java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/Sifa.xml -i ../../../trunk/examples/programs/quantifier/regression/bpl/BoogieArrayTest-StoreAfterReadSafe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-4ddfff8 [2019-08-09 14:18:30,890 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:18:30,892 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:18:30,909 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:18:30,910 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:18:30,911 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:18:30,913 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:18:30,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:18:30,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:18:30,925 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:18:30,926 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:18:30,927 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:18:30,928 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:18:30,931 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:18:30,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:18:30,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:18:30,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:18:30,940 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:18:30,942 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:18:30,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:18:30,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:18:30,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:18:30,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:18:30,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:18:30,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:18:30,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:18:30,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:18:30,959 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:18:30,960 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:18:30,961 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:18:30,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:18:30,963 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:18:30,964 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:18:30,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:18:30,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:18:30,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:18:30,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:18:30,968 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:18:30,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:18:30,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:18:30,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:18:31,007 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:18:31,020 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:18:31,023 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:18:31,025 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:18:31,025 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:18:31,026 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/bpl/BoogieArrayTest-StoreAfterReadSafe.bpl [2019-08-09 14:18:31,026 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/bpl/BoogieArrayTest-StoreAfterReadSafe.bpl' [2019-08-09 14:18:31,053 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:18:31,054 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:18:31,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:18:31,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:18:31,055 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:18:31,074 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:31" (1/1) ... [2019-08-09 14:18:31,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:31" (1/1) ... [2019-08-09 14:18:31,084 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:31" (1/1) ... [2019-08-09 14:18:31,085 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:31" (1/1) ... [2019-08-09 14:18:31,087 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:31" (1/1) ... [2019-08-09 14:18:31,088 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:31" (1/1) ... [2019-08-09 14:18:31,089 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:31" (1/1) ... [2019-08-09 14:18:31,090 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:18:31,091 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:18:31,091 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:18:31,092 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:18:31,093 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BoogieArrayTest-StoreAfterReadSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.08 02:18:31" (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 [2019-08-09 14:18:31,162 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 14:18:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 14:18:31,314 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:18:31,314 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:18:31,316 INFO L202 PluginConnector]: Adding new model BoogieArrayTest-StoreAfterReadSafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:18:31 BoogieIcfgContainer [2019-08-09 14:18:31,316 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:18:31,317 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:18:31,317 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:18:31,317 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:18:31,321 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BoogieArrayTest-StoreAfterReadSafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:18:31" (1/1) ... [2019-08-09 14:18:31,534 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:18:31,541 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:18:31,544 INFO L168 Benchmark]: Toolchain (without parser) took 488.90 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 92.0 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:31,545 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 133.2 MB. Free memory was 110.8 MB in the beginning and 110.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-09 14:18:31,546 INFO L168 Benchmark]: Boogie Preprocessor took 36.18 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 107.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:31,547 INFO L168 Benchmark]: RCFGBuilder took 225.00 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 99.2 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:31,550 INFO L168 Benchmark]: Symbolic Interpretation took 224.91 ms. Allocated memory is still 133.2 MB. Free memory was 99.0 MB in the beginning and 92.0 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 7.1 GB. [2019-08-09 14:18:31,556 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 11]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 6#(and (= 23 (select a 0)) (= (select a 1) 42) (or (not (= 23 (select a 0))) (not (= (select a 1) 42)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 133.2 MB. Free memory was 110.8 MB in the beginning and 110.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.18 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 107.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 225.00 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 99.2 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 224.91 ms. Allocated memory is still 133.2 MB. Free memory was 99.0 MB in the beginning and 92.0 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...