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.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:55:08,301 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:55:08,306 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:55:08,318 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:55:08,319 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:55:08,320 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:55:08,321 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:55:08,324 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:55:08,326 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:55:08,326 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:55:08,327 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:55:08,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:55:08,328 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:55:08,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:55:08,330 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:55:08,332 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:55:08,332 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:55:08,333 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:55:08,335 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:55:08,342 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:55:08,346 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:55:08,347 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:55:08,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:55:08,349 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:55:08,351 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:55:08,351 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:55:08,351 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:55:08,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:55:08,353 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:55:08,353 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:55:08,354 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:55:08,355 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:55:08,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:55:08,356 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:55:08,357 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:55:08,357 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:55:08,358 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:55:08,358 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:55:08,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:55:08,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:55:08,360 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:55:08,389 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:55:08,411 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:55:08,415 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:55:08,417 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:55:08,419 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:55:08,420 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/WaterTank1.bpl [2019-08-06 16:55:08,420 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/WaterTank1.bpl' [2019-08-06 16:55:08,451 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:55:08,453 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:55:08,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:55:08,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:55:08,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:55:08,479 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "WaterTank1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:08" (1/1) ... [2019-08-06 16:55:08,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "WaterTank1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:08" (1/1) ... [2019-08-06 16:55:08,487 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "WaterTank1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:08" (1/1) ... [2019-08-06 16:55:08,488 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "WaterTank1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:08" (1/1) ... [2019-08-06 16:55:08,493 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "WaterTank1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:08" (1/1) ... [2019-08-06 16:55:08,497 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "WaterTank1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:08" (1/1) ... [2019-08-06 16:55:08,498 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "WaterTank1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:08" (1/1) ... [2019-08-06 16:55:08,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:55:08,500 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:55:08,501 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:55:08,501 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:55:08,502 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "WaterTank1.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:08" (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 16:55:08,574 INFO L124 BoogieDeclarations]: Specification and implementation of procedure waterTank given in one single declaration [2019-08-06 16:55:08,574 INFO L130 BoogieDeclarations]: Found specification of procedure waterTank [2019-08-06 16:55:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure waterTank [2019-08-06 16:55:08,836 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:55:08,836 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:55:08,837 INFO L202 PluginConnector]: Adding new model WaterTank1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:08 BoogieIcfgContainer [2019-08-06 16:55:08,838 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:55:08,838 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:55:08,838 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:55:08,839 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:55:08,840 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "WaterTank1.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:08" (1/1) ... [2019-08-06 16:55:08,849 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:55:08,852 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:55:08,862 INFO L160 IcfgInterpreter]: Initial procedures are [waterTank] [2019-08-06 16:55:08,869 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:55:08,871 INFO L185 IcfgInterpreter]: Interpreting procedure waterTank with input of size 1 [2019-08-06 16:55:08,979 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:55:08,980 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:55:08,983 INFO L179 IcfgInterpreter]: Location waterTankErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (< waterTank_time 101) (not (< waterTank_time 100)) (not (<= waterTank_fillLevel 1000))) [2019-08-06 16:55:08,984 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:55:08,991 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:55:08,994 INFO L168 Benchmark]: Toolchain (without parser) took 540.07 ms. Allocated memory is still 138.4 MB. Free memory was 107.0 MB in the beginning and 90.7 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:08,996 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 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: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-06 16:55:08,997 INFO L168 Benchmark]: Boogie Preprocessor took 45.94 ms. Allocated memory is still 138.4 MB. Free memory was 106.8 MB in the beginning and 104.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:08,998 INFO L168 Benchmark]: RCFGBuilder took 337.44 ms. Allocated memory is still 138.4 MB. Free memory was 104.6 MB in the beginning and 95.7 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:09,000 INFO L168 Benchmark]: Symbolic Interpretation took 153.25 ms. Allocated memory is still 138.4 MB. Free memory was 95.7 MB in the beginning and 90.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:09,003 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 26]: 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 0.21 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: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.94 ms. Allocated memory is still 138.4 MB. Free memory was 106.8 MB in the beginning and 104.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 337.44 ms. Allocated memory is still 138.4 MB. Free memory was 104.6 MB in the beginning and 95.7 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 153.25 ms. Allocated memory is still 138.4 MB. Free memory was 95.7 MB in the beginning and 90.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...