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/interprocedural/BugEmptyImplementation.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:05:30,437 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:05:30,439 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:05:30,451 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:05:30,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:05:30,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:05:30,454 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:05:30,456 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:05:30,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:05:30,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:05:30,459 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:05:30,460 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:05:30,460 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:05:30,461 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:05:30,462 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:05:30,463 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:05:30,464 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:05:30,465 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:05:30,467 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:05:30,470 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:05:30,471 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:05:30,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:05:30,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:05:30,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:05:30,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:05:30,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:05:30,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:05:30,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:05:30,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:05:30,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:05:30,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:05:30,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:05:30,483 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:05:30,484 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:05:30,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:05:30,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:05:30,486 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:05:30,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:05:30,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:05:30,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:05:30,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:05:30,516 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:05:30,529 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:05:30,532 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:05:30,534 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:05:30,535 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:05:30,535 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugEmptyImplementation.bpl [2019-08-05 12:05:30,536 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugEmptyImplementation.bpl' [2019-08-05 12:05:30,561 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:05:30,563 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:05:30,563 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:05:30,563 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:05:30,564 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:05:30,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugEmptyImplementation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:30" (1/1) ... [2019-08-05 12:05:30,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugEmptyImplementation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:30" (1/1) ... [2019-08-05 12:05:30,594 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugEmptyImplementation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:30" (1/1) ... [2019-08-05 12:05:30,595 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugEmptyImplementation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:30" (1/1) ... [2019-08-05 12:05:30,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugEmptyImplementation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:30" (1/1) ... [2019-08-05 12:05:30,598 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugEmptyImplementation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:30" (1/1) ... [2019-08-05 12:05:30,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugEmptyImplementation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:30" (1/1) ... [2019-08-05 12:05:30,600 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:05:30,601 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:05:30,601 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:05:30,601 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:05:30,602 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugEmptyImplementation.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:05:30" (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 12:05:30,664 INFO L124 BoogieDeclarations]: Specification and implementation of procedure caller given in one single declaration [2019-08-05 12:05:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure caller [2019-08-05 12:05:30,665 INFO L138 BoogieDeclarations]: Found implementation of procedure caller [2019-08-05 12:05:30,665 INFO L124 BoogieDeclarations]: Specification and implementation of procedure callee given in one single declaration [2019-08-05 12:05:30,665 INFO L130 BoogieDeclarations]: Found specification of procedure callee [2019-08-05 12:05:30,666 INFO L138 BoogieDeclarations]: Found implementation of procedure callee [2019-08-05 12:05:30,848 INFO L275 CfgBuilder]: Using library mode [2019-08-05 12:05:30,848 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:05:30,850 INFO L202 PluginConnector]: Adding new model BugEmptyImplementation.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:05:30 BoogieIcfgContainer [2019-08-05 12:05:30,850 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:05:30,850 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:05:30,851 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:05:30,851 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:05:30,853 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BugEmptyImplementation.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:05:30" (1/1) ... [2019-08-05 12:05:30,864 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 12:05:30,867 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:05:30,873 INFO L160 IcfgInterpreter]: Initial procedures are [caller] [2019-08-05 12:05:30,882 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:05:30,883 INFO L184 IcfgInterpreter]: Interpreting procedure caller with input of size 1 [2019-08-05 12:05:30,956 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:05:30,956 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:05:30,958 INFO L178 IcfgInterpreter]: Location callerErr0ASSERT_VIOLATIONASSERT has predicate 9#true [2019-08-05 12:05:30,964 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:05:30,967 INFO L168 Benchmark]: Toolchain (without parser) took 403.23 ms. Allocated memory is still 134.2 MB. Free memory was 111.9 MB in the beginning and 97.4 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:05:30,968 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 112.9 MB in the beginning and 112.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 12:05:30,969 INFO L168 Benchmark]: Boogie Preprocessor took 36.85 ms. Allocated memory is still 134.2 MB. Free memory was 111.9 MB in the beginning and 109.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 12:05:30,971 INFO L168 Benchmark]: RCFGBuilder took 249.54 ms. Allocated memory is still 134.2 MB. Free memory was 109.7 MB in the beginning and 101.7 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:05:30,972 INFO L168 Benchmark]: Symbolic Interpretation took 113.74 ms. Allocated memory is still 134.2 MB. Free memory was 101.7 MB in the beginning and 97.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-08-05 12:05:30,976 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 12]: 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 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 112.9 MB in the beginning and 112.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.85 ms. Allocated memory is still 134.2 MB. Free memory was 111.9 MB in the beginning and 109.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 249.54 ms. Allocated memory is still 134.2 MB. Free memory was 109.7 MB in the beginning and 101.7 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 113.74 ms. Allocated memory is still 134.2 MB. Free memory was 101.7 MB in the beginning and 97.4 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...