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-globals-easy-1-safe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:16:28,258 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:16:28,260 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:16:28,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:16:28,279 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:16:28,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:16:28,283 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:16:28,285 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:16:28,287 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:16:28,288 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:16:28,289 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:16:28,290 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:16:28,290 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:16:28,291 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:16:28,292 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:16:28,293 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:16:28,294 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:16:28,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:16:28,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:16:28,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:16:28,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:16:28,302 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:16:28,303 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:16:28,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:16:28,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:16:28,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:16:28,307 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:16:28,308 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:16:28,309 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:16:28,310 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:16:28,310 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:16:28,311 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:16:28,312 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:16:28,313 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:16:28,314 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:16:28,314 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:16:28,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:16:28,315 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:16:28,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:16:28,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:16:28,317 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:16:28,360 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:16:28,372 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:16:28,375 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:16:28,377 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:16:28,377 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:16:28,378 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/proc-globals-easy-1-safe.bpl [2019-08-05 18:16:28,378 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/proc-globals-easy-1-safe.bpl' [2019-08-05 18:16:28,404 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:16:28,406 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:16:28,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:16:28,407 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:16:28,407 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:16:28,428 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "proc-globals-easy-1-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:28" (1/1) ... [2019-08-05 18:16:28,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "proc-globals-easy-1-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:28" (1/1) ... [2019-08-05 18:16:28,435 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "proc-globals-easy-1-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:28" (1/1) ... [2019-08-05 18:16:28,436 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "proc-globals-easy-1-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:28" (1/1) ... [2019-08-05 18:16:28,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "proc-globals-easy-1-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:28" (1/1) ... [2019-08-05 18:16:28,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "proc-globals-easy-1-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:28" (1/1) ... [2019-08-05 18:16:28,440 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "proc-globals-easy-1-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:28" (1/1) ... [2019-08-05 18:16:28,441 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:16:28,442 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:16:28,442 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:16:28,442 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:16:28,443 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "proc-globals-easy-1-safe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:16:28" (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 18:16:28,509 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.init given in one single declaration [2019-08-05 18:16:28,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-05 18:16:28,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-05 18:16:28,510 INFO L124 BoogieDeclarations]: Specification and implementation of procedure dec given in one single declaration [2019-08-05 18:16:28,510 INFO L130 BoogieDeclarations]: Found specification of procedure dec [2019-08-05 18:16:28,510 INFO L138 BoogieDeclarations]: Found implementation of procedure dec [2019-08-05 18:16:28,657 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:16:28,658 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:16:28,659 INFO L202 PluginConnector]: Adding new model proc-globals-easy-1-safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:16:28 BoogieIcfgContainer [2019-08-05 18:16:28,659 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:16:28,659 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:16:28,660 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:16:28,660 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:16:28,661 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "proc-globals-easy-1-safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:16:28" (1/1) ... [2019-08-05 18:16:28,673 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:16:28,676 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:16:28,683 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.init] [2019-08-05 18:16:28,691 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:16:28,693 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 1 [2019-08-05 18:16:28,744 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:16:28,744 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:16:28,747 INFO L179 IcfgInterpreter]: Location ULTIMATE.initErr0ASSERT_VIOLATIONASSERT has predicate 10#(not (<= 0 x)) [2019-08-05 18:16:28,749 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:16:28,756 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:16:28,759 INFO L168 Benchmark]: Toolchain (without parser) took 352.31 ms. Allocated memory is still 139.5 MB. Free memory was 108.1 MB in the beginning and 92.2 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:28,761 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 ms. Allocated memory is still 139.5 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-05 18:16:28,762 INFO L168 Benchmark]: Boogie Preprocessor took 34.67 ms. Allocated memory is still 139.5 MB. Free memory was 107.9 MB in the beginning and 105.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:28,764 INFO L168 Benchmark]: RCFGBuilder took 217.38 ms. Allocated memory is still 139.5 MB. Free memory was 105.8 MB in the beginning and 96.7 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:28,765 INFO L168 Benchmark]: Symbolic Interpretation took 97.08 ms. Allocated memory is still 139.5 MB. Free memory was 96.5 MB in the beginning and 92.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:16:28,769 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 0.23 ms. Allocated memory is still 139.5 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 34.67 ms. Allocated memory is still 139.5 MB. Free memory was 107.9 MB in the beginning and 105.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 217.38 ms. Allocated memory is still 139.5 MB. Free memory was 105.8 MB in the beginning and 96.7 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 97.08 ms. Allocated memory is still 139.5 MB. Free memory was 96.5 MB in the beginning and 92.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...