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 0.1.24-4ddfff8 [2019-08-09 14:20:10,982 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 14:20:10,985 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 14:20:10,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 14:20:10,997 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 14:20:10,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 14:20:10,999 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 14:20:11,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 14:20:11,003 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 14:20:11,004 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 14:20:11,005 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 14:20:11,006 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 14:20:11,006 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 14:20:11,007 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 14:20:11,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 14:20:11,009 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 14:20:11,010 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 14:20:11,011 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 14:20:11,013 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 14:20:11,015 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 14:20:11,017 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 14:20:11,018 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 14:20:11,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 14:20:11,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 14:20:11,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 14:20:11,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 14:20:11,022 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 14:20:11,023 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 14:20:11,024 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 14:20:11,025 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 14:20:11,025 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 14:20:11,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 14:20:11,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 14:20:11,027 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 14:20:11,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 14:20:11,028 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 14:20:11,031 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 14:20:11,031 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 14:20:11,032 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 14:20:11,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 14:20:11,034 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 14:20:11,062 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 14:20:11,082 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 14:20:11,086 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 14:20:11,087 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-09 14:20:11,088 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-09 14:20:11,088 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/proc-globals-easy-1-safe.bpl [2019-08-09 14:20:11,088 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/regression/all/proc-globals-easy-1-safe.bpl' [2019-08-09 14:20:11,121 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 14:20:11,122 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-09 14:20:11,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 14:20:11,123 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 14:20:11,125 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 14:20:11,150 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 09.08 02:20:11" (1/1) ... [2019-08-09 14:20:11,152 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 09.08 02:20:11" (1/1) ... [2019-08-09 14:20:11,160 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 09.08 02:20:11" (1/1) ... [2019-08-09 14:20:11,160 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 09.08 02:20:11" (1/1) ... [2019-08-09 14:20:11,164 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 09.08 02:20:11" (1/1) ... [2019-08-09 14:20:11,166 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 09.08 02:20:11" (1/1) ... [2019-08-09 14:20:11,167 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 09.08 02:20:11" (1/1) ... [2019-08-09 14:20:11,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 14:20:11,172 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 14:20:11,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 14:20:11,173 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 14:20:11,174 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 09.08 02:20:11" (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 [2019-08-09 14:20:11,250 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.init given in one single declaration [2019-08-09 14:20:11,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 14:20:11,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 14:20:11,252 INFO L124 BoogieDeclarations]: Specification and implementation of procedure dec given in one single declaration [2019-08-09 14:20:11,252 INFO L130 BoogieDeclarations]: Found specification of procedure dec [2019-08-09 14:20:11,252 INFO L138 BoogieDeclarations]: Found implementation of procedure dec [2019-08-09 14:20:11,420 INFO L275 CfgBuilder]: Using library mode [2019-08-09 14:20:11,420 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-09 14:20:11,422 INFO L202 PluginConnector]: Adding new model proc-globals-easy-1-safe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 02:20:11 BoogieIcfgContainer [2019-08-09 14:20:11,422 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 14:20:11,423 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 14:20:11,423 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 14:20:11,423 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 14:20:11,424 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 09.08 02:20:11" (1/1) ... [2019-08-09 14:20:11,524 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 14:20:11,531 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 14:20:11,535 INFO L168 Benchmark]: Toolchain (without parser) took 411.18 ms. Allocated memory is still 138.4 MB. Free memory was 106.9 MB in the beginning and 91.3 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:11,536 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 138.4 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-09 14:20:11,537 INFO L168 Benchmark]: Boogie Preprocessor took 45.87 ms. Allocated memory is still 138.4 MB. Free memory was 106.9 MB in the beginning and 104.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:11,538 INFO L168 Benchmark]: RCFGBuilder took 250.11 ms. Allocated memory is still 138.4 MB. Free memory was 104.9 MB in the beginning and 95.6 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:11,539 INFO L168 Benchmark]: Symbolic Interpretation took 108.73 ms. Allocated memory is still 138.4 MB. Free memory was 95.6 MB in the beginning and 91.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-08-09 14:20:11,543 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. Predicate is 10#(not (<= 0 x)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 138.4 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.87 ms. Allocated memory is still 138.4 MB. Free memory was 106.9 MB in the beginning and 104.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 250.11 ms. Allocated memory is still 138.4 MB. Free memory was 104.9 MB in the beginning and 95.6 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 108.73 ms. Allocated memory is still 138.4 MB. Free memory was 95.6 MB in the beginning and 91.3 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...