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/regression/bpl/TestFunction.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b03553c [2019-08-05 18:15:13,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 18:15:13,600 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 18:15:13,612 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 18:15:13,613 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 18:15:13,614 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 18:15:13,615 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 18:15:13,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 18:15:13,619 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 18:15:13,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 18:15:13,621 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 18:15:13,621 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 18:15:13,622 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 18:15:13,623 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 18:15:13,624 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 18:15:13,625 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 18:15:13,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 18:15:13,627 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 18:15:13,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 18:15:13,635 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 18:15:13,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 18:15:13,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 18:15:13,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 18:15:13,646 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 18:15:13,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 18:15:13,652 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 18:15:13,652 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 18:15:13,653 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 18:15:13,655 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 18:15:13,657 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 18:15:13,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 18:15:13,658 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 18:15:13,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 18:15:13,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 18:15:13,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 18:15:13,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 18:15:13,666 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 18:15:13,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 18:15:13,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 18:15:13,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 18:15:13,670 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 18:15:13,725 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 18:15:13,743 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 18:15:13,748 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 18:15:13,749 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 18:15:13,750 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 18:15:13,751 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/TestFunction.bpl [2019-08-05 18:15:13,752 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/TestFunction.bpl' [2019-08-05 18:15:13,787 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 18:15:13,789 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-05 18:15:13,790 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 18:15:13,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 18:15:13,790 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 18:15:13,818 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "TestFunction.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:13" (1/1) ... [2019-08-05 18:15:13,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "TestFunction.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:13" (1/1) ... [2019-08-05 18:15:13,829 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "TestFunction.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:13" (1/1) ... [2019-08-05 18:15:13,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "TestFunction.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:13" (1/1) ... [2019-08-05 18:15:13,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "TestFunction.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:13" (1/1) ... [2019-08-05 18:15:13,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "TestFunction.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:13" (1/1) ... [2019-08-05 18:15:13,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "TestFunction.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:13" (1/1) ... [2019-08-05 18:15:13,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 18:15:13,837 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 18:15:13,838 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 18:15:13,838 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 18:15:13,839 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "TestFunction.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 06:15:13" (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 18:15:13,917 INFO L130 BoogieDeclarations]: Found specification of procedure proc [2019-08-05 18:15:13,918 INFO L138 BoogieDeclarations]: Found implementation of procedure proc [2019-08-05 18:15:14,051 INFO L275 CfgBuilder]: Using library mode [2019-08-05 18:15:14,052 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-05 18:15:14,053 INFO L202 PluginConnector]: Adding new model TestFunction.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:15:14 BoogieIcfgContainer [2019-08-05 18:15:14,053 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 18:15:14,054 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-05 18:15:14,054 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-05 18:15:14,057 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-05 18:15:14,058 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "TestFunction.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 06:15:14" (1/1) ... [2019-08-05 18:15:14,069 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-05 18:15:14,072 INFO L155 IcfgInterpreter]: Building call graph [2019-08-05 18:15:14,079 INFO L160 IcfgInterpreter]: Initial procedures are [proc] [2019-08-05 18:15:14,087 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-05 18:15:14,089 INFO L185 IcfgInterpreter]: Interpreting procedure proc with input of size 1 [2019-08-05 18:15:14,129 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-05 18:15:14,129 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-05 18:15:14,131 INFO L179 IcfgInterpreter]: Location procErr0ASSERT_VIOLATIONASSERT has predicate 6#(and (not (myFunc proc_x)) (myFunc 7) (= proc_x 7)) [2019-08-05 18:15:14,132 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-05 18:15:14,137 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-05 18:15:14,140 INFO L168 Benchmark]: Toolchain (without parser) took 350.08 ms. Allocated memory is still 136.3 MB. Free memory was 108.3 MB in the beginning and 93.9 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:14,141 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.29 ms. Allocated memory is still 136.3 MB. Free memory was 109.4 MB in the beginning and 109.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-05 18:15:14,142 INFO L168 Benchmark]: Boogie Preprocessor took 47.20 ms. Allocated memory is still 136.3 MB. Free memory was 108.1 MB in the beginning and 106.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:14,144 INFO L168 Benchmark]: RCFGBuilder took 216.08 ms. Allocated memory is still 136.3 MB. Free memory was 106.0 MB in the beginning and 97.8 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:14,147 INFO L168 Benchmark]: Symbolic Interpretation took 83.65 ms. Allocated memory is still 136.3 MB. Free memory was 97.8 MB in the beginning and 93.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-08-05 18:15:14,152 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 19]: 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 0.29 ms. Allocated memory is still 136.3 MB. Free memory was 109.4 MB in the beginning and 109.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.20 ms. Allocated memory is still 136.3 MB. Free memory was 108.1 MB in the beginning and 106.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 216.08 ms. Allocated memory is still 136.3 MB. Free memory was 106.0 MB in the beginning and 97.8 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 83.65 ms. Allocated memory is still 136.3 MB. Free memory was 97.8 MB in the beginning and 93.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...