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-call-nested-unsafe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:06:41,648 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:06:41,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:06:41,665 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:06:41,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:06:41,667 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:06:41,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:06:41,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:06:41,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:06:41,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:06:41,684 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:06:41,684 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:06:41,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:06:41,686 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:06:41,687 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:06:41,688 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:06:41,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:06:41,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:06:41,692 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:06:41,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:06:41,701 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:06:41,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:06:41,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:06:41,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:06:41,708 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-05 12:06:41,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:06:41,715 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:06:41,715 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:06:41,716 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:06:41,719 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:06:41,720 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:06:41,720 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:06:41,721 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:06:41,721 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:06:41,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:06:41,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:06:41,758 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:06:41,772 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:06:41,775 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:06:41,777 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:06:41,777 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:06:41,778 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/proc-call-nested-unsafe.bpl [2019-08-05 12:06:41,779 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/proc-call-nested-unsafe.bpl' [2019-08-05 12:06:41,810 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:06:41,812 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 12:06:41,813 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:06:41,813 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:06:41,813 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:06:41,838 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "proc-call-nested-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:41" (1/1) ... [2019-08-05 12:06:41,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "proc-call-nested-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:41" (1/1) ... [2019-08-05 12:06:41,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "proc-call-nested-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:41" (1/1) ... [2019-08-05 12:06:41,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "proc-call-nested-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:41" (1/1) ... [2019-08-05 12:06:41,850 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "proc-call-nested-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:41" (1/1) ... [2019-08-05 12:06:41,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "proc-call-nested-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:41" (1/1) ... [2019-08-05 12:06:41,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "proc-call-nested-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:41" (1/1) ... [2019-08-05 12:06:41,853 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:06:41,854 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:06:41,854 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:06:41,855 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:06:41,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "proc-call-nested-unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:06:41" (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 12:06:41,923 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2019-08-05 12:06:41,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:06:41,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:06:41,923 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2019-08-05 12:06:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-05 12:06:41,924 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-05 12:06:41,924 INFO L124 BoogieDeclarations]: Specification and implementation of procedure funA given in one single declaration [2019-08-05 12:06:41,924 INFO L130 BoogieDeclarations]: Found specification of procedure funA [2019-08-05 12:06:41,924 INFO L138 BoogieDeclarations]: Found implementation of procedure funA [2019-08-05 12:06:41,925 INFO L124 BoogieDeclarations]: Specification and implementation of procedure funB given in one single declaration [2019-08-05 12:06:41,925 INFO L130 BoogieDeclarations]: Found specification of procedure funB [2019-08-05 12:06:41,925 INFO L138 BoogieDeclarations]: Found implementation of procedure funB [2019-08-05 12:06:42,149 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:06:42,150 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 12:06:42,151 INFO L202 PluginConnector]: Adding new model proc-call-nested-unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:06:42 BoogieIcfgContainer [2019-08-05 12:06:42,151 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:06:42,151 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 12:06:42,151 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 12:06:42,152 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 12:06:42,153 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "proc-call-nested-unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:06:42" (1/1) ... [2019-08-05 12:06:42,163 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 12:06:42,165 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 12:06:42,171 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-05 12:06:42,179 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 12:06:42,181 INFO L184 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-05 12:06:42,459 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 12:06:42,459 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 12:06:42,462 INFO L178 IcfgInterpreter]: Location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT has predicate 19#(or (= 1 ULTIMATE.start_x) (= 0 ULTIMATE.start_x)) [2019-08-05 12:06:42,469 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 12:06:42,472 INFO L168 Benchmark]: Toolchain (without parser) took 659.22 ms. Allocated memory is still 141.0 MB. Free memory was 110.7 MB in the beginning and 90.6 MB in the end (delta: 20.1 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:42,473 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 111.8 MB in the beginning and 111.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-05 12:06:42,474 INFO L168 Benchmark]: Boogie Preprocessor took 41.16 ms. Allocated memory is still 141.0 MB. Free memory was 110.5 MB in the beginning and 108.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:42,475 INFO L168 Benchmark]: RCFGBuilder took 296.81 ms. Allocated memory is still 141.0 MB. Free memory was 108.4 MB in the beginning and 98.3 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:42,476 INFO L168 Benchmark]: Symbolic Interpretation took 318.47 ms. Allocated memory is still 141.0 MB. Free memory was 98.3 MB in the beginning and 90.6 MB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:06:42,480 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 11]: 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 141.0 MB. Free memory was 111.8 MB in the beginning and 111.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.16 ms. Allocated memory is still 141.0 MB. Free memory was 110.5 MB in the beginning and 108.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 296.81 ms. Allocated memory is still 141.0 MB. Free memory was 108.4 MB in the beginning and 98.3 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 318.47 ms. Allocated memory is still 141.0 MB. Free memory was 98.3 MB in the beginning and 90.6 MB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...