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/unclassified/HavocInLoop.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:59:35,018 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:59:35,020 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:59:35,031 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:59:35,032 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:59:35,033 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:59:35,034 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:59:35,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:59:35,038 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:59:35,038 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:59:35,039 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:59:35,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:59:35,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:59:35,042 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:59:35,043 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:59:35,044 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:59:35,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:59:35,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:59:35,048 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:59:35,050 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:59:35,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:59:35,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:59:35,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:59:35,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:59:35,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:59:35,058 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:59:35,058 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:59:35,059 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:59:35,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:59:35,061 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:59:35,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:59:35,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:59:35,062 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:59:35,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:59:35,064 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:59:35,065 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:59:35,065 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:59:35,065 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:59:35,066 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:59:35,067 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:59:35,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:59:35,095 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:59:35,114 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:59:35,118 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:59:35,119 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:59:35,120 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:59:35,122 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/unclassified/HavocInLoop.bpl [2019-08-06 16:59:35,122 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/abstractInterpretation/unclassified/HavocInLoop.bpl' [2019-08-06 16:59:35,156 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:59:35,158 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:59:35,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:59:35,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:59:35,159 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:59:35,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "HavocInLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:35" (1/1) ... [2019-08-06 16:59:35,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "HavocInLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:35" (1/1) ... [2019-08-06 16:59:35,193 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "HavocInLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:35" (1/1) ... [2019-08-06 16:59:35,194 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "HavocInLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:35" (1/1) ... [2019-08-06 16:59:35,197 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "HavocInLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:35" (1/1) ... [2019-08-06 16:59:35,203 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "HavocInLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:35" (1/1) ... [2019-08-06 16:59:35,204 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "HavocInLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:35" (1/1) ... [2019-08-06 16:59:35,206 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:59:35,207 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:59:35,208 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:59:35,208 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:59:35,209 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "HavocInLoop.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:59:35" (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 16:59:35,281 INFO L124 BoogieDeclarations]: Specification and implementation of procedure HavocInLoop given in one single declaration [2019-08-06 16:59:35,282 INFO L130 BoogieDeclarations]: Found specification of procedure HavocInLoop [2019-08-06 16:59:35,282 INFO L138 BoogieDeclarations]: Found implementation of procedure HavocInLoop [2019-08-06 16:59:35,708 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:59:35,709 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-06 16:59:35,710 INFO L202 PluginConnector]: Adding new model HavocInLoop.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:35 BoogieIcfgContainer [2019-08-06 16:59:35,710 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:59:35,711 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:59:35,711 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:59:35,711 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:59:35,712 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "HavocInLoop.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:59:35" (1/1) ... [2019-08-06 16:59:35,725 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-06 16:59:35,727 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:59:35,743 INFO L160 IcfgInterpreter]: Initial procedures are [HavocInLoop] [2019-08-06 16:59:35,754 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:59:35,756 INFO L185 IcfgInterpreter]: Interpreting procedure HavocInLoop with input of size 1 [2019-08-06 16:59:35,862 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-06 16:59:35,863 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-06 16:59:35,866 INFO L179 IcfgInterpreter]: Location HavocInLoopErr0ASSERT_VIOLATIONASSERT has predicate 27#(and (not (<= 0 HavocInLoop_x)) (not (<= 0 HavocInLoop_y))) [2019-08-06 16:59:35,868 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-06 16:59:35,881 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-06 16:59:35,885 INFO L168 Benchmark]: Toolchain (without parser) took 725.93 ms. Allocated memory is still 134.2 MB. Free memory was 109.3 MB in the beginning and 89.9 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:35,886 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 134.2 MB. Free memory is still 110.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-06 16:59:35,888 INFO L168 Benchmark]: Boogie Preprocessor took 48.39 ms. Allocated memory is still 134.2 MB. Free memory was 109.3 MB in the beginning and 107.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:35,889 INFO L168 Benchmark]: RCFGBuilder took 503.28 ms. Allocated memory is still 134.2 MB. Free memory was 107.1 MB in the beginning and 95.3 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:35,891 INFO L168 Benchmark]: Symbolic Interpretation took 170.70 ms. Allocated memory is still 134.2 MB. Free memory was 95.3 MB in the beginning and 89.9 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2019-08-06 16:59:35,896 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 36]: 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 0.25 ms. Allocated memory is still 134.2 MB. Free memory is still 110.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 48.39 ms. Allocated memory is still 134.2 MB. Free memory was 109.3 MB in the beginning and 107.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 503.28 ms. Allocated memory is still 134.2 MB. Free memory was 107.1 MB in the beginning and 95.3 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 170.70 ms. Allocated memory is still 134.2 MB. Free memory was 95.3 MB in the beginning and 89.9 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...