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/BugLocalVarTwiceInInterproceduralBlock.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:58:20,405 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:58:20,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:58:20,419 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:58:20,419 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:58:20,421 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:58:20,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:58:20,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:58:20,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:58:20,427 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:58:20,428 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:58:20,429 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:58:20,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:58:20,430 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:58:20,431 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:58:20,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:58:20,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:58:20,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:58:20,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:58:20,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:58:20,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:58:20,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:58:20,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:58:20,444 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:58:20,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:58:20,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:58:20,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:58:20,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:58:20,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:58:20,451 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:58:20,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:58:20,452 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:58:20,453 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:58:20,454 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:58:20,455 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:58:20,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:58:20,456 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:58:20,457 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:58:20,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:58:20,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:58:20,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:58:20,485 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:58:20,500 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:58:20,504 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:58:20,505 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:58:20,506 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:58:20,506 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugLocalVarTwiceInInterproceduralBlock.bpl [2019-08-06 16:58:20,507 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/interprocedural/BugLocalVarTwiceInInterproceduralBlock.bpl' [2019-08-06 16:58:20,537 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:58:20,539 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:58:20,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:58:20,540 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:58:20,540 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:58:20,564 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "BugLocalVarTwiceInInterproceduralBlock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:20" (1/1) ... [2019-08-06 16:58:20,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "BugLocalVarTwiceInInterproceduralBlock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:20" (1/1) ... [2019-08-06 16:58:20,573 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "BugLocalVarTwiceInInterproceduralBlock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:20" (1/1) ... [2019-08-06 16:58:20,574 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "BugLocalVarTwiceInInterproceduralBlock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:20" (1/1) ... [2019-08-06 16:58:20,576 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "BugLocalVarTwiceInInterproceduralBlock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:20" (1/1) ... [2019-08-06 16:58:20,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "BugLocalVarTwiceInInterproceduralBlock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:20" (1/1) ... [2019-08-06 16:58:20,578 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "BugLocalVarTwiceInInterproceduralBlock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:20" (1/1) ... [2019-08-06 16:58:20,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:58:20,581 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:58:20,581 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:58:20,581 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:58:20,582 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "BugLocalVarTwiceInInterproceduralBlock.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:58:20" (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 16:58:20,661 INFO L124 BoogieDeclarations]: Specification and implementation of procedure main given in one single declaration [2019-08-06 16:58:20,661 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-06 16:58:20,662 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-06 16:58:20,662 INFO L124 BoogieDeclarations]: Specification and implementation of procedure doNothing given in one single declaration [2019-08-06 16:58:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure doNothing [2019-08-06 16:58:20,665 INFO L138 BoogieDeclarations]: Found implementation of procedure doNothing [2019-08-06 16:58:20,989 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:58:20,989 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:58:20,991 INFO L202 PluginConnector]: Adding new model BugLocalVarTwiceInInterproceduralBlock.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:20 BoogieIcfgContainer [2019-08-06 16:58:20,991 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:58:20,992 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:58:20,992 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:58:20,992 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:58:20,993 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "BugLocalVarTwiceInInterproceduralBlock.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:58:20" (1/1) ... [2019-08-06 16:58:21,004 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:58:21,007 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:58:21,014 INFO L160 IcfgInterpreter]: Initial procedures are [main] [2019-08-06 16:58:21,022 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:58:21,024 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-06 16:58:21,075 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:58:21,076 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:58:21,078 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONASSERT has predicate 12#(= g 42) [2019-08-06 16:58:21,079 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:58:21,085 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:58:21,088 INFO L168 Benchmark]: Toolchain (without parser) took 548.24 ms. Allocated memory is still 140.5 MB. Free memory was 108.9 MB in the beginning and 93.3 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:21,089 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 110.2 MB in the beginning and 109.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-06 16:58:21,091 INFO L168 Benchmark]: Boogie Preprocessor took 40.44 ms. Allocated memory is still 140.5 MB. Free memory was 108.9 MB in the beginning and 106.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:21,092 INFO L168 Benchmark]: RCFGBuilder took 410.79 ms. Allocated memory is still 140.5 MB. Free memory was 106.9 MB in the beginning and 97.9 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:21,093 INFO L168 Benchmark]: Symbolic Interpretation took 93.66 ms. Allocated memory is still 140.5 MB. Free memory was 97.9 MB in the beginning and 93.3 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-08-06 16:58:21,097 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 20]: 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 140.5 MB. Free memory was 110.2 MB in the beginning and 109.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.44 ms. Allocated memory is still 140.5 MB. Free memory was 108.9 MB in the beginning and 106.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 410.79 ms. Allocated memory is still 140.5 MB. Free memory was 106.9 MB in the beginning and 97.9 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 93.66 ms. Allocated memory is still 140.5 MB. Free memory was 97.9 MB in the beginning and 93.3 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...