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/WaterTank2-NumberVariables.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:55:07,458 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:55:07,460 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:55:07,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:55:07,473 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:55:07,474 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:55:07,476 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:55:07,478 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:55:07,479 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:55:07,480 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:55:07,481 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:55:07,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:55:07,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:55:07,484 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:55:07,485 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:55:07,486 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:55:07,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:55:07,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:55:07,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:55:07,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:55:07,493 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:55:07,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:55:07,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:55:07,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:55:07,498 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:55:07,499 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:55:07,499 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:55:07,500 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:55:07,500 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:55:07,501 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:55:07,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:55:07,502 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:55:07,503 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:55:07,504 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:55:07,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:55:07,505 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:55:07,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:55:07,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:55:07,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:55:07,507 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:55:07,508 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:55:07,537 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:55:07,550 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:55:07,554 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:55:07,555 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:55:07,556 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:55:07,557 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/WaterTank2-NumberVariables.bpl [2019-08-06 16:55:07,557 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/WaterTank2-NumberVariables.bpl' [2019-08-06 16:55:07,590 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:55:07,592 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:55:07,593 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:55:07,593 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:55:07,593 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:55:07,619 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "WaterTank2-NumberVariables.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:07" (1/1) ... [2019-08-06 16:55:07,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "WaterTank2-NumberVariables.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:07" (1/1) ... [2019-08-06 16:55:07,628 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "WaterTank2-NumberVariables.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:07" (1/1) ... [2019-08-06 16:55:07,628 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "WaterTank2-NumberVariables.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:07" (1/1) ... [2019-08-06 16:55:07,631 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "WaterTank2-NumberVariables.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:07" (1/1) ... [2019-08-06 16:55:07,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "WaterTank2-NumberVariables.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:07" (1/1) ... [2019-08-06 16:55:07,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "WaterTank2-NumberVariables.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:07" (1/1) ... [2019-08-06 16:55:07,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:55:07,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:55:07,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:55:07,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:55:07,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "WaterTank2-NumberVariables.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:55:07" (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 16:55:07,709 INFO L124 BoogieDeclarations]: Specification and implementation of procedure waterTank given in one single declaration [2019-08-06 16:55:07,710 INFO L130 BoogieDeclarations]: Found specification of procedure waterTank [2019-08-06 16:55:07,710 INFO L138 BoogieDeclarations]: Found implementation of procedure waterTank [2019-08-06 16:55:07,971 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:55:07,971 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:55:07,972 INFO L202 PluginConnector]: Adding new model WaterTank2-NumberVariables.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:07 BoogieIcfgContainer [2019-08-06 16:55:07,973 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:55:07,973 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:55:07,973 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:55:07,973 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:55:07,974 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "WaterTank2-NumberVariables.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:55:07" (1/1) ... [2019-08-06 16:55:07,985 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:55:07,988 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:55:07,994 INFO L160 IcfgInterpreter]: Initial procedures are [waterTank] [2019-08-06 16:55:08,004 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:55:08,005 INFO L185 IcfgInterpreter]: Interpreting procedure waterTank with input of size 1 [2019-08-06 16:55:08,102 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:55:08,102 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:55:08,105 INFO L179 IcfgInterpreter]: Location waterTankErr0ASSERT_VIOLATIONASSERT has predicate 23#(and (< waterTank_time (+ waterTank_hundred 1)) (<= waterTank_increment 3) (not (<= waterTank_fillLevel waterTank_thousand)) (not (< waterTank_time waterTank_hundred))) [2019-08-06 16:55:08,106 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:55:08,113 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:55:08,116 INFO L168 Benchmark]: Toolchain (without parser) took 522.72 ms. Allocated memory is still 132.1 MB. Free memory was 108.5 MB in the beginning and 91.7 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:08,117 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 132.1 MB. Free memory was 109.7 MB in the beginning and 109.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-06 16:55:08,118 INFO L168 Benchmark]: Boogie Preprocessor took 45.10 ms. Allocated memory is still 132.1 MB. Free memory was 108.5 MB in the beginning and 106.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:08,119 INFO L168 Benchmark]: RCFGBuilder took 334.37 ms. Allocated memory is still 132.1 MB. Free memory was 106.2 MB in the beginning and 97.1 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:08,121 INFO L168 Benchmark]: Symbolic Interpretation took 139.98 ms. Allocated memory is still 132.1 MB. Free memory was 97.1 MB in the beginning and 91.7 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2019-08-06 16:55:08,125 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 29]: 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 132.1 MB. Free memory was 109.7 MB in the beginning and 109.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.10 ms. Allocated memory is still 132.1 MB. Free memory was 108.5 MB in the beginning and 106.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 334.37 ms. Allocated memory is still 132.1 MB. Free memory was 106.2 MB in the beginning and 97.1 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 139.98 ms. Allocated memory is still 132.1 MB. Free memory was 97.1 MB in the beginning and 91.7 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...