.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 41 LocStat_MAX_WEQGRAPH_SIZE : 2 LocStat_MAX_SIZEOF_WEQEDGELABEL : 1 LocStat_NO_SUPPORTING_EQUALITIES : 438 LocStat_NO_SUPPORTING_DISEQUALITIES : 74 LocStat_NO_DISJUNCTIONS : -82 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 43 TransStat_MAX_WEQGRAPH_SIZE : 1 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 29 TransStat_NO_SUPPORTING_DISEQUALITIES : 3 TransStat_NO_DISJUNCTIONS : 43 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqPostOperator statistics APPLY_NORMAL(MILLISECONDS) : 551.95 APPLY_RETURN(MILLISECONDS) : 0.00 #APPLY_NORMAL : 63 #APPLY_RETURN : 0 * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - ExceptionOrErrorResult: NoSuchElementException: null de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: NoSuchElementException: null: java.util.ArrayList$Itr.next(ArrayList.java:862) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/reverse_array_alloca_unsafe_false-valid-deref.i_6.bpl_heapsep-2018-09-18.epf_IcfgTransformer.xml/Csv-Benchmark-0-2018-10-10_16-01-49-910.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/reverse_array_alloca_unsafe_false-valid-deref.i_6.bpl_heapsep-2018-09-18.epf_IcfgTransformer.xml/Csv-VPDomainBenchmark-0-2018-10-10_16-01-49-910.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/reverse_array_alloca_unsafe_false-valid-deref.i_6.bpl_heapsep-2018-09-18.epf_IcfgTransformer.xml/Csv-BenchmarkWithCounters-0-2018-10-10_16-01-49-910.csv Received shutdown request...