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-b8c145f [2019-08-05 12:05:50,867 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:05:50,871 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:05:50,887 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:05:50,887 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:05:50,889 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:05:50,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:05:50,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:05:50,896 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:05:50,902 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:05:50,903 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:05:50,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:05:50,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:05:50,908 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:05:50,913 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:05:50,916 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:05:50,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:05:50,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:05:50,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:05:50,926 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:05:50,929 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:05:50,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:05:50,934 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:05:50,935 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:05:50,939 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:05:50,939 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:05:50,939 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:05:50,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:05:50,941 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:05:50,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:05:50,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:05:50,948 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:05:50,948 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:05:50,949 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:05:50,950 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:05:50,950 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:05:50,951 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:05:50,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:05:50,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:05:50,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:05:50,953 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:05:51,000 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:05:51,016 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:05:51,022 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:05:51,024 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:05:51,024 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:05:51,025 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/BugSequentialComposition03.bpl [2019-08-05 12:05:51,025 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/BugSequentialComposition03.bpl' [2019-08-05 12:05:51,061 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:05:51,063 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:05:51,063 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:05:51,063 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:05:51,064 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:05:51,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugSequentialComposition03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:51" (1/1) ... [2019-08-05 12:05:51,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugSequentialComposition03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:51" (1/1) ... [2019-08-05 12:05:51,100 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugSequentialComposition03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:51" (1/1) ... [2019-08-05 12:05:51,100 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugSequentialComposition03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:51" (1/1) ... [2019-08-05 12:05:51,103 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugSequentialComposition03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:51" (1/1) ... [2019-08-05 12:05:51,106 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugSequentialComposition03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:51" (1/1) ... [2019-08-05 12:05:51,106 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugSequentialComposition03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:51" (1/1) ... [2019-08-05 12:05:51,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:05:51,109 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:05:51,109 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:05:51,109 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:05:51,110 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugSequentialComposition03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:51" (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 12:05:51,182 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-05 12:05:51,182 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-05 12:05:51,182 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-05 12:05:51,474 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:05:51,474 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:05:51,476 INFO L202 PluginConnector]: Adding new model BugSequentialComposition03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:05:51 BoogieIcfgContainer [2019-08-05 12:05:51,476 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:05:51,476 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:05:51,476 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:05:51,477 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:05:51,479 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 12:05:51" (1/1) ... [2019-08-05 12:05:51,488 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 12:05:51,491 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:05:51,498 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-05 12:05:51,507 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:05:51,508 INFO L184 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-05 12:05:51,606 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:05:51,607 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:05:51,610 INFO L178 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (= main_d 0) (= main_e main_c)) [2019-08-05 12:05:51,618 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:05:51,622 INFO L168 Benchmark]: Toolchain (without parser) took 558.24 ms. Allocated memory is still 133.2 MB. Free memory was 109.6 MB in the beginning and 92.8 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:05:51,623 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 133.2 MB. Free memory was 110.6 MB in the beginning and 110.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-05 12:05:51,625 INFO L168 Benchmark]: Boogie Preprocessor took 44.90 ms. Allocated memory is still 133.2 MB. Free memory was 109.4 MB in the beginning and 107.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-05 12:05:51,626 INFO L168 Benchmark]: RCFGBuilder took 367.24 ms. Allocated memory is still 133.2 MB. Free memory was 107.2 MB in the beginning and 97.5 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:05:51,628 INFO L168 Benchmark]: Symbolic Interpretation took 142.65 ms. Allocated memory is still 133.2 MB. Free memory was 97.5 MB in the beginning and 92.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:05:51,633 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 0.23 ms. Allocated memory is still 133.2 MB. Free memory was 110.6 MB in the beginning and 110.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.90 ms. Allocated memory is still 133.2 MB. Free memory was 109.4 MB in the beginning and 107.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 367.24 ms. Allocated memory is still 133.2 MB. Free memory was 107.2 MB in the beginning and 97.5 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 142.65 ms. Allocated memory is still 133.2 MB. Free memory was 97.5 MB in the beginning and 92.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...