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/abstractInterpretation/regression/all/proc-local-var-overload.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-e6f8464 [2019-08-06 14:26:06,523 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 14:26:06,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 14:26:06,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 14:26:06,537 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 14:26:06,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 14:26:06,540 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 14:26:06,542 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 14:26:06,544 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 14:26:06,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 14:26:06,546 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 14:26:06,547 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 14:26:06,547 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 14:26:06,548 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 14:26:06,549 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 14:26:06,550 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 14:26:06,551 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 14:26:06,552 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 14:26:06,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 14:26:06,556 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 14:26:06,557 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 14:26:06,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 14:26:06,559 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 14:26:06,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 14:26:06,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 14:26:06,563 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 14:26:06,563 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 14:26:06,564 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 14:26:06,565 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 14:26:06,566 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 14:26:06,566 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 14:26:06,567 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 14:26:06,568 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 14:26:06,569 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 14:26:06,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 14:26:06,570 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 14:26:06,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 14:26:06,571 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 14:26:06,571 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 14:26:06,572 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 14:26:06,573 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 14:26:06,601 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 14:26:06,614 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 14:26:06,617 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 14:26:06,619 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 14:26:06,620 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 14:26:06,620 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/proc-local-var-overload.bpl [2019-08-06 14:26:06,621 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/proc-local-var-overload.bpl' [2019-08-06 14:26:06,653 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 14:26:06,655 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 14:26:06,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 14:26:06,656 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 14:26:06,656 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 14:26:06,681 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "proc-local-var-overload.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:06" (1/1) ... [2019-08-06 14:26:06,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "proc-local-var-overload.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:06" (1/1) ... [2019-08-06 14:26:06,691 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "proc-local-var-overload.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:06" (1/1) ... [2019-08-06 14:26:06,691 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "proc-local-var-overload.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:06" (1/1) ... [2019-08-06 14:26:06,694 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "proc-local-var-overload.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:06" (1/1) ... [2019-08-06 14:26:06,695 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "proc-local-var-overload.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:06" (1/1) ... [2019-08-06 14:26:06,696 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "proc-local-var-overload.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:06" (1/1) ... [2019-08-06 14:26:06,697 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 14:26:06,698 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 14:26:06,698 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 14:26:06,698 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 14:26:06,699 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "proc-local-var-overload.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:26:06" (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 14:26:06,759 INFO L124 BoogieDeclarations]: Specification and implementation of procedure f given in one single declaration [2019-08-06 14:26:06,760 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-08-06 14:26:06,760 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-08-06 14:26:06,760 INFO L124 BoogieDeclarations]: Specification and implementation of procedure g given in one single declaration [2019-08-06 14:26:06,760 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-08-06 14:26:06,761 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-08-06 14:26:06,969 INFO L275 CfgBuilder]: Using library mode [2019-08-06 14:26:06,969 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 14:26:06,970 INFO L202 PluginConnector]: Adding new model proc-local-var-overload.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:26:06 BoogieIcfgContainer [2019-08-06 14:26:06,971 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 14:26:06,971 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 14:26:06,972 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 14:26:06,972 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 14:26:06,973 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "proc-local-var-overload.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:26:06" (1/1) ... [2019-08-06 14:26:06,985 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 14:26:06,988 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 14:26:06,995 INFO L160 IcfgInterpreter]: Initial procedures are [f] [2019-08-06 14:26:07,004 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 14:26:07,005 INFO L185 IcfgInterpreter]: Interpreting procedure f with input of size 1 [2019-08-06 14:26:07,052 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 14:26:07,052 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 14:26:07,055 INFO L179 IcfgInterpreter]: Location fErr0ASSERT_VIOLATIONASSERT has predicate 10#(and (exists ((v_g_x_BEFORE_RETURN_1 Bool)) v_g_x_BEFORE_RETURN_1) (= 7 x)) [2019-08-06 14:26:07,056 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 14:26:07,064 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 14:26:07,068 INFO L168 Benchmark]: Toolchain (without parser) took 411.33 ms. Allocated memory is still 132.1 MB. Free memory was 108.5 MB in the beginning and 93.3 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 7.1 GB. [2019-08-06 14:26:07,069 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 109.7 MB in the beginning and 109.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-06 14:26:07,071 INFO L168 Benchmark]: Boogie Preprocessor took 41.80 ms. Allocated memory is still 132.1 MB. Free memory was 108.5 MB in the beginning and 106.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-06 14:26:07,072 INFO L168 Benchmark]: RCFGBuilder took 273.04 ms. Allocated memory is still 132.1 MB. Free memory was 106.5 MB in the beginning and 97.5 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-06 14:26:07,073 INFO L168 Benchmark]: Symbolic Interpretation took 93.19 ms. Allocated memory is still 132.1 MB. Free memory was 97.5 MB in the beginning and 93.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-08-06 14:26:07,077 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 10]: 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 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 109.7 MB in the beginning and 109.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.80 ms. Allocated memory is still 132.1 MB. Free memory was 108.5 MB in the beginning and 106.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 273.04 ms. Allocated memory is still 132.1 MB. Free memory was 106.5 MB in the beginning and 97.5 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 93.19 ms. Allocated memory is still 132.1 MB. Free memory was 97.5 MB in the beginning and 93.3 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...