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 0.1.24-3b9210c [2019-08-06 16:57:40,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:57:40,347 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:57:40,360 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:57:40,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:57:40,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:57:40,363 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:57:40,365 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:57:40,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:57:40,368 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:57:40,369 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:57:40,370 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:57:40,370 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:57:40,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:57:40,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:57:40,373 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:57:40,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:57:40,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:57:40,378 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:57:40,380 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:57:40,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:57:40,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:57:40,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:57:40,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:57:40,388 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:57:40,388 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:57:40,389 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:57:40,390 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:57:40,390 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:57:40,392 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:57:40,392 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:57:40,393 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:57:40,394 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:57:40,395 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:57:40,396 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:57:40,396 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:57:40,397 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:57:40,397 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:57:40,397 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:57:40,399 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:57:40,399 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:57:40,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:57:40,440 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:57:40,444 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:57:40,446 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:57:40,446 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:57:40,447 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/bpl/BoogieArrayTest-StoreAfterReadSafe.bpl [2019-08-06 16:57:40,447 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/quantifier/regression/bpl/BoogieArrayTest-StoreAfterReadSafe.bpl' [2019-08-06 16:57:40,479 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:57:40,481 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:57:40,482 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:57:40,482 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:57:40,482 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:57:40,502 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:40" (1/1) ... [2019-08-06 16:57:40,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:40" (1/1) ... [2019-08-06 16:57:40,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:40" (1/1) ... [2019-08-06 16:57:40,511 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:40" (1/1) ... [2019-08-06 16:57:40,514 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:40" (1/1) ... [2019-08-06 16:57:40,515 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:40" (1/1) ... [2019-08-06 16:57:40,516 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BoogieArrayTest-StoreAfterReadSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:40" (1/1) ... [2019-08-06 16:57:40,517 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:57:40,518 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:57:40,519 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:57:40,519 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:57:40,520 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BoogieArrayTest-StoreAfterReadSafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:57:40" (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 [2019-08-06 16:57:40,599 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:57:40,599 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:57:40,801 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:57:40,801 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:57:40,803 INFO L202 PluginConnector]: Adding new model BoogieArrayTest-StoreAfterReadSafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:57:40 BoogieIcfgContainer [2019-08-06 16:57:40,803 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:57:40,804 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:57:40,804 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:57:40,807 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:57:40,808 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BoogieArrayTest-StoreAfterReadSafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:57:40" (1/1) ... [2019-08-06 16:57:40,820 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:57:40,825 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:57:40,837 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:57:40,849 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:57:40,850 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:57:40,904 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:57:40,904 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:57:40,907 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (or (not (= 23 (select a 0))) (not (= (select a 1) 42))) (exists ((v_a_7 (Array Int Int))) (and (= (store v_a_7 1 42) a) (= (select v_a_7 0) 23)))) [2019-08-06 16:57:40,908 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:57:40,915 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:57:40,918 INFO L168 Benchmark]: Toolchain (without parser) took 435.94 ms. Allocated memory is still 134.7 MB. Free memory was 109.8 MB in the beginning and 94.8 MB in the end (delta: 15.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:40,921 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 134.7 MB. Free memory was 111.0 MB in the beginning and 110.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:57:40,922 INFO L168 Benchmark]: Boogie Preprocessor took 36.29 ms. Allocated memory is still 134.7 MB. Free memory was 109.8 MB in the beginning and 107.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:40,924 INFO L168 Benchmark]: RCFGBuilder took 284.91 ms. Allocated memory is still 134.7 MB. Free memory was 107.8 MB in the beginning and 99.4 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:40,926 INFO L168 Benchmark]: Symbolic Interpretation took 111.31 ms. Allocated memory is still 134.7 MB. Free memory was 99.2 MB in the beginning and 94.8 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:57:40,930 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.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 134.7 MB. Free memory was 111.0 MB in the beginning and 110.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.29 ms. Allocated memory is still 134.7 MB. Free memory was 109.8 MB in the beginning and 107.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 284.91 ms. Allocated memory is still 134.7 MB. Free memory was 107.8 MB in the beginning and 99.4 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 111.31 ms. Allocated memory is still 134.7 MB. Free memory was 99.2 MB in the beginning and 94.8 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...