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/regression/bpl/BugSequentialComposition03.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:15:40,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:15:40,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:15:40,280 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:15:40,281 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:15:40,282 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:15:40,283 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:15:40,286 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:15:40,289 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:15:40,290 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:15:40,297 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:15:40,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:15:40,299 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:15:40,302 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:15:40,303 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:15:40,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:15:40,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:15:40,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:15:40,314 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:15:40,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:15:40,318 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:15:40,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:15:40,321 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:15:40,321 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:15:40,325 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:15:40,325 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:15:40,326 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:15:40,327 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:15:40,327 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:15:40,328 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:15:40,330 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:15:40,331 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:15:40,332 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:15:40,333 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:15:40,334 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:15:40,335 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:15:40,336 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:15:40,336 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:15:40,336 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:15:40,337 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:15:40,338 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:15:40,374 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:15:40,389 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:15:40,393 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:15:40,395 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:15:40,395 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:15:40,396 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/BugSequentialComposition03.bpl [2019-08-05 18:15:40,396 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/BugSequentialComposition03.bpl' [2019-08-05 18:15:40,428 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:15:40,430 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:15:40,430 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:15:40,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:15:40,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:15:40,453 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugSequentialComposition03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:40" (1/1) ... [2019-08-05 18:15:40,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugSequentialComposition03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:40" (1/1) ... [2019-08-05 18:15:40,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugSequentialComposition03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:40" (1/1) ... [2019-08-05 18:15:40,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugSequentialComposition03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:40" (1/1) ... [2019-08-05 18:15:40,463 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugSequentialComposition03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:40" (1/1) ... [2019-08-05 18:15:40,465 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugSequentialComposition03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:40" (1/1) ... [2019-08-05 18:15:40,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugSequentialComposition03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:40" (1/1) ... [2019-08-05 18:15:40,467 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:15:40,468 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:15:40,468 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:15:40,468 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:15:40,469 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugSequentialComposition03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:40" (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 [2019-08-05 18:15:40,518 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 18:15:40,519 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 18:15:40,519 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 18:15:40,743 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:15:40,743 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:15:40,744 INFO L202 PluginConnector]: Adding new model BugSequentialComposition03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:15:40 BoogieIcfgContainer [2019-08-05 18:15:40,745 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:15:40,745 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:15:40,745 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:15:40,745 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:15:40,746 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BugSequentialComposition03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:15:40" (1/1) ... [2019-08-05 18:15:40,756 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:15:40,760 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:15:40,766 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 18:15:40,776 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:15:40,777 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 18:15:40,822 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:15:40,823 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:15:40,826 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (= main_d 0) (= main_e main_c)) [2019-08-05 18:15:40,829 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:15:40,836 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:15:40,839 INFO L168 Benchmark]: Toolchain (without parser) took 408.48 ms. Allocated memory is still 133.2 MB. Free memory was 109.5 MB in the beginning and 93.5 MB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:40,840 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.19 ms. Allocated memory is still 133.2 MB. Free memory is still 110.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 18:15:40,841 INFO L168 Benchmark]: Boogie Preprocessor took 37.57 ms. Allocated memory is still 133.2 MB. Free memory was 109.5 MB in the beginning and 107.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:40,843 INFO L168 Benchmark]: RCFGBuilder took 276.59 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 97.7 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:40,844 INFO L168 Benchmark]: Symbolic Interpretation took 91.55 ms. Allocated memory is still 133.2 MB. Free memory was 97.7 MB in the beginning and 93.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:40,848 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 19]: 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 0.19 ms. Allocated memory is still 133.2 MB. Free memory is still 110.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.57 ms. Allocated memory is still 133.2 MB. Free memory was 109.5 MB in the beginning and 107.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 276.59 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 97.7 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 91.55 ms. Allocated memory is still 133.2 MB. Free memory was 97.7 MB in the beginning and 93.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...