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/toy/WaterTank1-NumberVariables.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 11:49:28,823 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 11:49:28,825 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 11:49:28,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 11:49:28,837 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 11:49:28,838 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 11:49:28,840 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 11:49:28,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 11:49:28,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 11:49:28,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 11:49:28,845 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 11:49:28,846 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 11:49:28,846 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 11:49:28,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 11:49:28,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 11:49:28,849 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 11:49:28,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 11:49:28,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 11:49:28,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 11:49:28,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 11:49:28,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 11:49:28,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 11:49:28,860 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 11:49:28,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 11:49:28,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 11:49:28,863 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 11:49:28,864 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 11:49:28,865 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 11:49:28,865 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 11:49:28,866 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 11:49:28,867 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 11:49:28,867 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 11:49:28,868 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 11:49:28,869 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 11:49:28,870 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 11:49:28,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 11:49:28,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 11:49:28,872 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 11:49:28,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 11:49:28,873 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 11:49:28,873 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 11:49:28,899 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 11:49:28,918 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 11:49:28,921 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 11:49:28,923 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 11:49:28,923 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 11:49:28,925 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/WaterTank1-NumberVariables.bpl [2019-08-05 11:49:28,925 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/WaterTank1-NumberVariables.bpl' [2019-08-05 11:49:28,951 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 11:49:28,952 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 11:49:28,953 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 11:49:28,953 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 11:49:28,953 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 11:49:28,975 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "WaterTank1-NumberVariables.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:49:28" (1/1) ... [2019-08-05 11:49:28,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "WaterTank1-NumberVariables.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:49:28" (1/1) ... [2019-08-05 11:49:28,984 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "WaterTank1-NumberVariables.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:49:28" (1/1) ... [2019-08-05 11:49:28,984 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "WaterTank1-NumberVariables.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:49:28" (1/1) ... [2019-08-05 11:49:28,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "WaterTank1-NumberVariables.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:49:28" (1/1) ... [2019-08-05 11:49:28,991 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "WaterTank1-NumberVariables.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:49:28" (1/1) ... [2019-08-05 11:49:28,991 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "WaterTank1-NumberVariables.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:49:28" (1/1) ... [2019-08-05 11:49:28,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 11:49:28,994 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 11:49:28,994 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 11:49:28,994 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 11:49:28,995 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "WaterTank1-NumberVariables.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 11:49:28" (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 11:49:29,062 INFO L124 BoogieDeclarations]: Specification and implementation of procedure waterTank given in one single declaration [2019-08-05 11:49:29,062 INFO L130 BoogieDeclarations]: Found specification of procedure waterTank [2019-08-05 11:49:29,063 INFO L138 BoogieDeclarations]: Found implementation of procedure waterTank [2019-08-05 11:49:29,310 INFO L275 CfgBuilder]: Using library mode [2019-08-05 11:49:29,311 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 11:49:29,312 INFO L202 PluginConnector]: Adding new model WaterTank1-NumberVariables.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:49:29 BoogieIcfgContainer [2019-08-05 11:49:29,312 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 11:49:29,312 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 11:49:29,312 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 11:49:29,313 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 11:49:29,314 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "WaterTank1-NumberVariables.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 11:49:29" (1/1) ... [2019-08-05 11:49:29,324 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 11:49:29,327 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 11:49:29,334 INFO L160 IcfgInterpreter]: Initial procedures are [waterTank] [2019-08-05 11:49:29,342 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 11:49:29,344 INFO L184 IcfgInterpreter]: Interpreting procedure waterTank with input of size 1 [2019-08-05 11:49:29,618 WARN L188 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 17 [2019-08-05 11:49:29,942 WARN L188 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 26 [2019-08-05 11:49:30,258 WARN L188 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 29 [2019-08-05 11:49:30,306 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 11:49:30,306 INFO L176 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 11:49:30,310 INFO L178 IcfgInterpreter]: Location waterTankErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (= waterTank_one 1) (< waterTank_time (+ waterTank_hundred 1)) (not (<= waterTank_fillLevel waterTank_thousand)) (not (< waterTank_time waterTank_hundred))) [2019-08-05 11:49:30,318 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 11:49:30,320 INFO L168 Benchmark]: Toolchain (without parser) took 1367.10 ms. Allocated memory is still 133.7 MB. Free memory was 110.0 MB in the beginning and 67.2 MB in the end (delta: 42.8 MB). Peak memory consumption was 42.8 MB. Max. memory is 7.1 GB. [2019-08-05 11:49:30,322 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.24 ms. Allocated memory is still 133.7 MB. Free memory was 111.2 MB in the beginning and 111.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 11:49:30,323 INFO L168 Benchmark]: Boogie Preprocessor took 40.31 ms. Allocated memory is still 133.7 MB. Free memory was 110.0 MB in the beginning and 107.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-05 11:49:30,324 INFO L168 Benchmark]: RCFGBuilder took 318.39 ms. Allocated memory is still 133.7 MB. Free memory was 107.8 MB in the beginning and 98.4 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-05 11:49:30,325 INFO L168 Benchmark]: Symbolic Interpretation took 1005.70 ms. Allocated memory is still 133.7 MB. Free memory was 98.4 MB in the beginning and 67.4 MB in the end (delta: 31.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 7.1 GB. [2019-08-05 11:49:30,332 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 27]: 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 0.24 ms. Allocated memory is still 133.7 MB. Free memory was 111.2 MB in the beginning and 111.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.31 ms. Allocated memory is still 133.7 MB. Free memory was 110.0 MB in the beginning and 107.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 318.39 ms. Allocated memory is still 133.7 MB. Free memory was 107.8 MB in the beginning and 98.4 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1005.70 ms. Allocated memory is still 133.7 MB. Free memory was 98.4 MB in the beginning and 67.4 MB in the end (delta: 31.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...